Form 21-3 (Article 246-5) (letter) Explanatory document for the 2024 term Date: 3/31/2025 Name of Business: Sozo Ventures (Cayman) GP I, Ltd. Address or location: (Registered Office) c/o Ocorian Trust (Cayman) Limited, Windward 3, Regatta Office Park, PO Box 1350, Grand Cayman KY1-1108, Cayman Islands (Principal Business Office) 10 California Street, Redwood City, CA 94063, USA Name: Koichiro Nakamura Title: Director (Name and Title of the Representative in the case that applicant legal status is corporation ) (Note) A person who has changed his/her surname may quote his/her former name next to the current full name in parenthesis in the “Name” section. 1. Operational status of business (1) Date of notification ①Notification in accordance with Financial Instruments and Exchange Act (hereafter “FIEA”) Article 63(2) or Article 63-3(1) Date: 05/13/2014 ②Notification in accordance with Article 48(2), (4) or (6) of the Supplementary Provisions of the Act to Partially Amend the Securities and Exchange Act (Act No. 65 of 2006) Date: Not applicable (2) Types of businesses currently being operated SPBQII (investment management) (3) Overview of the current term Sozo Ventures (Cayman) GP I, Ltd. is the general partner of Sozo –Truebridge Cayman LP Fund. As such it represents the general partnership’s interest in this fund. The management of the fund gets passed on to the Sozo Ventures, LLC., which is the management company. Sozo Ventures (Cayman) GP I, Ltd. has no From: 1/1/2024 To: 12/31/2024

employees. (4) Status of corporate officers and employees ① Number of corporate officers and employees Corporate officers Employees Total of which part- time officers Total 2 2 0 2 ② Status of corporate officers Positions Names Director Koichiro Nakamura Director Phillip Gerald Wickham ③ Status of performance-linked remuneration for corporate officers Status of performance-linked remuneration for corporate officers Not applicable (5) Status of the principal business office, and business offices where Specially Permitted Businesses for Qualified Institutional Investors, etc.(“SPBQII”) are operated Name Location Number of Corporate officers and employees Registered Office c/o Ocorian Trust (Cayman) Limited, Windward 3, Regatta Office Park, PO Box 1350, Grand Cayman KY1-1108, Cayman Islands 0 Principal Business Office 10 California Street, Redwood City, CA 94063, USA 2 Total 2 locations Total 2 (6) Status of external auditing Name or business name of the certified public accountant or auditing firm Details of auditing

Not Applicable(Not externally audited) (Note) 1. Operational status of business (2) Types of businesses currently being operated In relation to businesses currently under operation, (1)enter "private placement" if they include businesses relating to acts specified under FIEA Article 63(1)(i); (2)enter "investment management" if they include those relating to acts specified under (ii) of the same Paragraph; (3)if they include those specified under the provisions of Article 17-13(2) of the Enforcement ordinance of the Financial Instruments and Exchange Act as businesses that especially require the protection of investors among those specified under (9) of the same Article, please indicate thus; and (4)if there are other businesses, please enter the types of such businesses. In addition, if there have been changes in such businesses during the term, please indicate them. (3) Overview of business operations in the current term Please give an overview of the business activities, business performance, and important events that have affected operating performance during the current term. (4) Status of corporate officers and employees ① Number of corporate officers and employees Enter the numbers of corporate officers and employees (limited to corporate officers and employees engaged in SPBQII; the same applies in ② below) as at the end of the current term. ② Status of corporate officers Create a table and indicate all corporate officers as at the end of the current term. Note, however, that foreign corporations do not need to indicate representatives in Japan (i.e., persons specified under FIEA Article 63(7)(i)(d)). ③ Status of performance-linked remuneration for corporate officers If remuneration, etc. (meaning the remuneration, bonus or other property benefit provided from the company as compensation for execution of operation, which is pertaining to the latest business year, or whose amount of paid or expected to be paid has been clarified in the latest business year (excluding those indicated in the business reports for any business years prior to the latest business year); hereinafter the same applies in ③ ) for corporate officers includes performance-linked remuneration (meaning remuneration, etc. calculated based on an indicator related to profits accrued by transactions

performed as management of investment assets; hereinafter the same applies in ③), indicate the following. (a) If a policy regarding the decision of payment rate for performance-linked remuneration and other remuneration is determined, indicate the details. (b) Provide the indicator related to performance-linked remuneration, reason for selecting the indicator, and method for determining the performance-linked remuneration. (c) Indicate the total amount of performance-linked remuneration, its ratio to officer’s remuneration and number of covered officers for each category of directors (excluding supervisory committee members and outside directors), supervisory committee members (excluding outside directors), company auditors (excluding outside company auditors), executive officers, and outside officers. (d) Provide prospects and achievements of the indicator related to performance- linked remuneration. If all or part of remuneration, etc. is non-monetary remuneration, indicate the details. (5) Status of the principal business office, and business offices where SPBQII are operated Enter information about the principal business office, as well as each of the business offices where SPBQII are operated ("business offices, etc." hereafter in (5)). In addition, if there have been additions or abolitions of business offices, etc., or changes in the names or addresses of business offices, etc. during the term, please indicate them. (6) Status of external auditing Provide relevant information in this section if you have your financial statements externally audited by certified public accountants or auditing firms at least once every year. Indicate whether the audits are statutory or voluntary, and describe specifically and succinctly the details of the audit results in the "Details of auditing." (7) Status of the fund (excluding Electronically Recorded Transferable Rights That Must Be Indicated on Securities, etc.) Names of the Invested Business Equity Sozo-Truebridge Cayman LP Details of the Invested Business Venture fund Fund investing in US start-ups that are ready to grow globally.

