Apr 1998 Joined Nihon Advance Technology Co., Ltd. (now Mitsubishi Electric Software Corporation) Apr 2001 Joined Asahi Arthur Andersen Co., Ltd. (now PwC Consulting LLC) Oct 2008 Joined Sigmaxyz Inc. (now Sigmaxyz Holdings, Inc.) Nov 2014 Managing Director, Sigmaxyz Inc. Apr 2017 Research Support Advisor, Artificial Intelligence Research Center, National Institute of Advanced Industrial Science and Technology (current) Apr 2019 Managing Executive Officer and Chief Information Security Officer (CISO), Sigmaxyz Holdings, Inc. Oct 2021 Managing Executive Officer, Sigmaxyz Holdings, Inc. May 2022 Outside Director, ADASTRIA Co., Ltd. (now AND ST HD Inc.) (current) Oct 2022 Joined the Company; Managing Executive Officer Oct 2022 Director, Rise Cross Co., Ltd. Oct 2022 Member, Digital Transformation Promotion Committee, Osaka Chamber of Commerce and Industry (current) Oct 2023 Special Advisor, Japan Digital Space Economy Federation (current) Jun 2024 General Manager, Business Development Department, the Company May 2025 Representative Director, President and COO, the Company May 2026 Representative Director, President, the Company (current)

Apr 2007 Joined Baycurrent Consulting Inc. May 2012 Joined former Rise Consulting Group Inc. Apr 2015 Director, former Rise Consulting Group Inc. Mar 2021 Representative Director, Vice President, the Company (current); General Manager, Consulting Division (current) Feb 2022 Director, Rise Cross Co., Ltd.

Apr 1997 Joined JCB Co., Ltd. Apr 2000 Joined Digital Club Inc. (now Broadmedia Corporation) Apr 2015 Joined former Rise Consulting Group Inc. Feb 2016 Joined Softgear Co., Ltd. May 2017 Joined Robocure Co., Ltd. Sep 2017 Director, Robocure Co., Ltd. Aug 2018 Joined Belltex Partners Inc. Apr 2020 Joined former Rise Consulting Group Inc.; Executive Officer Mar 2021 Executive Officer, the Company; General Manager, Administration Division (current) Feb 2022 Audit & Supervisory Board Member, Rise Cross Co., Ltd. (current) May 2024 Director, the Company May 2025 Director and CFO, the Company (current) Mar 2026 Audit & Supervisory Board Member, NouScale Inc. (current)

Jan 2012 Joined Aisin Seiki Co., Ltd. (now Aisin Corporation) Sep 2014 Joined Mitsubishi UFJ Trust and Banking Corporation Mar 2017 Joined Aon Hewitt Japan Ltd. (now Aon Solutions Japan Co., Ltd.) Jul 2018 Joined PwC Arata LLC (now PwC Japan LLC) Apr 2020 Staff Attorney, Misono Sogo Law Office, Attorney Corporation (current) Apr 2020 Outside Audit & Supervisory Board Member, former Rise Consulting Group Inc. Mar 2021 Director, Frontier Inc. (now Frontier Advisory and Consulting Inc.) (current) Nov 2021 Representative Member, iris LLC (current) May 2022 Outside Director, the Company (current) Apr 2023 Outside Director, Retool Inc. Sep 2023 Outside Director and Audit and Supervisory Committee Member, Retool Inc. (current) Oct 2024 Tax Accountant (Member), Axis Tax Accountant Corporation (current)

Apr 1986 Joined Sanwa Bank, Ltd. (now MUFG Bank, Ltd.) Jul 1998 Joined General Electric Company (GE) Jul 2007 Representative Director, President, GE Capital Leasing Co., Ltd. Nov 2007 Representative Director, President, GE Fleet Services Co., Ltd. Feb 2010 Senior Managing Executive Officer, GE Japan Corporation Sep 2011 Representative Member, Ocean Associates LLC (current) Dec 2011 Managing Executive Officer, LIXIL Corporation May 2017 Senior Director, DBJ Investment Advisory Co., Ltd. Jun 2017 Outside Director, Kinugawa Rubber Industrial Co., Ltd. Sep 2021 Outside Director, Feacha Inc. Feb 2023 Outside Director, the Company (current) Sep 2025 Non-Executive Director, Naigai Trans Line Ltd. (current)

Apr 2008 Joined Daiwa SMBC Securities Co., Ltd. (now Daiwa Securities Co., Ltd.) Mar 2016 Representative Director, Good News and Companies Inc. (current) Apr 2016 Outside Director, FMG & Mission Inc. (formerly Avon Products K.K.) Jun 2019 Outside Director, Sebon Co., Ltd. Jun 2021 Outside Director, Kaonavi Inc. May 2024 Outside Director, the Company (current) Oct 2024 Outside Director, i-mobile Co., Ltd. (current) Mar 2026 Outside Director and Audit and Supervisory Committee Member, Open8 Inc. (current)

Apr 2011 Joined Fujitsu Limited Jun 2014 Joined PricewaterhouseCoopers Co., Ltd. (now PwC Consulting LLC) Sep 2022 Joined SHIFT Inc.; General Manager, DAAE Division Feb 2024 Director, Clubnets Inc. (current) Nov 2024 Director, Nadia Inc. (current) Nov 2024 Director, DeMiA Inc. (current) May 2025 Outside Director, the Company (current) Dec 2025 General Manager, Management Strategy Division, SHIFT Inc. (current) Jan 2026 General Manager, AI Division, SHIFT Inc. Apr 2026 General Manager, AI BPaaS Business Division, SHIFT Inc. (current)

Apr 1983 Joined Fujitsu Limited Jan 2000 Joined J-Phone Kansai Co., Ltd. (now SoftBank Mobile Corp.) Jan 2007 Joined Konami Corporation Jul 2008 General Manager, Internal Audit Office, Nihon SGI K.K. Feb 2013 Senior Manager, Internal Audit Department, Dexerials Corporation Feb 2020 General Manager, Internal Audit Office, MS-Japan Co., Ltd. Aug 2021 Outside Audit & Supervisory Board Member, the Company (current)

Oct 2002 Joined Tohmatsu & Co. (now Deloitte Touche Tohmatsu LLC) Feb 2016 Opened Ritsuko Yamada Certified Public Accountant Office; Head (current) Feb 2016 Joined Nanjo Accounting Office Feb 2017 Established Mirise Tax Accountant Corporation; Partner (current) Jun 2017 Auditor, Suzuka City Culture Promotion Foundation May 2022 Outside Audit & Supervisory Board Member, the Company (current) Jun 2023 Outside Audit & Supervisory Board Member, Naru Net Communications Inc. (current) Jul 2023 Audit Committee Member, Suzuka City (current) May 2025 Outside Audit & Supervisory Board Member, Kaburaya Group Co., Ltd. Jul 2025 Outside Director and Audit and Supervisory Committee Member, Kaburaya Group Co., Ltd. (current)

Dec 2008 Joined Matsuda Sogo Law Office (corporate legal affairs, business restructuring, real estate, labor, and general civil matters) Aug 2015 Seconded to PricewaterhouseCoopers Co., Ltd. (now PwC Advisory LLC) Mar 2018 Outside Director and Audit and Supervisory Committee Member, Global Dining Inc. Jan 2021 Partner Attorney, Matsuda Sogo Law Office (current) Jun 2024 Outside Director and Audit and Supervisory Committee Member, Yamagata Bank, Ltd. (current) May 2025 Outside Audit & Supervisory Board Member, the Company (current)