Aug 2019 Joined the Company Nov 2019 Appointed Director of the Company Dec 2020 Appointed Representative Director of the Company (current) Oct 2024 Appointed Director, LangCore Inc. (current)

Nov 2008 Entered the Legal Training and Research Institute of the Supreme Court of Japan Jan 2010 Joined the Ministry of Economy, Trade and Industry Sep 2018 Joined Bain & Company Sep 2022 DX Advisor, City of Kyoto (current) Nov 2022 Joined Coincheck, Inc. Apr 2023 Appointed Executive Officer and COO of the Company Jul 2024 Appointed Executive Officer and CEO of the Company Mar 2025 Appointed Director and CEO of the Company (current)

Sep 1988 Joined Sullivan & Cromwell LLP (U.S.) Jul 1997 Joined Goldman Sachs Securities Apr 2011 Joined Sumitomo Mitsui Banking Corporation Oct 2011 Appointed Executive Officer, Sumitomo Mitsui Banking Corporation Jan 2015 Appointed Managing Executive Officer, SMBC Nikko Securities Inc. Mar 2016 Appointed Managing Director, SMBC Nikko Securities Inc. Jan 2017 Appointed Senior Managing Executive Officer, Japan Post Co., Ltd. Jun 2017 Appointed Director, Toll Holdings Jun 2018 Appointed Director, Toll Express Japan Co., Ltd. Oct 2018 Appointed Director, JP Toll Logistics Co., Ltd. Apr 2021 Appointed Senior Managing Executive Officer, Japan Post Holdings Co., Ltd. Apr 2021 Appointed Representative Director and President, Japan Post Capital Co., Ltd. Dec 2022 Appointed Outside Director, PCI Holdings, Inc. Mar 2023 Appointed Outside Director of the Company (current)

Apr 1983 Joined Sony Corporation (now Sony Group Corporation) Jul 1989 Visiting Researcher (AI), University of California, Berkeley (U.S.) Jul 1997 Appointed Vice President, Sony Electronics Limited (U.S.) Jul 2002 Appointed General Manager, Corporate Technology Division, Sony Corporation (now Sony Group Corporation) Jul 2003 Appointed Senior Vice President, Global Hub, Sony Corporation (now Sony Group Corporation) Jul 2006 Appointed Vice President, Sony China Limited (China) Jul 2013 Appointed General Manager, IP Incubation Department, Intellectual Property Center, Sony Corporation (now Sony Group Corporation) Apr 2016 Appointed Senior Venture Capitalist, Sony Innovation Fund, Sony Corporation (now Sony Group Corporation) Apr 2022 Appointed Senior Venture Capitalist, Sony Ventures Corporation Apr 2025 Appointed Advisor, Startup Support Department, New Energy and Industrial Technology Development Organization (NEDO) (current) Mar 2026 Appointed Outside Director of the Company (current)

Feb 2013 Joined Deloitte Touche Tohmatsu LLC Aug 2024 Opened Yumiko Ogen Certified Public Accountant Office (current) Mar 2025 Appointed Outside Audit & Supervisory Board Member of the Company (current)

Sep 2014 Passed the National Bar Examination Dec 2015 Completed Legal Apprenticeship Jan 2016 Joined Nakamura & Partners (patent law firm) May 2018 Director, Japan Street Soccer Association (current) May 2021 Appointed Outside Audit & Supervisory Board Member, Stockmark Inc. (current) Feb 2022 Appointed Outside Audit & Supervisory Board Member, Only Story Inc. Mar 2022 Appointed Outside Audit & Supervisory Board Member of the Company (current) Jan 2023 Established Amanekyu Law Office, Attorney Corporation (now OLD NEW THINGS Law Office, Attorney Corporation); appointed Representative Attorney (current)

Oct 1984 Joined Chuo Accounting Office (audit firm) Mar 1988 Registered as Certified Public Accountant Aug 2007 Joined Shinnihon Audit Corporation (now EY ShinNihon LLC) Dec 2022 Appointed Advisor, MUFG Trust & Banking Corporation (current) Mar 2023 Appointed Outside Audit & Supervisory Board Member of the Company (current) Jun 2023 Appointed Outside Audit & Supervisory Board Member, Change Holdings, Inc. (current) Jun 2023 Appointed Outside Audit & Supervisory Board Member, Miwa Lock Co., Ltd. (current) Mar 2025 Appointed Outside Audit & Supervisory Board Member, Ollo Inc. (current)