Types of the Invested Business Equity Rights based on laws and regulations of a foreign state Location of the accounts into which investment money is paid Flow of funds Duration Status of investors Types of investors Number of investors Qualified Institutional Investors (“QIIs”) 3 of whom individuals Investors other than QIIs 0 of whom individuals Total 3 Amount of investment by QIIs and its ratio Amount of investment 4,701,390,686yen Ratio of investment 100% If persons specified under the items of Article 233-3 are among the counterparty Existence of persons specified under the items of Article 233-3 (“yes” or “none”) none Status of audits Name or business name of the certified public accountant or auditing firm Details of audits (Note) 1. Create a table and provide information for each of the Invested Business Equity regarding securities equivalents related to FIEA Article 2(2)(v) or (vi). Note, however, that you are only required to provide information in the "Names of the Invested Business Equity," "Types of the Invested Business Equity" and "Status of investors" for securities equivalents relating to (v) or (vi) of the same paragraph in which only professional investors invest. Please indicate securities equivalents relating to (v) or (vi) of the same paragraph that were privately placed in the past and the expirations of whose duration are set

in the current term or later, even if there has been no private placement during the current term. 2. This table must be created based on the end of the current term as the basis. If the accounting period of the fund (referring to assets into which investment or contribution has been made by persons who own securities equivalents relating to FIEA Article 2(2)(v) or (vi); the same applies in 6) and the term of the notifier of SPBQII do not match, make entries based on figures at the end of the last accounting period that came before the end of the current term. 3. In the "Details of the Invested Business" row, enter specific details of businesses that will manage the money and other assets being invested or contributed. 4. Select and enter, in the "Types of the Invested Business Equity" column, from "Partnership contract under the Civil Code," "Silent partnership contract," "Investment Limited Partnership contract," "Limited Liability Partnership contract," "Membership rights of an incorporated association," "Rights based on laws and regulations of a foreign state" and "Other rights." Provide specific details if you select "Other rights." Please also specify the names of laws the rights are based on and their key details if you select "Rights based on laws and regulations of a foreign state." 5. In "Location of the accounts into which investment money is paid," indicate names of the countries or territories where accounts into which customers pay their investment money are located. 6. In the "Flow of funds" section, indicate the names of business or names and roles of persons responsible for transferring, sending, managing or storing money related to the fund. 7. In the "Ratio of investment" row under "Amount of investment by QIIs and its ratio" section, indicate the percentage of the invested amount by QIIs out of the total invested amount. 8. In the "Existence of persons specified under the items of Article 233-3" column: Specify "yes" in the case of private placement of Invested Business Equity with persons specified under the Paragraphs of Article 233-3 as the counterparty, or management of money and other assets invested or contributed by persons other than QIIs; otherwise enter "none." 9. Indicate whether the external audits are statutory or voluntary and describe specifically and succinctly the details of the audit results in the "Details of audits." 10. If there are circumstances that need reporting but do not fit anywhere in this table, you can indicate this using similar forms within such a scope that they do not cause misunderstanding.

(7－2) Status of the fund (limited to Electronically Recorded Transferable Rights That Must Be Indicated on Securities, etc.) Names of the Invested Business Equity Details of the Invested Business Types of the Invested Business Equity Location of the accounts into which investment money is paid Flow of funds Duration Status of investors Types of investors Number of investors Qualified Institutional Investors (“QIIs”) of whom individuals Investors other than QIIs of whom individuals Total Amount of investment by QIIs and its ratio Amount of investment yen Ratio of investment % If persons specified under the items of Article 233-3 are among the counterparty Existence of persons specified under the items of Article 233-3 (“yes” or “none”) Status of audits Name or business name of the certified public accountant or auditing firm Details of audits 2. Status of accounts

Notifier is required to create balance sheets and profit and loss statements. If the notifier is a corporation other than large companies prescribed under Article 2(vi) of the Companies Act (Act No. 88 of 2005), it is not required to submit profit and loss statements, but it is required to include net profit/loss in the balance sheets. If the notifier has made its notification as a member of a partnership, etc., that does not have judicial personality, it is required to prepare balance sheets and profit and loss statements of the partnership, etc. However, partnerships, etc., other than those that have booked 500 million yen or more in investment money, etc. or those that have booked a total 20 billion yen or more in the liabilities section in the balance sheet for the last fiscal year do not need to prepare a profit and loss statement but are required to include net profit/loss in the balance sheets. Notifiers who are individuals are not required to prepare balance sheets or profit and loss statements.

Form 21-3 (Article 246-5) (letter) Explanatory document for the 2024 term Date: 3/31/2025 Name of Business: Sozo Ventures UGP II, Ltd. Address or location: (Registered Office) c/o Campbells Corporate Services Limited, Floor 4, Willow House, Cricket Square, Grand Cayman KY1-9010 (Principal Business Office) 10 California Street, Redwood City, CA 94063, USA Name: Koichiro Nakamura Title: Director (Name and Title of the Representative in the case that applicant legal status is corporation ) (Note) A person who has changed his/her surname may quote his/her former name next to the current full name in parenthesis in the “Name” section. 1. Operational status of business (1) Date of notification ①Notification in accordance with Financial Instruments and Exchange Act (hereafter “FIEA”) Article 63(2) or Article 63-3(1) Date: 11/05/2015 ②Notification in accordance with Article 48(2), (4) or (6) of the Supplementary Provisions of the Act to Partially Amend the Securities and Exchange Act (Act No. 65 of 2006) Date: Not applicable (2) Types of businesses currently being operated SPBQII (private placement and investment management) (3) Overview of the current term Sozo Ventures UGP II, Ltd is the ultimate general partner of Sozo Ventures GP II, LP which is the general partner of Sozo –Truebridge Fund II LP Fund. As such it represents the ultimate general partnerships interest in this fund. The general partners pass all management of the fund to the Sozo Ventures, LLC, which is the management company. Both Sozo Ventures UGP II and Sozo Ventures GP II have From: 01/01/2024 To: 12/31/2024

no employees. (4) Status of corporate officers and employees ① Number of corporate officers and employees Corporate officers Employees Total of which part- time officers Total 2 2 0 2 ② Status of corporate officers Positions Names Director Koichiro Nakamura Director Phillip Gerald Wickham ③ Status of performance-linked remuneration for corporate officers Status of performance-linked remuneration for corporate officers Not applicable (5) Status of the principal business office, and business offices where Specially Permitted Businesses for Qualified Institutional Investors, etc.(“SPBQII”) are operated Name Location Number of Corporate officers and employees Registered Office c/o Campbells Corporate Services Limited, Floor 4, Willow House, Cricket Square, Grand Cayman KY1-9010 0 Principal Business Office 10 California Street, Redwood City, CA 94063, USA 2 Total 2 locations Total 2 (6) Status of external auditing Name or business name of the certified public accountant or auditing firm Details of auditing N/A (Not externally audited)

