Apr 1984 Joined Godo Steel, Ltd. Jun 2010 Production Department General Manager, Osaka Plant, Godo Steel, Ltd. Jan 2012 Manufacturing Department General Manager, Osaka Plant, Godo Steel, Ltd. Jun 2012 Executive Officer, Manufacturing Department General Manager, Sansei Kinzoku Kogyo Co., Ltd. Jun 2014 Director, Manufacturing Department General Manager, Sansei Kinzoku Kogyo Co., Ltd. Jun 2015 Advisor, Deputy Plant Manager, Funabashi Plant, Godo Steel, Ltd. Jun 2016 Executive Officer, Plant Manager, Funabashi Plant, Godo Steel, Ltd. Jun 2020 Managing Executive Officer, Plant Manager, Funabashi Plant, Godo Steel, Ltd.; concurrently Representative Director, President, Sansei Kinzoku Kogyo Co., Ltd. Jun 2022 Representative Director, President, Sansei Kinzoku Kogyo Co., Ltd. Jun 2024 Managing Director, the Company Jun 2024 Director, CK Shoji Co., Ltd. Jun 2025 Representative Director, President, the Company (current)

Apr 1981 Joined the Company Jun 2004 General Manager, Manufacturing Department, the Company Apr 2007 General Manager, Production Management Department, the Company Jun 2008 Advisor, General Manager, Production Management Department, the Company Jan 2010 Advisor, General Manager, Corporate Planning Department, the Company Jun 2010 Director, General Manager, Corporate Planning Department, the Company Jun 2013 Director, Plant Manager, the Company Jun 2014 Managing Director, Plant Manager, the Company Jun 2016 Managing Director, the Company Jun 2017 Representative Director, President, the Company Jun 2025 Director, Senior Advisor, the Company Dec 2025 Director, Chairman, the Company Feb 2026 Representative Director, Chairman, the Company (current)

Apr 1989 Joined Tokai Bank, Ltd. (now MUFG Bank, Ltd.) Oct 2009 Branch Manager, Nerima Heiwadai Branch, The Bank of Tokyo-Mitsubishi UFJ, Ltd. (now MUFG Bank, Ltd.) May 2011 Branch Manager, Tama Branch, the same bank Apr 2013 Branch Manager, Ichinomiya Branch, and Area Director, the same bank Dec 2015 Branch Manager, Kashiwa Branch, and Area Director, the same bank May 2019 Manager (Responsible), Finance Department, the Company Jun 2019 Advisor, General Manager, Finance Department, the Company Jun 2020 Director, General Manager, General Affairs Department, the Company Jun 2021 Corporate Auditor, Meitoku Sangyo Co., Ltd. (current) Jun 2021 Corporate Auditor, CK Logistics Co., Ltd. (current) Jun 2025 Managing Director, General Manager, General Affairs Department, the Company (current)

Apr 1988 Joined the Company Jan 2010 General Manager, Production Management Department, the Company Jun 2010 Director, CK Logistics Co., Ltd. Apr 2011 General Manager, Manufacturing Department, the Company Jun 2011 Director, Meitoku Sangyo Co., Ltd. Jun 2013 General Manager, Corporate Planning Department, the Company Jun 2014 General Manager, Purchasing Department, the Company Jun 2016 Representative Director, President, CK Clean Ad Co., Ltd. Jun 2021 General Manager, attached to Plant Manager, the Company Jun 2021 Director, CK Clean Ad Co., Ltd. Jun 2022 Advisor, General Manager, attached to Plant Manager, the Company Jun 2023 Director, Plant Manager, the Company Jun 2023 Director, Meitoku Sangyo Co., Ltd. (current)

Apr 1992 Joined The Industrial Bank of Japan, Ltd. (now Mizuho Bank, Ltd.) Apr 2015 Deputy General Manager, International Funding and Securities Department, Mizuho Bank, Ltd. Apr 2016 Deputy General Manager, Funding and Securities Department, the same bank Oct 2018 Head, Audit and Supervisory Committee Office, Mizuho Securities Co., Ltd. Apr 2019 General Manager, Human Resources Department, Mizuho Securities Co., Ltd. Jul 2020 Manager (Responsible), Corporate Planning Department, the Company Jan 2021 General Manager, Corporate Planning Department, the Company Apr 2021 Advisor, General Manager, Corporate Planning Department, the Company Jun 2021 Corporate Auditor, CK Shoji Co., Ltd. (current) Jun 2021 Corporate Auditor, CK Clean Ad Co., Ltd. (current) Jun 2023 Director, General Manager, Corporate Planning Department, the Company Dec 2024 Director, CK Logistics Co., Ltd. Jun 2025 Director, General Manager, Corporate Planning Department (in charge of Facilities Countermeasures Office), the Company (current)

