Apr 1986 Joined Hitachi Zosen Corporation Apr 1992 Joined Meiho Engineering Co., Ltd. Jul 1998 Director, Meiho Engineering Co., Ltd. Jul 2001 Representative Director, President, Meiho Engineering Co., Ltd. Apr 2013 Auditor, Gifu Prefecture Construction Consultants Association (General Incorporated Association) Jun 2016 Representative Director, President, Alto Co., Ltd. Feb 2017 Representative Director, President, the Company (current) Jul 2017 Representative Director, Chairman, Meiho Engineering Co., Ltd.; Representative Director, Chairman, Alto Co., Ltd. Jul 2018 Director, Maruei Social Support General Incorporated Association (current)

Apr 1985 Joined Ministry of Finance (currently Ministry of Finance) May 1992 First Secretary, Embassy of Japan in Thailand, Ministry of Foreign Affairs Jul 2001 Director, Tax Investigation Department, Osaka Regional Taxation Bureau, Ministry of Finance Aug 2006 Counselor, Cabinet Office Sep 2007 Councilor, Nishogakusha Educational Corporation (current) Jul 2012 Director, Accounting Division, Minister's Secretariat, Ministry of Finance Jul 2013 Director-General, Kyushu Finance Bureau, Ministry of Finance Jul 2014 Executive Director, Urban Renaissance Agency Nov 2020 Adviser, Mitsui Sumitomo Insurance Co., Ltd. Dec 2020 Adviser, the Company Sep 2022 Director, Managing Executive Officer, General Manager, Business Strategy Office, the Company Sep 2022 Visiting Professor, Chugoku Gakuen University (current) Feb 2023 Honorary Director, Yamada Hoko Memorial Museum (current) Jul 2024 Director, Senior Managing Executive Officer, the Company Jul 2026 Director, Senior Managing Executive Officer, General Manager, Business Strategy Division, the Company (current)

Nov 2020 Academic Support Staff, Atmosphere and Ocean Research Institute, University of Tokyo Feb 2021 Joined Sanyo Techno Marine Co., Ltd. Jan 2024 Joined the Company Jul 2024 General Manager, DX Promotion Department, the Company Aug 2025 Managing Executive Officer, General Manager, Affiliated Companies Division, the Company Sep 2025 Director, Managing Executive Officer, General Manager, Affiliated Companies Division, the Company Jul 2026 Director, Managing Executive Officer, General Manager, Business Division, the Company (current)

Apr 1971 Joined Nagoya Regional Taxation Bureau Jul 2006 Director, Nagoya Higashi Tax Office Jul 2007 Chief Inspector, Commissioner's Secretariat, National Tax Agency Jul 2012 Director, Second Taxation Division, Nagoya Regional Taxation Bureau Sep 2013 Opened certified tax accountant practice Apr 2018 Director, Gifu Kita Tax Association (current) Jul 2018 Auditor, Maruei Social Support General Incorporated Association (current) Sep 2018 Outside Director, the Company (current) Jun 2025 Representative Director, President, Tax Office Co., Ltd. (current)

Apr 1977 Joined Nippon Kogyo Ginko (Industrial Bank of Japan), Ltd. Apr 2002 Head of Group Strategy Department, Mizuho Financial Group, Inc. Apr 2004 Executive Officer, Head of International Management Department, Mizuho Corporate Bank, Ltd. Dec 2007 Chairman, Mizuho International plc (London) Apr 2009 Vice President, Director, Mizuho Securities Co., Ltd. Apr 2011 Managing Director and Secretary General, Japan Institute of International Affairs Mar 2013 President, Director, Tokyo Bay Hilton Co., Ltd. Oct 2015 Vice President, Japan Finance Organization for Municipalities Oct 2021 Senior Adviser, Japan Finance Organization for Municipalities Mar 2024 Outside Director (Audit and Supervisory Committee Member), Bia Mechanics Co., Ltd. Jun 2026 Outside Corporate Auditor, Tokyo Electron Limited (current) Sep 2026 Outside Director, the Company (current)

Apr 1974 Joined Dainichi Consultant Co., Ltd. Dec 2006 Joined Meiho Engineering Co., Ltd. Jul 2007 Corporate Auditor, Meiho Engineering Co., Ltd. Jul 2008 General Manager, Administration Division, Meiho Engineering Co., Ltd. Jul 2009 General Manager, Technical Department, Construction Consulting Business Division, Meiho Engineering Co., Ltd. Jul 2010 Technical Adviser, Construction Consulting Business Division, Technical Division, Meiho Engineering Co., Ltd. Jul 2011 Adviser, Bidding Management Office, Meiho Engineering Co., Ltd. Feb 2017 Full-time Corporate Auditor, the Company (current) Jul 2017 Corporate Auditor, Meiho Engineering Co., Ltd.; Corporate Auditor, Meiho ATIBO Co., Ltd.; Corporate Auditor, Meiho Extec Co., Ltd.; Corporate Auditor, Alto Co., Ltd.

Apr 1966 Registered as Certified Public Accountant Dec 1968 Joined Marunouchi Audit Corporation (now Deloitte Touche Tohmatsu LLC) Apr 1998 Auditor, Hibi Science and Technology Promotion Foundation (current) Apr 2000 Auditor, Etsuyama Science and Technology Promotion Foundation (current) May 2001 Chairman, Headquarters Management Committee, Tohmatsu Audit Corporation (now Deloitte Touche Tohmatsu LLC) Oct 2001 Auditor, Santo Art Museum Foundation (current) Apr 2006 Representative, Keisuke Ueda CPA Office (current) Jun 2012 Outside Director, Suzuken Co., Ltd. Dec 2012 Outside Corporate Auditor, Tokan Co., Ltd. Sep 2018 Outside Corporate Auditor, the Company (current) Jun 2025 Auditor, Kenzo Suzuki Memorial Foundation for Applied Medical Science Research (current)

Oct 2003 Registered as attorney-at-law (Aichi Bar Association); joined Terasawa Law Office Oct 2007 Joined Kataoka Law Office Apr 2009 Member, Commercial and Economic Affairs Subcommittee, Judicial System Research Committee, Japan Federation of Bar Associations Jun 2012 Outside Corporate Auditor, Seria Co., Ltd. Jun 2016 Outside Director (Audit and Supervisory Committee Member), Seria Co., Ltd. (current) Apr 2020 Vice Chairman, Judicial System Research Committee, Aichi Bar Association Apr 2021 Member, Civil Practice Committee, Aichi Bar Association Jul 2023 Representative Partner, Kataoka Law Office (current) Sep 2024 Outside Corporate Auditor, the Company (current) Apr 2026 Chairman, Judicial System Research Committee, Aichi Bar Association (current)