(Note) 1. Operational status of business (2) Types of businesses currently being operated In relation to businesses currently under operation, (1)enter "private placement" if they include businesses relating to acts specified under FIEA Article 63(1)(i); (2)enter "investment management" if they include those relating to acts specified under (ii) of the same Paragraph; (3)if they include those specified under the provisions of Article 17-13(2) of the Enforcement ordinance of the Financial Instruments and Exchange Act as businesses that especially require the protection of investors among those specified under (9) of the same Article, please indicate thus; and (4)if there are other businesses, please enter the types of such businesses. In addition, if there have been changes in such businesses during the term, please indicate them. (3) Overview of business operations in the current term Please give an overview of the business activities, business performance, and important events that have affected operating performance during the current term. (4) Status of corporate officers and employees ① Number of corporate officers and employees Enter the numbers of corporate officers and employees (limited to corporate officers and employees engaged in SPBQII; the same applies in ② below) as at the end of the current term. ② Status of corporate officers Create a table and indicate all corporate officers as at the end of the current term. Note, however, that foreign corporations do not need to indicate representatives in Japan (i.e., persons specified under FIEA Article 63(7)(i)(d)). ③ Status of performance-linked remuneration for corporate officers If remuneration, etc. (meaning the remuneration, bonus or other property benefit provided from the company as compensation for execution of operation, which is pertaining to the latest business year, or whose amount of paid or expected to be paid has been clarified in the latest business year (excluding those indicated in the business reports for any business years prior to the latest business year); hereinafter the same applies in ③ ) for corporate officers includes performance-linked remuneration (meaning remuneration, etc. calculated based on an indicator related to profits accrued by transactions performed as management of investment assets; hereinafter the same applies in ③), indicate the following.

(a) If a policy regarding the decision of payment rate for performance-linked remuneration and other remuneration is determined, indicate the details. (b) Provide the indicator related to performance-linked remuneration, reason for selecting the indicator, and method for determining the performance-linked remuneration. (c) Indicate the total amount of performance-linked remuneration, its ratio to officer’s remuneration and number of covered officers for each category of directors (excluding supervisory committee members and outside directors), supervisory committee members (excluding outside directors), company auditors (excluding outside company auditors), executive officers, and outside officers. (d) Provide prospects and achievements of the indicator related to performance- linked remuneration. If all or part of remuneration, etc. is non-monetary remuneration, indicate the details. (5) Status of the principal business office, and business offices where SPBQII are operated Enter information about the principal business office, as well as each of the business offices where SPBQII are operated ("business offices, etc." hereafter in (5)). In addition, if there have been additions or abolitions of business offices, etc., or changes in the names or addresses of business offices, etc. during the term, please indicate them. (6) Status of external auditing Provide relevant information in this section if you have your financial statements externally audited by certified public accountants or auditing firms at least once every year. Indicate whether the audits are statutory or voluntary, and describe specifically and succinctly the details of the audit results in the "Details of auditing." (7) Status of the fund (excluding Electronically Recorded Transferable Rights That Must Be Indicated on Securities, etc.) Names of the Invested Business Equity Sozo Ventures – TrueBridge Fund II, L.P. Details of the Invested Business Venture fund The primary purpose of Sozo Ventures – TrueBridge Fund II, L.P. is to make venture capital investments in leading internet, IT and digital media companies with potential market opportunities in Japan and Asia, principally by investing in and

holding equity and equity-oriented securities of privately held, technology-related companies. Types of the Invested Business Equity Rights based on laws and regulations of a foreign state Location of the accounts into which investment money is paid Overseas – U.S.(California) Flow of funds Investors in Sozo Ventures – TrueBridge Fund II, L.P. paid their contribution in USD to the fund's bank account opened in Palo Alto, California, branch of First Republic Bank in the United States. The fund used the contributions to invest and pay fees and fund expenses. Duration 02/01/2016 – Ongoing Status of investors Types of investors Number of investors Qualified Institutional Investors (“QIIs”) 6 of whom individuals Investors other than QIIs 6 of whom individuals Total 12 Amount of investment by QIIs and its ratio Amount of investment 9,126,986,000 yen Ratio of investment 51% If persons specified under the items of Article 233-3 are among the counterparty Existence of persons specified under the items of Article 233-3 (“yes” or “none”) none Status of audits Name or business name of the certified public accountant or auditing firm Details of audits (Note) 1. Create a table and provide information for each of the Invested Business Equity regarding securities equivalents related to FIEA Article 2(2)(v) or (vi). Note, however,

that you are only required to provide information in the "Names of the Invested Business Equity," "Types of the Invested Business Equity" and "Status of investors" for securities equivalents relating to (v) or (vi) of the same paragraph in which only professional investors invest. Please indicate securities equivalents relating to (v) or (vi) of the same paragraph that were privately placed in the past and the expirations of whose duration are set in the current term or later, even if there has been no private placement during the current term. 2. This table must be created based on the end of the current term as the basis. If the accounting period of the fund (referring to assets into which investment or contribution has been made by persons who own securities equivalents relating to FIEA Article 2(2)(v) or (vi); the same applies in 6) and the term of the notifier of SPBQII do not match, make entries based on figures at the end of the last accounting period that came before the end of the current term. 3. In the "Details of the Invested Business" row, enter specific details of businesses that will manage the money and other assets being invested or contributed. 4. Select and enter, in the "Types of the Invested Business Equity" column, from "Partnership contract under the Civil Code," "Silent partnership contract," "Investment Limited Partnership contract," "Limited Liability Partnership contract," "Membership rights of an incorporated association," "Rights based on laws and regulations of a foreign state" and "Other rights." Provide specific details if you select "Other rights." Please also specify the names of laws the rights are based on and their key details if you select "Rights based on laws and regulations of a foreign state." 5. In "Location of the accounts into which investment money is paid," indicate names of the countries or territories where accounts into which customers pay their investment money are located. 6. In the "Flow of funds" section, indicate the names of business or names and roles of persons responsible for transferring, sending, managing or storing money related to the fund. 7. In the "Ratio of investment" row under "Amount of investment by QIIs and its ratio" section, indicate the percentage of the invested amount by QIIs out of the total invested amount. 8. In the "Existence of persons specified under the items of Article 233-3" column: Specify "yes" in the case of private placement of Invested Business Equity with persons specified under the Paragraphs of Article 233-3 as the counterparty, or management of money and other assets invested or contributed by persons other

