Apr 1983 Joined Mitsui Information Development Co., Ltd. (now Mitsui Information Co., Ltd.) Jun 1991 Joined The Nippon Kogyo Bank, Ltd. (now Mizuho Bank, Ltd.) Apr 2006 Director, General Manager of General Affairs Department, Mizuho Dai-Ichi Financial Technology Co., Ltd. Sep 2007 Managing Executive Officer, Katokichi Co., Ltd. (now Table Mark Co., Ltd.) Jun 2008 Director, Managing Executive Officer, the same company Jun 2011 Standing Audit & Supervisory Board Member, the same company Apr 2014 Officer, Head of Headquarters Division, Seikokai Group Jun 2019 Executive Officer, the Company Jun 2022 Director, Executive Officer, the Company Apr 2024 Director, Managing Executive Officer, the Company Apr 2026 Representative Director, President and Executive Officer, the Company (current)

Apr 1988 Joined the Company Jun 2011 Representative Director, President, NC Higashi-Nihon Concrete Industry Co., Ltd. Jul 2014 General Manager, Production Management Department, the Company Jun 2015 Executive Officer, General Manager of Production Management Department, the Company Jun 2020 Director, Senior Managing Executive Officer, the Company Jun 2021 Representative Director, President and Executive Officer, the Company Apr 2026 Director, Chairman and Executive Officer, the Company (current)

Apr 1993 Joined Tokyo Electric Power Company, Incorporated (now Tokyo Electric Power Company Holdings, Inc.) Jul 2016 General Manager, Nuclear Planning Department, Fukushima Daini Nuclear Power Station, Tokyo Electric Power Company Holdings, Inc. Jul 2018 Branch Manager, Kasukabe Area Branch, Saitama Branch Office, Tokyo Electric Power Grid Co., Inc. Aug 2021 Secretariat, New Management Philosophy Project Headquarters, Tokyo Electric Power Company Holdings, Inc. Jun 2024 Director, Managing Executive Officer, the Company (current)

Apr 1992 Joined the Company Jun 2010 General Manager, Technology Development Department III, the Company Jun 2013 Representative Director, President, NC Kanto Pile Manufacturing Co., Ltd. Jun 2015 Executive Officer, General Manager of Technology Development Department, the Company Jun 2020 Director, Executive Officer, General Manager of Technology Development Department, the Company Jun 2021 Director, Executive Officer, the Company Jun 2022 Director, Nihon Network Support Co., Ltd. (current) Apr 2026 Director, Managing Executive Officer, the Company (current); Representative Director, President, NC Management Services Co., Ltd. (current)

Apr 1990 Joined Sumitomo Corporation Apr 2000 General Manager, Consumer Goods Department, Sumitomo Corporation Taiwan Apr 2009 General Manager, Cement Department, Construction Materials Division, Sumitomo Corporation Jun 2015 Representative Director, Executive Vice President, Mitsui Sumitomo Kenzai Co., Ltd. (now SMB Kenzai Co., Ltd.) Jun 2017 Representative Director, President, the same company Jun 2021 Executive Officer, the Company Jun 2022 Director, Executive Officer, the Company Apr 2026 Director, the Company (current)

Jun 2001 Director and General Manager, East Japan Sales Headquarters, Fujitsu Limited Jun 2005 Director, Senior Managing Director, the same company Jun 2006 Representative Director, Executive Vice President, the same company Jun 2008 Representative Director, Chairman, the same company Sep 2009 Representative Director, Chairman and President, the same company Jun 2014 Director, Senior Adviser, the same company Jun 2015 Director, the Company (current) Jun 2016 Senior Adviser, Fujitsu Limited; Outside Director, Amada Holdings Co., Ltd. (now Amada Co., Ltd.) Apr 2018 Senior Adviser, Fujitsu Limited Jun 2018 Outside Director, Tsukishima Kikai Co., Ltd. (now Tsukishima Holdings Co., Ltd.)

