Feb 1992 Joined the Company Apr 2011 General Manager, Corporate Planning Department Jun 2013 Outside Director, Asahi Concrete Industry Co., Ltd. Jun 2014 Director, General Manager, Corporate Planning Department Jun 2015 Outside Audit & Supervisory Board Member, Asahi Concrete Industry Co., Ltd. Jun 2016 General Manager, General Affairs Department Mar 2017 Outside Audit & Supervisory Board Member, NJS Co., Ltd. Jun 2017 Managing Director, Deputy General Manager, Administration Division Jun 2019 In charge of Segment Department Mar 2020 Outside Director, NJS Co., Ltd. Apr 2020 General Manager, Administration Division; General Manager, Real Estate and Environment Business Department; in charge of Sewerage Business Department Jun 2020 Senior Managing Director, the Company; Director, NX Co., Ltd. Jun 2021 General Manager, Human Resources Department; in charge of Technology Division Jun 2022 General Manager, General Affairs and Human Resources Department Apr 2023 Representative Director, President, the Company Feb 2026 Outside Director, Manac Inc. (current)

Oct 1993 Joined the Company Apr 2009 General Manager, International Business Department, the Company Jun 2009 Representative Director, President, Nippon Hume International Ltd. Mar 2011 General Manager, International Business Division, the Company Jun 2015 Executive Officer, General Manager, International Business Division, the Company Sep 2015 Executive Officer, General Manager, International Business Division and Segment Department, the Company Jan 2018 Executive Officer, Kyushu Branch Manager, the Company Jun 2021 Director, Managing Executive Officer, Kanto/Tohoku Branch Manager and Kyushu Branch Manager, the Company Apr 2022 Kanto/Tohoku Branch Manager, the Company Mar 2023 Outside Director, NJS Co., Ltd. Apr 2023 Managing Director, Senior Executive Officer, the Company; General Manager, Sales Promotion Division and Kanto/Tohoku Branch Manager; in charge of Business Strategy Promotion (current) Feb 2026 Outside Director, Manac Inc. (current)

Apr 1988 Joined Nihon Cement Co., Ltd. (now Taiheiyo Cement Corporation) Mar 2014 General Manager, No. 2 Research Department, Central Research Laboratory, Taiheiyo Cement Corporation Apr 2020 General Manager, Corporate Planning Department, the Company Apr 2021 General Manager, Technology Development Center, the Company Jun 2021 Executive Officer, General Manager, Technology Division and Technology Development Center, the Company Feb 2022 Representative Director, President, Confrontier Co., Ltd. Mar 2023 Outside Audit & Supervisory Board Member, NJS Co., Ltd. (current) Apr 2023 Managing Executive Officer, General Manager, Technology Division and Technology Development Center, the Company Jun 2023 Director, the Company (current) Apr 2025 Managing Executive Officer, General Manager, Technology Division, the Company (current)

Jan 2003 Joined the Company Jan 2020 Kansai Branch Manager and General Manager, Sales Department; Okayama Sales Office Manager, the Company Jun 2022 Executive Officer, Kansai Branch Manager and General Manager, Sales Department; Okayama Sales Office Manager, the Company Jul 2022 Executive Officer, Kansai Branch Manager and General Manager, Sales Department, the Company Apr 2023 Managing Executive Officer, Kansai Branch Manager and General Manager, Sales Department; in charge of Precast Sales Promotion, the Company Jun 2023 Director, the Company (current) Apr 2025 Managing Executive Officer, Kansai Branch Manager; in charge of Precast Sales Promotion, the Company Mar 2026 Outside Director, NJS Co., Ltd. (current) Apr 2026 Managing Executive Officer, General Manager, Sales Promotion Division and Kansai Branch Manager, the Company (current); in charge of Defense-Related Business Strategy Promotion (current); in charge of Foundation Business Strategy (current)

Jul 1971 Joined Tokyo Metropolitan Government Jul 2005 Director-General, Sewerage Bureau, Tokyo Metropolitan Government Aug 2008 Representative Director, President, Tokyo Sewerage Service Co., Ltd. Apr 2013 Professor, Nihon University Research Institute for Integrated Science Sep 2013 Chairman, Sewerage Maintenance Cooperative Association Jun 2018 Director, the Company (current) Apr 2019 Visiting Professor, Nihon University Apr 2024 Visiting Professor, Sojo University (current)