than QIIs; otherwise enter "none." 9. Indicate whether the external audits are statutory or voluntary and describe specifically and succinctly the details of the audit results in the "Details of audits." 10. If there are circumstances that need reporting but do not fit anywhere in this table, you can indicate this using similar forms within such a scope that they do not cause misunderstanding. (7－2) Status of the fund (limited to Electronically Recorded Transferable Rights That Must Be Indicated on Securities, etc.) Names of the Invested Business Equity Details of the Invested Business Types of the Invested Business Equity Location of the accounts into which investment money is paid Flow of funds Duration Status of investors Types of investors Number of investors Qualified Institutional Investors (“QIIs”) of whom individuals Investors other than QIIs of whom individuals Total Amount of investment by QIIs and its ratio Amount of investment yen Ratio of investment % If persons specified under the items of Article 233-3 are Existence of persons specified under the items of Article 233-3 (“yes” or “none”)

among the counterparty Status of audits Name or business name of the certified public accountant or auditing firm Details of audits 2. Status of accounts Notifier is required to create balance sheets and profit and loss statements. If the notifier is a corporation other than large companies prescribed under Article 2(vi) of the Companies Act (Act No. 88 of 2005), it is not required to submit profit and loss statements, but it is required to include net profit/loss in the balance sheets. If the notifier has made its notification as a member of a partnership, etc., that does not have judicial personality, it is required to prepare balance sheets and profit and loss statements of the partnership, etc. However, partnerships, etc., other than those that have booked 500 million yen or more in investment money, etc. or those that have booked a total 20 billion yen or more in the liabilities section in the balance sheet for the last fiscal year do not need to prepare a profit and loss statement but are required to include net profit/loss in the balance sheets. Notifiers who are individuals are not required to prepare balance sheets or profit and loss statements.

Form 21-3 (Article 246-5) (letter) Explanatory document for the 2024 term Date: 3/31/2025 Name of Business: Sozo Ventures UGP II-S, Ltd. Address or location: (Registered Office) the offices of Campbells Corporate Services Limited Floor 4, Willow House, Cricket Square, Grand Cayman KY1-9010, Cayman Islands (Principal Business Office) 10 California Street, Redwood City, CA 94063, USA Name: Koichiro Nakamura Title: Director (Name and Title of the Representative in the case that applicant legal status is corporation ) (Note) A person who has changed his/her surname may quote his/her former name next to the current full name in parenthesis in the “Name” section. 1. Operational status of business (1) Date of notification ①Notification in accordance with Financial Instruments and Exchange Act (hereafter “FIEA”) Article 63(2) or Article 63-3(1) Date: 06/12/2018 ②Notification in accordance with Article 48(2), (4) or (6) of the Supplementary Provisions of the Act to Partially Amend the Securities and Exchange Act (Act No. 65 of 2006) Date: Not applicable (2) Types of businesses currently being operated SPBQII (private placement and investment management) (3) Overview of the current term Sozo Ventures UGP II-S, Ltd. is the ultimate general partner of Sozo Ventures GP II-S, LP, which is the general partner of Sozo Ventures II-S, LP. As such it represents the general partnership’s interest in this fund. The general partners pass all management of the fund to the Sozo Ventures, LLC, which is the From: 01/01/2024 To: 12/31/2024

management company. Both Sozo Ventures UGP II-S and Sozo Ventures GP II-S have no employees. (4) Status of corporate officers and employees ① Number of corporate officers and employees Corporate officers Employees Total of which part- time officers Total 2 2 0 2 ② Status of corporate officers Positions Names Director Koichiro Nakamura Director Phillip Gerald Wickham ③ Status of performance-linked remuneration for corporate officers Status of performance-linked remuneration for corporate officers Not applicable (5) Status of the principal business office, and business offices where Specially Permitted Businesses for Qualified Institutional Investors, etc.(“SPBQII”) are operated Name Location Number of Corporate officers and employees Registered Office the offices of Campbells Corporate Services Limited Floor 4, Willow House, Cricket Square, Grand Cayman KY1- 9010, Cayman Islands - Principal Business Office 10 California Street, Redwood City, CA 94063, USA 2 Total 2 locations Total 2 (6) Status of external auditing Name or business name of the certified Details of auditing

public accountant or auditing firm (Note) 1. Operational status of business (2) Types of businesses currently being operated In relation to businesses currently under operation, (1)enter "private placement" if they include businesses relating to acts specified under FIEA Article 63(1)(i); (2)enter "investment management" if they include those relating to acts specified under (ii) of the same Paragraph; (3)if they include those specified under the provisions of Article 17-13(2) of the Enforcement ordinance of the Financial Instruments and Exchange Act as businesses that especially require the protection of investors among those specified under (9) of the same Article, please indicate thus; and (4)if there are other businesses, please enter the types of such businesses. In addition, if there have been changes in such businesses during the term, please indicate them. (3) Overview of business operations in the current term Please give an overview of the business activities, business performance, and important events that have affected operating performance during the current term. (4) Status of corporate officers and employees ① Number of corporate officers and employees Enter the numbers of corporate officers and employees (limited to corporate officers and employees engaged in SPBQII; the same applies in ② below) as at the end of the current term. ② Status of corporate officers Create a table and indicate all corporate officers as at the end of the current term. Note, however, that foreign corporations do not need to indicate representatives in Japan (i.e., persons specified under FIEA Article 63(7)(i)(d)). ③ Status of performance-linked remuneration for corporate officers If remuneration, etc. (meaning the remuneration, bonus or other property benefit provided from the company as compensation for execution of operation, which is pertaining to the latest business year, or whose amount of paid or expected to be paid has been clarified in the latest business year (excluding those indicated in the business reports for any business years prior to the latest business year); hereinafter the same applies in ③ ) for corporate officers includes performance-linked remuneration (meaning remuneration, etc.