Apr 1968 Joined Ministry of Transport (now Ministry of Land, Infrastructure, Transport and Tourism) Jan 1994 First Director, Kansai International Airport, Osaka Civil Aviation Bureau Aug 1995 Director-General, Osaka Civil Aviation Bureau Jun 1996 Director, Technical Department, Civil Aviation Bureau Jun 2000 Director, Japan Air System Co., Ltd. Jun 2003 Representative Director, Managing Director, Japan Airlines Co., Ltd. Jun 2006 Chairman, JAL Engineering Co., Ltd. (Narita) Aug 2014 Representative Director, Executive Vice President, Setouchi SEAPLANES Co., Ltd. Jan 2017 Representative Director, President, the same company Sep 2019 Special Adviser, Daihyaku Shoji Co., Ltd. (current) Nov 2020 Special Adviser, Japan Drone Organization Co., Ltd. Jun 2022 Director, the Company (current)

Apr 2000 Registered as attorney-at-law (Dai-Ichi Tokyo Bar Association); joined Abe, Ikubo & Katayama Jan 2004 Partner, Abe, Ikubo & Katayama (current) Oct 2006 Studied at University of International Business and Economics, Beijing, China Apr 2008 Assigned to Embassy of Japan in China as First Secretary Sep 2014 Outside Audit & Supervisory Board Member, Joyful Honda Co., Ltd. Jun 2016 Outside Audit & Supervisory Board Member, Nippon Suisan Kaisha, Ltd. (now Nissui Corporation) May 2018 Managing Director, All Japan Baseball Association (current) Sep 2019 Auditor, Japan Asia Community Culture Cooperation Organization (current) Jun 2020 Auditor, Japan Basketball Association (current) Jun 2021 Outside Director, Innotech Corporation (current) Jun 2024 Director, the Company (current) Jun 2025 Outside Director, ASTI Corporation (current)

Apr 1987 Joined the Company Nov 2012 Representative Director, President, NC Chubu Pile Manufacturing Co., Ltd. Jul 2014 General Manager, Urban Infrastructure Sales Management Department, the Company Jun 2016 General Manager, Internal Audit Office, the Company Aug 2019 Project Leader, IT System Planning Project, the Company Apr 2020 Project Leader, IT System Development Project and Business Reform Project, the Company Apr 2025 Assistant to Audit & Supervisory Board Members, the Company Jun 2025 Standing Audit & Supervisory Board Member, the Company (current)

Oct 1984 Joined Sanwa Audit Corporation Tokyo Marunouchi Office (now Deloitte Touche Tohmatsu LLC) Dec 1988 Joined KPMG Peat Marwick New York Office Apr 1991 Joined Sakurai Accounting Office Apr 1994 Joined Metropolitan Police Department Apr 2002 Joined Ando Tax Accounting Office (now Hibiki Tax Corporation) (current); joined Ando CPA Joint Office (current) Jun 2007 Outside Audit & Supervisory Board Member, Invast Securities Co., Ltd. (now Invast Co., Ltd.) Jun 2013 Audit & Supervisory Board Member, the Company (current) Jun 2015 Outside Director (Audit and Supervisory Committee Member), Invast Securities Co., Ltd. (now Invast Co., Ltd.) Jun 2017 Outside Audit & Supervisory Board Member, Meiji Holdings Co., Ltd. (current) Jun 2022 Outside Audit & Supervisory Board Member, Mitsui Sumitomo Insurance Co., Ltd.

Apr 1990 Joined the Company Jun 2012 General Manager, Construction Works Department, the Company Jun 2016 General Manager, East Japan Foundation Business Sales Management Department, the Company Jun 2020 General Manager, East Japan Foundation Business Management Department, the Company Jun 2022 Executive Officer, General Manager, East Japan Foundation Business Management Department, the Company Apr 2024 Executive Officer, General Manager, East Japan Foundation Business Management Department and General Manager, Civil Engineering and Building Materials Sales Management Department, the Company Apr 2025 Executive Officer, the Company Jun 2026 Director, Tohoku Pole Co., Ltd. (current) Jun 2026 Director, Executive Officer, the Company (current)

Apr 1989 Joined Onoda Cement Co., Ltd. (now Taiheiyo Cement Corporation) Mar 2013 General Manager, Business Management Department, Chubu-Hokuriku Branch, Taiheiyo Cement Corporation Apr 2019 General Manager, Business Planning and Management Department, Taiheiyo Cement Corporation Apr 2022 Executive Officer, General Manager, Human Resources Department, Taiheiyo Cement Corporation Apr 2024 Managing Executive Officer, Taiheiyo Cement Corporation Jun 2025 Audit & Supervisory Board Member, Taiheiyo Cement Corporation (current) Jun 2026 Audit & Supervisory Board Member, the Company (current)