Apr 1978 Joined Metropolitan Police Department Feb 2010 Counselor, Criminal Investigation Department, Metropolitan Police Department Feb 2012 Chief Inspector, Inspection Department, Kanto Regional Police Bureau Mar 2014 Director, Organized Crime Countermeasures Department, Metropolitan Police Department Aug 2016 Chairman, Metropolitan Police Employees' Credit Cooperative Jun 2021 Director, the Company (current)

Oct 2002 Registered with Tokyo Bar Association May 2008 Joined Okuno & Partners (now Okuno & Partners Law Firm) (current) Jun 2015 Outside Director, Toho Bank, Ltd. Jun 2018 Outside Director (Audit and Supervisory Committee Member), Toho Bank, Ltd. Sep 2018 Auditor, Muroran Institute of Technology Nov 2021 Director, Japan Joint Securities Foundation (current) Jun 2022 Director, the Company (current); Outside Director (Audit and Supervisory Committee Member), Tokyo Tekko Co., Ltd. (current)

Apr 1988 Joined the Company Apr 2010 General Manager, Accounting Department Jun 2014 Representative Director, President, Nippon Hume Engineering Co., Ltd. Jun 2015 Executive Officer, General Manager, Accounting Department, the Company Jun 2017 Representative Director, President, Humes Co., Ltd. Jun 2019 Full-time Audit & Supervisory Board Member, the Company (current)

Jan 1985 Joined Tokyo Electron Ltd. Apr 2001 General Manager, Finance Department, Tokyo Electron Ltd. Oct 2003 General Manager, Tokyo Electron Kyushu Ltd. Jul 2004 Executive Officer in charge of Administration, Tokyo Electron Kyushu Ltd. Nov 2005 General Manager, General Affairs Department, Tokyo Electron Ltd. Jan 2011 Executive Officer in charge of Administration and Materials & Logistics, Tokyo Electron Yamanashi Ltd. (now Tokyo Electron Technology Solutions Ltd.) Apr 2019 Executive Officer in charge of New Plant Project, Tokyo Electron Yamanashi Ltd. (now Tokyo Electron Technology Solutions Ltd.) Jun 2020 Chairman, Yamanashi Machinery and Electronics Industry Association Jul 2020 Advisor, Tokyo Electron Ltd. Jun 2023 Audit & Supervisory Board Member, the Company (current)

Apr 1982 Joined Nihon Cement Co., Ltd. (now Taiheiyo Cement Corporation) Apr 2008 General Manager, Technology Planning Department, Central Research Laboratory, Taiheiyo Cement Corporation May 2009 Leader, Sales Promotion Group, Sales Department, Cement Company, Taiheiyo Cement Corporation Oct 2010 Leader, Specialty Concrete Group, Sales Department, Cement Business Division, Taiheiyo Cement Corporation Apr 2011 Branch Manager, Kanto Branch, Taiheiyo Cement Corporation Apr 2014 Advisor, Kokusai Kigyo Co., Ltd. May 2014 Representative Director, President, Kokusai Kigyo Co., Ltd. May 2023 Advisor, Kokusai Kigyo Co., Ltd. Jun 2024 Audit & Supervisory Board Member, the Company (current)

Apr 1984 Joined The Industrial Bank of Japan, Ltd. (now Mizuho Bank, Ltd.) Apr 2009 General Manager, Hiroshima Sales Department, Mizuho Corporate Bank, Ltd. (now Mizuho Bank, Ltd.) Apr 2011 General Manager, No. 15 Sales Department, Mizuho Corporate Bank, Ltd.; General Manager, No. 2 Corporate Coverage Department, Investment Banking Group, Mizuho Securities Co., Ltd. Apr 2012 Executive Officer, General Manager, International Business Department, Mizuho Corporate Bank, Ltd. Apr 2013 Executive Officer, General Manager, International Business Department, Mizuho Financial Group, Inc. Jul 2013 Executive Officer, General Manager, International Business Department, Mizuho Bank, Ltd. Apr 2014 Managing Executive Officer in charge of Sales, Mizuho Bank, Ltd. Apr 2018 Managing Executive Officer, Kogin Lease Co., Ltd. (now Mizuho Leasing Co., Ltd.) Jun 2019 Managing Director, Mizuho Leasing Co., Ltd. Apr 2021 Director, Mizuho Leasing Co., Ltd. Jun 2021 Representative Vice President, Mizuho Marubeni Leasing Corporation Apr 2024 Senior Advisor, Mizuho Leasing Co., Ltd. Jun 2024 Audit & Supervisory Board Member, the Company (current) Outside Audit & Supervisory Board Member, Topy Industries, Limited (current)