calculated based on an indicator related to profits accrued by transactions performed as management of investment assets; hereinafter the same applies in ③), indicate the following. (a) If a policy regarding the decision of payment rate for performance-linked remuneration and other remuneration is determined, indicate the details. (b) Provide the indicator related to performance-linked remuneration, reason for selecting the indicator, and method for determining the performance-linked remuneration. (c) Indicate the total amount of performance-linked remuneration, its ratio to officer’s remuneration and number of covered officers for each category of directors (excluding supervisory committee members and outside directors), supervisory committee members (excluding outside directors), company auditors (excluding outside company auditors), executive officers, and outside officers. (d) Provide prospects and achievements of the indicator related to performance- linked remuneration. If all or part of remuneration, etc. is non-monetary remuneration, indicate the details. (5) Status of the principal business office, and business offices where SPBQII are operated Enter information about the principal business office, as well as each of the business offices where SPBQII are operated ("business offices, etc." hereafter in (5)). In addition, if there have been additions or abolitions of business offices, etc., or changes in the names or addresses of business offices, etc. during the term, please indicate them. (6) Status of external auditing Provide relevant information in this section if you have your financial statements externally audited by certified public accountants or auditing firms at least once every year. Indicate whether the audits are statutory or voluntary, and describe specifically and succinctly the details of the audit results in the "Details of auditing." (7) Status of the fund (excluding Electronically Recorded Transferable Rights That Must Be Indicated on Securities, etc.) Names of the Invested Business Equity Sozo Ventures II-S, L.P. Details of the Invested Business Venture fund The primary purpose of Sozo Ventures – II-S, L.P. is to make

venture capital investments in leading internet, IT and digital media companies with potential market opportunities in Japan and Asia, principally by investing in and holding equity and equity-oriented securities of privately held, technology-related companies. Types of the Invested Business Equity Rights based on laws and regulations of a foreign state Location of the accounts into which investment money is paid USA Flow of funds Investors in Sozo Ventures II-S, L.P. paid their contribution in USD to the fund's bank account opened in Palo Alto, California, branch of First Republic Bank in the United States . The fund uses the contributions to invest and pay fund expenses. Duration 2018/07/01 - Ongoing Status of investors Types of investors Number of investors Qualified Institutional Investors (“QIIs”) 5 of whom individuals Investors other than QIIs 3 of whom individuals Total 8 Amount of investment by QIIs and its ratio Amount of investment 5,076,046,418yen Ratio of investment 60% If persons specified under the items of Article 233-3 are among the counterparty Existence of persons specified under the items of Article 233-3 (“yes” or “none”) none Status of audits Name or business name of the certified public accountant or auditing firm Details of audits (Note)

1. Create a table and provide information for each of the Invested Business Equity regarding securities equivalents related to FIEA Article 2(2)(v) or (vi). Note, however, that you are only required to provide information in the "Names of the Invested Business Equity," "Types of the Invested Business Equity" and "Status of investors" for securities equivalents relating to (v) or (vi) of the same paragraph in which only professional investors invest. Please indicate securities equivalents relating to (v) or (vi) of the same paragraph that were privately placed in the past and the expirations of whose duration are set in the current term or later, even if there has been no private placement during the current term. 2. This table must be created based on the end of the current term as the basis. If the accounting period of the fund (referring to assets into which investment or contribution has been made by persons who own securities equivalents relating to FIEA Article 2(2)(v) or (vi); the same applies in 6) and the term of the notifier of SPBQII do not match, make entries based on figures at the end of the last accounting period that came before the end of the current term. 3. In the "Details of the Invested Business" row, enter specific details of businesses that will manage the money and other assets being invested or contributed. 4. Select and enter, in the "Types of the Invested Business Equity" column, from "Partnership contract under the Civil Code," "Silent partnership contract," "Investment Limited Partnership contract," "Limited Liability Partnership contract," "Membership rights of an incorporated association," "Rights based on laws and regulations of a foreign state" and "Other rights." Provide specific details if you select "Other rights." Please also specify the names of laws the rights are based on and their key details if you select "Rights based on laws and regulations of a foreign state." 5. In "Location of the accounts into which investment money is paid," indicate names of the countries or territories where accounts into which customers pay their investment money are located. 6. In the "Flow of funds" section, indicate the names of business or names and roles of persons responsible for transferring, sending, managing or storing money related to the fund. 7. In the "Ratio of investment" row under "Amount of investment by QIIs and its ratio" section, indicate the percentage of the invested amount by QIIs out of the total invested amount. 8. In the "Existence of persons specified under the items of Article 233-3" column: Specify "yes" in the case of private placement of Invested Business Equity with

persons specified under the Paragraphs of Article 233-3 as the counterparty, or management of money and other assets invested or contributed by persons other than QIIs; otherwise enter "none." 9. Indicate whether the external audits are statutory or voluntary and describe specifically and succinctly the details of the audit results in the "Details of audits." 10. If there are circumstances that need reporting but do not fit anywhere in this table, you can indicate this using similar forms within such a scope that they do not cause misunderstanding. (7－2) Status of the fund (limited to Electronically Recorded Transferable Rights That Must Be Indicated on Securities, etc.) Names of the Invested Business Equity Details of the Invested Business Types of the Invested Business Equity Location of the accounts into which investment money is paid Flow of funds Duration Status of investors Types of investors Number of investors Qualified Institutional Investors (“QIIs”) of whom individuals Investors other than QIIs of whom individuals Total Amount of investment by QIIs and its ratio Amount of investment yen Ratio of investment % If persons specified under the items of Existence of persons specified under the items of Article 233-3

Article 233-3 are among the counterparty (“yes” or “none”) Status of audits Name or business name of the certified public accountant or auditing firm Details of audits 2. Status of accounts Notifier is required to create balance sheets and profit and loss statements. If the notifier is a corporation other than large companies prescribed under Article 2(vi) of the Companies Act (Act No. 88 of 2005), it is not required to submit profit and loss statements, but it is required to include net profit/loss in the balance sheets. If the notifier has made its notification as a member of a partnership, etc., that does not have judicial personality, it is required to prepare balance sheets and profit and loss statements of the partnership, etc. However, partnerships, etc., other than those that have booked 500 million yen or more in investment money, etc. or those that have booked a total 20 billion yen or more in the liabilities section in the balance sheet for the last fiscal year do not need to prepare a profit and loss statement but are required to include net profit/loss in the balance sheets. Notifiers who are individuals are not required to prepare balance sheets or profit and loss statements.

