Oct 1996 Joined LAC Co., Ltd. Apr 1998 Director and Vice President, Softworld Co., Ltd. (now Softworld Inc.) Aug 2002 Established Fixstars Co., Ltd.; Representative Director Oct 2002 Reorganized into Fixstars Corporation (current); Representative Director, President, CEO (current) Oct 2008 CEO, Fixstars Solutions, Inc. Oct 2012 Director, Fixstars Solutions, Inc. (current) Feb 2018 Representative Director, President, Fixstars Autonomous Technologies Co., Ltd. Oct 2019 Representative Director, Chairman, Smart Opinion Co., Ltd. (current) Dec 2019 Director, Fixstars Autonomous Technologies Co., Ltd. (current) Mar 2020 Representative Director, President, Oscar Technology Co., Ltd. Jul 2021 Representative Director, Nagano Innovation Base General Incorporated Association (current) Nov 2021 Representative Director, Chairman, Fixstars Amplify Co., Ltd. (current) Dec 2021 Representative Director, Chairman, Oscar Technology Co., Ltd. (current) May 2022 Director, Council for Creating New Industries through Quantum Technology (current) Aug 2022 Outside Director, Shinka Co., Ltd. (current) Apr 2024 Representative Director, President, Fixstars Investment Co., Ltd. (current)

Apr 2001 Joined Agusta Co., Ltd. Sep 2002 Director in charge of administration, Agusta Co., Ltd. May 2007 Joined the Company; General Manager of Administration Division Dec 2007 Director, General Manager of Administration Division, Fixstars Corporation (current) Dec 2020 Director, Smart Opinion Co., Ltd. (current) Dec 2020 Director, Oscar Technology Co., Ltd. (current) Jul 2021 Auditor, Nagano Innovation Base General Incorporated Association (current) Oct 2021 Director, Fixstars Amplify Co., Ltd. (current) Apr 2024 Director, Fixstars Investment Co., Ltd. (current)

Jul 1998 Joined Altech Co., Ltd. Dec 2005 General Manager, ADS Information Management Business Division, Altech Co., Ltd. Jul 2007 Joined the Company; General Manager of Sales Division Dec 2008 Director, General Manager of Sales Division, Fixstars Corporation Oct 2013 Director, General Manager of Solution Business Division, Fixstars Corporation Jun 2016 Director in charge of Solution Business, Fixstars Corporation Feb 2018 Director, Fixstars Autonomous Technologies Co., Ltd. Dec 2019 Representative Director, Chairman, Fixstars Autonomous Technologies Co., Ltd. (current) Dec 2021 Director, Solution Company President, Fixstars Corporation (current)

Mar 2011 Assistant Professor, Materials Characterization Facility, Institute for Solid State Physics, The University of Tokyo Jun 2013 Joined the Company Dec 2018 Executive Engineer, Fixstars Corporation Oct 2021 Director, Fixstars Amplify Co., Ltd. Dec 2024 Director, SaaS Company President, Fixstars Corporation (current) Sep 2025 Representative Director, President, Fixstars Amplify Co., Ltd. (current)

Apr 1991 Joined Mori Building Co., Ltd. Mar 1994 Established Decalegs Co., Ltd. (now Digital Holdings Inc.); Representative Director, President Mar 2020 Representative Director, Chairman, Digital Holdings Inc. Dec 2024 Outside Director, Fixstars Corporation (current) Mar 2025 Director, Founder, Digital Holdings Inc. (current)

Jul 1986 Assistant Professor, MIT Sloan School of Management Jul 1996 Professor, MIT Sloan School of Management (current) Jul 2007 Professor, School of Engineering, Massachusetts Institute of Technology Mar 2008 Advisor, Fixstars Corporation Dec 2015 Outside Director, Fixstars Corporation Apr 2016 Project Vice President, Tokyo University of Science Jun 2019 Outside Director, ORIX Corporation Apr 2020 Senior Project Professor, Tokyo University of Science Jul 2020 Associate Dean, MIT Sloan School of Management (current) Aug 2025 Project Professor, Institute of Science Tokyo (current) Dec 2025 Outside Director, Fixstars Corporation (current)

Apr 1975 Joined The Chase Manhattan Bank, Tokyo Branch Mar 1988 Joined Westpac Banking Corporation, Tokyo Branch Dec 2000 Branch Manager, Tokyo Branch, and Japan Representative, Westpac Banking Corporation Jun 2006 Full-time Corporate Auditor, State Street Trust and Banking Company Apr 2013 Full-time Outside Corporate Auditor, Fixstars Corporation (current) Feb 2018 Corporate Auditor, Fixstars Autonomous Technologies Co., Ltd. (current) Oct 2019 Corporate Auditor, Smart Opinion Co., Ltd. (current) Mar 2020 Corporate Auditor, Oscar Technology Co., Ltd. (current) Oct 2021 Corporate Auditor, Fixstars Amplify Co., Ltd. (current) Apr 2024 Corporate Auditor, Fixstars Investment Co., Ltd. (current)

Apr 1980 Joined Sony Corporation (now Sony Group Corporation) Apr 2003 General Manager, LSI Design Division, Silicon & Architecture Center, Sony Corporation Nov 2008 General Manager, Hybrid System Solution Business Division, Semiconductor Business Group, Sony Corporation Apr 2012 Representative Director, President, Sony LSI Design Inc. (now Sony Semiconductor Solutions Corporation) Dec 2016 President, Horoll Technology Inc. Jul 2017 Advisor, Fixstars Corporation Dec 2017 Outside Director, Fixstars Corporation (current) Jan 2023 Executive Officer, Xloud Inc. Apr 2024 Business Director, Solvest, Inc. (current)

Apr 1998 Joined ING Life Insurance Company of Japan, Ltd. (now NN Life Insurance Co., Ltd.) Jul 2000 Joined IQ3 Inc. Jun 2001 Joined Learning Technology Consulting Inc. Mar 2002 Established L.T.S. Inc.; Director Dec 2002 Representative Director, President, L.T.S. Inc. (current) Dec 2019 Outside Director, Fixstars Corporation (current) May 2023 Outside Director, Mercury Realtech Innovator Inc. (now Mercury Inc.) (current)

Apr 2000 Registered as attorney-at-law (Yokohama Bar Association, now Kanagawa Bar Association); joined Yokohama Sogo Law Office Apr 2007 Partner, Yokohama Sogo Law Office (current) Jun 2019 Outside Corporate Auditor, Kyosan Electric Mfg. Co., Ltd. (current) Dec 2021 Outside Director, Fixstars Corporation (current) Jan 2025 Outside Director, Cyber Solutions Inc. (current)

Oct 2001 Joined Chuo Aoyama PricewaterhouseCoopers (now PricewaterhouseCoopers Japan) Apr 2004 Registered as Certified Public Accountant Jul 2007 Joined Shin Nihon & Co. (now EY Shin Nihon LLC) Sep 2015 Representative, Saito Satoshi CPA Office (current) Sep 2017 Registered as Certified Management Consultant May 2018 Outside Director (Audit and Supervisory Committee Member), Mercury Inc. (current) Jun 2022 Auditor, Japan Wellness Kampo Association (current) Dec 2024 Outside Corporate Auditor, Fixstars Corporation (current)

Oct 2007 Joined Arata Audit Corporation (now PwC Japan LLC) Apr 2019 Established Chikami Yamazoe Accounting Office; Director (current) Mar 2021 Full-time Corporate Auditor, tripla Inc. (current) Apr 2023 Outside Corporate Auditor, Shinka Co., Ltd. (current) Dec 2025 Outside Corporate Auditor, Fixstars Corporation (current)