Apr 1988 Joined Mitsui & Co., Ltd. Jul 1997 Office Manager, Steel & Metal Products Dept., Mitsui & Co. (U.S.A.), Inc. Houston Office Oct 1998 Assistant General Manager, Steel & Metal Products Dept., Mitsui & Co. (U.S.A.), Inc. Houston Office Jun 2007 General Manager, Wire Rod and Special Steel Bar Trading Office, Steel Products Division, Mitsui & Co., Ltd. Jul 2009 General Manager, Steel Products Business Coordination Office, Steel Products Division, Mitsui & Co., Ltd. Sep 2010 Deputy General Manager, Planning Office, Corporate Planning Department, Mitsui & Co., Ltd. Oct 2014 Managing Executive Officer, Project Steel Products Division Head, Mitsui & Co. Steel Ltd. Jul 2016 Senior Vice President & Divisional Operating Officer, Iron & Steel Products Division, Americas Headquarters, Mitsui & Co., Ltd. Apr 2019 General Manager, Automotive Parts Business Division, Iron & Steel Products Division, Mitsui & Co., Ltd. Apr 2023 Managing Officer, Assistant to Head of Iron & Steel Products Division, Mitsui & Co., Ltd. Jul 2025 Advisor, Head of East Japan Sales Management, the Company Jun 2026 Director, General Manager, Sales Department, the Company (scheduled) Jun 2026 Director, CK Shoji Co., Ltd. (scheduled) Jun 2026 Director, CK Logistics Co., Ltd.

Apr 1989 Joined the Ministry of Home Affairs (now Ministry of Internal Affairs and Communications) Jul 1995 Professor, Local Autonomy College Apr 1996 Joined TYK Corporation Apr 1996 General Manager, Sales Development Division, TYK Corporation Jun 1997 Director, General Manager, Sales Development Division, TYK Corporation Oct 1998 Director, Deputy General Manager, Sales Division, TYK Corporation Jun 2001 Managing Director, General Manager, Sales Division, TYK Corporation Jun 2004 Senior Managing Director, General Manager, Sales Division, TYK Corporation Jun 2005 Representative Director, President, TYK Corporation (current) Jan 2019 Outside Director, Ambis Holdings Co., Ltd. (current) Jun 2022 Director, the Company (current)

Oct 2003 Registered as Attorney-at-Law (Aichi Bar Association) Oct 2003 Joined Iritani Law Office (current) Jun 2008 Outside Corporate Auditor, CUBE Co., Ltd. Sep 2010 Outside Corporate Auditor, Shinto Co., Ltd. Jun 2019 Corporate Auditor, the Company Sep 2020 Outside Director, Audit and Supervisory Committee Member, Shinto Co., Ltd. (current) Jun 2021 Director, Audit and Supervisory Committee Member, the Company (current)

Oct 2002 Joined Chuo Aoyama Audit Corporation Jul 2007 Transferred to Azusa Audit Corporation Dec 2007 Left Azusa Audit Corporation Jan 2008 Head, Hiroko Iwata Certified Public Accountant Office (current) May 2008 Auditor, Nagoya Public Medical Research Institute (General Incorporated Foundation) (current) Jul 2016 Representative Partner, CTS Audit Corporation (current) Jul 2017 Director, Jinseikai Social Welfare Corporation Jun 2021 Director, Audit and Supervisory Committee Member, the Company (current)

Apr 2000 Associate Professor, Faculty of Law, Hosei University Apr 2004 Associate Professor, Graduate School of Law, Nagoya University Oct 2008 Visiting Researcher, University of Konstanz (Germany) Apr 2011 Professor, Graduate School of Law, Nagoya University Apr 2012 Assistant to the President, Nagoya University Apr 2020 Assistant to the Vice President, Nagoya University Apr 2023 Assistant to the Head, Tokai National Higher Education and Research System; Vice President, Nagoya University May 2024 Outside Corporate Auditor, Okaya & Co., Ltd. (current) Jun 2024 Director, Audit and Supervisory Committee Member, the Company (current) Apr 2025 Professor, Faculty of Law, Waseda University (current) Apr 2025 Advisor, Nagoya University, Tokai National Higher Education and Research System (current)

Jul 1987 Joined Yamamori Co., Ltd. Apr 2005 General Manager, Product Development Research Department, Yamamori Co., Ltd. Apr 2016 Executive Officer, Director of Development Research Laboratory, Yamamori Co., Ltd. Jun 2017 Executive Officer, Director of Development Research Laboratory, Yamamori Co., Ltd. Apr 2021 Executive Officer, Director of Development Research Laboratory, and General Manager, SDGs Promotion Department, Corporate Planning Division, Yamamori Co., Ltd. Apr 2023 Senior Executive Officer, General Manager, Administration Division, and General Manager, SDGs Promotion Department, Corporate Planning Division, Yamamori Co., Ltd. Jun 2025 Director, Audit and Supervisory Committee Member, the Company (current) Apr 2026 Senior Executive Officer, General Manager, Sustainability Strategy Division, Yamamori Co., Ltd. (current)