Form 21-3 (Article 246-5) (letter) Explanatory document for the 2024 term Date: 3/312025 Name of Business: Sozo Ventures GP III, L.L.C. Address or location: (Registered Office) The Corporation Trust Company, Corporation Trust Center, 1209 Orange Street, Wilmington, New Castle County, Delaware 19801, USA (Principal Business Office) 10 California Street, Redwood City, CA 94063, USA Name: Koichiro Nakamura Title: Managing Member (Name and Title of the Representative in the case that applicant legal status is corporation ) (Note) A person who has changed his/her surname may quote his/her former name next to the current full name in parenthesis in the “Name” section. 1. Operational status of business (1) Date of notification ①Notification in accordance with Financial Instruments and Exchange Act (hereafter “FIEA”) Article 63(2) or Article 63-3(1) Date: 09/23/2020 ②Notification in accordance with Article 48(2), (4) or (6) of the Supplementary Provisions of the Act to Partially Amend the Securities and Exchange Act (Act No. 65 of 2006) Date: Not applicable (2) Types of businesses currently being operated SPBQII (private placement and investment management) (3) Overview of the current term Sozo Ventures GP III, L.L.C. is the general partner of Sozo Ventures III, L.P., which is the Venture capital Fund investing in technology and technology-related privately held companies. As such it represents the general partnership’s interest in this fund. The management of the fund gets passed on to the Sozo Ventures, LLC., which is the management company. Sozo Ventures GP III, L.L.C. has no employees. From: 1/1/2024 To: 12/31/2024

(4) Status of corporate officers and employees ① Number of corporate officers and employees Corporate officers Employees Total of which part- time officers Total 2 2 0 2 ② Status of corporate officers Positions Names Director Koichiro Nakamura Director Phillip Gerald Wickham ③ Status of performance-linked remuneration for corporate officers Status of performance-linked remuneration for corporate officers Not applicable (5) Status of the principal business office, and business offices where Specially Permitted Businesses for Qualified Institutional Investors, etc.(“SPBQII”) are operated Name Location Number of Corporate officers and employees Registered Office The Corporation Trust Company, Corporation Trust Center, 1209 Orange Street, Wilmington, New Castle County, Delaware 19801, USA - Principal Business Office 10 California Street, Redwood City, CA 94063, USA 2 Total 2 locations Total 2 (6) Status of external auditing Name or business name of the certified public accountant or auditing firm Details of auditing N/A (Not externally audited)

(a) If a policy regarding the decision of payment rate for performance-linked remuneration and other remuneration is determined, indicate the details. (b) Provide the indicator related to performance-linked remuneration, reason for selecting the indicator, and method for determining the performance-linked remuneration. (c) Indicate the total amount of performance-linked remuneration, its ratio to officer’s remuneration and number of covered officers for each category of directors (excluding supervisory committee members and outside directors), supervisory committee members (excluding outside directors), company auditors (excluding outside company auditors), executive officers, and outside officers. (d) Provide prospects and achievements of the indicator related to performance- linked remuneration. If all or part of remuneration, etc. is non-monetary remuneration, indicate the details. (5) Status of the principal business office, and business offices where SPBQII are operated Enter information about the principal business office, as well as each of the business offices where SPBQII are operated ("business offices, etc." hereafter in (5)). In addition, if there have been additions or abolitions of business offices, etc., or changes in the names or addresses of business offices, etc. during the term, please indicate them. (6) Status of external auditing Provide relevant information in this section if you have your financial statements externally audited by certified public accountants or auditing firms at least once every year. Indicate whether the audits are statutory or voluntary, and describe specifically and succinctly the details of the audit results in the "Details of auditing." (7) Status of the fund (excluding Electronically Recorded Transferable Rights That Must Be Indicated on Securities, etc.) Names of the Invested Business Equity Sozo Ventures III, L.P. Details of the Invested Business Venture fund Venture capital Fund investing in technology and technology- related privately held companies Types of the Invested Business Rights based on laws and regulations of a foreign state

Equity Location of the accounts into which investment money is paid USA Flow of funds Investors in Sozo Ventures – Sozo Ventures III, L.P. paid their contribution in USD to the fund's bank account at First Citizens Bank and Trust Co. in the United Sates. The fund used the contributions to invest and pay fund expenses. Duration 04/07/2021 – Ongoing Status of investors Types of investors Number of investors Qualified Institutional Investors (“QIIs”) 16 of whom individuals Investors other than QIIs 7 of whom individuals Total 23 Amount of investment by QIIs and its ratio Amount of investment 42,405,205,209 yen Ratio of investment 73% If persons specified under the items of Article 233-3 are among the counterparty Existence of persons specified under the items of Article 233-3 (“yes” or “none”) none Status of audits Name or business name of the certified public accountant or auditing firm Details of audits (Note) 1. Create a table and provide information for each of the Invested Business Equity regarding securities equivalents related to FIEA Article 2(2)(v) or (vi). Note, however, that you are only required to provide information in the "Names of the Invested Business Equity," "Types of the Invested Business Equity" and "Status of investors" for securities equivalents relating to (v) or (vi) of the same paragraph in which only professional investors invest. Please indicate securities equivalents relating to (v) or (vi) of the same paragraph

that were privately placed in the past and the expirations of whose duration are set in the current term or later, even if there has been no private placement during the current term. 2. This table must be created based on the end of the current term as the basis. If the accounting period of the fund (referring to assets into which investment or contribution has been made by persons who own securities equivalents relating to FIEA Article 2(2)(v) or (vi); the same applies in 6) and the term of the notifier of SPBQII do not match, make entries based on figures at the end of the last accounting period that came before the end of the current term. 3. In the "Details of the Invested Business" row, enter specific details of businesses that will manage the money and other assets being invested or contributed. 4. Select and enter, in the "Types of the Invested Business Equity" column, from "Partnership contract under the Civil Code," "Silent partnership contract," "Investment Limited Partnership contract," "Limited Liability Partnership contract," "Membership rights of an incorporated association," "Rights based on laws and regulations of a foreign state" and "Other rights." Provide specific details if you select "Other rights." Please also specify the names of laws the rights are based on and their key details if you select "Rights based on laws and regulations of a foreign state." 5. In "Location of the accounts into which investment money is paid," indicate names of the countries or territories where accounts into which customers pay their investment money are located. 6. In the "Flow of funds" section, indicate the names of business or names and roles of persons responsible for transferring, sending, managing or storing money related to the fund. 7. In the "Ratio of investment" row under "Amount of investment by QIIs and its ratio" section, indicate the percentage of the invested amount by QIIs out of the total invested amount. 8. In the "Existence of persons specified under the items of Article 233-3" column: Specify "yes" in the case of private placement of Invested Business Equity with persons specified under the Paragraphs of Article 233-3 as the counterparty, or management of money and other assets invested or contributed by persons other than QIIs; otherwise enter "none." 9. Indicate whether the external audits are statutory or voluntary and describe specifically and succinctly the details of the audit results in the "Details of audits." 10. If there are circumstances that need reporting but do not fit anywhere in this table, you can indicate this using similar forms within such a scope that they do not cause

misunderstanding. (7－2) Status of the fund (limited to Electronically Recorded Transferable Rights That Must Be Indicated on Securities, etc.) Names of the Invested Business Equity Details of the Invested Business Types of the Invested Business Equity Location of the accounts into which investment money is paid Flow of funds Duration Status of investors Types of investors Number of investors Qualified Institutional Investors (“QIIs”) of whom individuals Investors other than QIIs of whom individuals Total Amount of investment by QIIs and its ratio Amount of investment yen Ratio of investment % If persons specified under the items of Article 233-3 are among the counterparty Existence of persons specified under the items of Article 233-3 (“yes” or “none”) Status of audits Name or business name of the certified public accountant or auditing firm Details of audits

2. Status of accounts Notifier is required to create balance sheets and profit and loss statements. If the notifier is a corporation other than large companies prescribed under Article 2(vi) of the Companies Act (Act No. 88 of 2005), it is not required to submit profit and loss statements, but it is required to include net profit/loss in the balance sheets. If the notifier has made its notification as a member of a partnership, etc., that does not have judicial personality, it is required to prepare balance sheets and profit and loss statements of the partnership, etc. However, partnerships, etc., other than those that have booked 500 million yen or more in investment money, etc. or those that have booked a total 20 billion yen or more in the liabilities section in the balance sheet for the last fiscal year do not need to prepare a profit and loss statement but are required to include net profit/loss in the balance sheets. Notifiers who are individuals are not required to prepare balance sheets or profit and loss statements.

Form 21-3 (Article 246-5) (letter) Explanatory document for the 2024 term Date: 3/31/2025 Name of Business: Sozo Ventures GP IV, L.L.C. Address or location: (Registered Office) c/o the Corporation Trust Company, Corporation Trust Center, 1209 Orange Street, Wilmington, New Castle County, Delaware 19801, USA (Principal Business Office) 10 California Street, Redwood City, CA 94063, USA Name: Koichiro Nakamura Title: Managing Member (Name and Title of the Representative in the case that applicant legal status is corporation ) (Note) A person who has changed his/her surname may quote his/her former name next to the current full name in parenthesis in the “Name” section. 1. Operational status of business (1) Date of notification ①Notification in accordance with Financial Instruments and Exchange Act (hereafter “FIEA”) Article 63(2) or Article 63-3(1) Date: 10/16/2023 ②Notification in accordance with Article 48(2), (4) or (6) of the Supplementary Provisions of the Act to Partially Amend the Securities and Exchange Act (Act No. 65 of 2006) Date: Not applicable (2) Types of businesses currently being operated SPBQII (private placement and investment management) (3) Overview of the current term Sozo Ventures GP IV, L.L.C. is the general partner of Sozo Ventures IV, L.P., which is a Venture capital Fund investing in technology and technology-related privately held companies and primarily investing in U.S. startups which have global market opportunities through relationships in Japan. As such it represents the general partnership’s interest in this From: 01/01/2024 To: 12/31/2024

fund. The management of the fund gets passed on to the Sozo Ventures, LLC., which is the management company. Sozo Ventures GP IV, L.L.C. has no employees. (4) Status of corporate officers and employees ① Number of corporate officers and employees Corporate officers Employees Total of which part- time officers Total 2 2 0 2 ② Status of corporate officers Positions Names Managing Member Koichiro Nakamura Managing Member Phillip Gerald Wickham ③ Status of performance-linked remuneration for corporate officers Status of performance-linked remuneration for corporate officers Not applicable (5) Status of the principal business office, and business offices where Specially Permitted Businesses for Qualified Institutional Investors, etc.(“SPBQII”) are operated Name Location Number of Corporate officers and employees Registered Office c/o the Corporation Trust Company, Corporation Trust Center, 1209 Orange Street, Wilmington, New Castle County, Delaware 19801, USA - Principal Business Office 10 California Street, Redwood City, CA 94063, USA 2 Total 2 locations Total 2 (6) Status of external auditing Name or business name of the certified Details of auditing

public accountant or auditing firm N/A (Not externally audited) (Note) 1. Operational status of business (2) Types of businesses currently being operated In relation to businesses currently under operation, (1)enter "private placement" if they include businesses relating to acts specified under FIEA Article 63(1)(i); (2)enter "investment management" if they include those relating to acts specified under (ii) of the same Paragraph; (3)if they include those specified under the provisions of Article 17-13(2) of the Enforcement ordinance of the Financial Instruments and Exchange Act as businesses that especially require the protection of investors among those specified under (9) of the same Article, please indicate thus; and (4)if there are other businesses, please enter the types of such businesses. In addition, if there have been changes in such businesses during the term, please indicate them. (3) Overview of business operations in the current term Please give an overview of the business activities, business performance, and important events that have affected operating performance during the current term. (4) Status of corporate officers and employees ① Number of corporate officers and employees Enter the numbers of corporate officers and employees (limited to corporate officers and employees engaged in SPBQII; the same applies in ② below) as at the end of the current term. ② Status of corporate officers Create a table and indicate all corporate officers as at the end of the current term. Note, however, that foreign corporations do not need to indicate representatives in Japan (i.e., persons specified under FIEA Article 63(7)(i)(d)). ③ Status of performance-linked remuneration for corporate officers If remuneration, etc. (meaning the remuneration, bonus or other property benefit provided from the company as compensation for execution of operation, which is pertaining to the latest business year, or whose amount of paid or expected to be paid has been clarified in the latest business year (excluding those indicated in the business reports for any business years prior to the latest business year); hereinafter the same applies in ③ ) for corporate officers includes performance-linked remuneration (meaning remuneration, etc.

calculated based on an indicator related to profits accrued by transactions performed as management of investment assets; hereinafter the same applies in ③), indicate the following. (a) If a policy regarding the decision of payment rate for performance-linked remuneration and other remuneration is determined, indicate the details. (b) Provide the indicator related to performance-linked remuneration, reason for selecting the indicator, and method for determining the performance-linked remuneration. (c) Indicate the total amount of performance-linked remuneration, its ratio to officer’s remuneration and number of covered officers for each category of directors (excluding supervisory committee members and outside directors), supervisory committee members (excluding outside directors), company auditors (excluding outside company auditors), executive officers, and outside officers. (d) Provide prospects and achievements of the indicator related to performance- linked remuneration. If all or part of remuneration, etc. is non-monetary remuneration, indicate the details. (5) Status of the principal business office, and business offices where SPBQII are operated Enter information about the principal business office, as well as each of the business offices where SPBQII are operated ("business offices, etc." hereafter in (5)). In addition, if there have been additions or abolitions of business offices, etc., or changes in the names or addresses of business offices, etc. during the term, please indicate them. (6) Status of external auditing Provide relevant information in this section if you have your financial statements externally audited by certified public accountants or auditing firms at least once every year. Indicate whether the audits are statutory or voluntary, and describe specifically and succinctly the details of the audit results in the "Details of auditing." (7) Status of the fund (excluding Electronically Recorded Transferable Rights That Must Be Indicated on Securities, etc.) Names of the Invested Business Equity Sozo Ventures IV, L.P. Details of the Invested Business Venture fund Venture capital Fund investing in technology and technology-

related privately held companies and primarily investing in U.S. startups which have global market opportunities through relationships in Japan Types of the Invested Business Equity Rights based on laws and regulations of a foreign state Location of the accounts into which investment money is paid Flow of funds Duration Status of investors Types of investors Number of investors Qualified Institutional Investors (“QIIs”) of whom individuals Investors other than QIIs of whom individuals Total Amount of investment by QIIs and its ratio Amount of investment yen Ratio of investment % If persons specified under the items of Article 233-3 are among the counterparty Existence of persons specified under the items of Article 233-3 (“yes” or “none”) Status of audits Name or business name of the certified public accountant or auditing firm Details of audits (Note) 1. Create a table and provide information for each of the Invested Business Equity regarding securities equivalents related to FIEA Article 2(2)(v) or (vi). Note, however, that you are only required to provide information in the "Names of the Invested Business Equity," "Types of the Invested Business Equity" and "Status of investors" for securities equivalents relating to (v) or (vi) of the same paragraph in which only

professional investors invest. Please indicate securities equivalents relating to (v) or (vi) of the same paragraph that were privately placed in the past and the expirations of whose duration are set in the current term or later, even if there has been no private placement during the current term. 2. This table must be created based on the end of the current term as the basis. If the accounting period of the fund (referring to assets into which investment or contribution has been made by persons who own securities equivalents relating to FIEA Article 2(2)(v) or (vi); the same applies in 6) and the term of the notifier of SPBQII do not match, make entries based on figures at the end of the last accounting period that came before the end of the current term. 3. In the "Details of the Invested Business" row, enter specific details of businesses that will manage the money and other assets being invested or contributed. 4. Select and enter, in the "Types of the Invested Business Equity" column, from "Partnership contract under the Civil Code," "Silent partnership contract," "Investment Limited Partnership contract," "Limited Liability Partnership contract," "Membership rights of an incorporated association," "Rights based on laws and regulations of a foreign state" and "Other rights." Provide specific details if you select "Other rights." Please also specify the names of laws the rights are based on and their key details if you select "Rights based on laws and regulations of a foreign state." 5. In "Location of the accounts into which investment money is paid," indicate names of the countries or territories where accounts into which customers pay their investment money are located. 6. In the "Flow of funds" section, indicate the names of business or names and roles of persons responsible for transferring, sending, managing or storing money related to the fund. 7. In the "Ratio of investment" row under "Amount of investment by QIIs and its ratio" section, indicate the percentage of the invested amount by QIIs out of the total invested amount. 8. In the "Existence of persons specified under the items of Article 233-3" column: Specify "yes" in the case of private placement of Invested Business Equity with persons specified under the Paragraphs of Article 233-3 as the counterparty, or management of money and other assets invested or contributed by persons other than QIIs; otherwise enter "none." 9. Indicate whether the external audits are statutory or voluntary and describe specifically and succinctly the details of the audit results in the "Details of audits."

10. If there are circumstances that need reporting but do not fit anywhere in this table, you can indicate this using similar forms within such a scope that they do not cause misunderstanding. (7－2) Status of the fund (limited to Electronically Recorded Transferable Rights That Must Be Indicated on Securities, etc.) Names of the Invested Business Equity Details of the Invested Business Types of the Invested Business Equity Location of the accounts into which investment money is paid Flow of funds Duration Status of investors Types of investors Number of investors Qualified Institutional Investors (“QIIs”) of whom individuals Investors other than QIIs of whom individuals Total Amount of investment by QIIs and its ratio Amount of investment yen Ratio of investment % If persons specified under the items of Article 233-3 are among the counterparty Existence of persons specified under the items of Article 233-3 (“yes” or “none”) Status of audits Name or business name of the certified

public accountant or auditing firm Details of audits 2. Status of accounts Notifier is required to create balance sheets and profit and loss statements. If the notifier is a corporation other than large companies prescribed under Article 2(vi) of the Companies Act (Act No. 88 of 2005), it is not required to submit profit and loss statements, but it is required to include net profit/loss in the balance sheets. If the notifier has made its notification as a member of a partnership, etc., that does not have judicial personality, it is required to prepare balance sheets and profit and loss statements of the partnership, etc. However, partnerships, etc., other than those that have booked 500 million yen or more in investment money, etc. or those that have booked a total 20 billion yen or more in the liabilities section in the balance sheet for the last fiscal year do not need to prepare a profit and loss statement but are required to include net profit/loss in the balance sheets. Notifiers who are individuals are not required to prepare balance sheets or profit and loss statements.