Apr 1986 Joined Nippon Kokan K.K. (current JFE Steel Corporation) Jul 2010 Chief Staff Member (Deputy Manager), Audit Department, JFE Steel Corporation Jun 2011 Chief Staff Member (Deputy Manager), Secretariat of Audit & Supervisory Board Members, JFE Steel Corporation Apr 2015 Chief Staff Member (Manager), Secretariat of Audit & Supervisory Board Members, JFE Steel Corporation Apr 2016 Corporate Auditor, Mizushima Ferroalloy Co., Ltd. (current JFE Mineral Company, Ltd.) Apr 2016 Corporate Auditor, Galvatech Corporation Apr 2016 Corporate Auditor, JFE West Technology Co., Ltd. Apr 2017 Corporate Auditor, JFE Precision Corporation Apr 2018 Assigned to Audit Office of the Company (Manager) Jun 2018 Standing Corporate Auditor of the Company (current)

Apr 1989 Joined Nippon Kokan K.K. (current JFE Steel Corporation) Apr 2013 Manager, Steelmaking Department, Keihin District, East Japan Works, JFE Steel Corporation Apr 2015 Manager, Process Engineering Department, East Japan Works, JFE Steel Corporation Apr 2016 Deputy Director, Keihin District, East Japan Works, JFE Steel Corporation Apr 2017 Managing Executive Officer, Deputy Director, Keihin District, East Japan Works, JFE Steel Corporation Apr 2018 Managing Executive Officer, Director, Keihin District, East Japan Works, JFE Steel Corporation Apr 2020 Managing Executive Officer, Director, Fukuyama District, West Japan Works, JFE Steel Corporation Apr 2021 Senior Managing Executive Officer, Director, Fukuyama District, West Japan Works, JFE Steel Corporation Apr 2023 Full-time Advisor of the Company Jun 2023 Representative Director, President of the Company (current)

Apr 1985 Joined Tokyo Gas Co., Ltd. Apr 2007 Manager, Personnel and Labor Group, Human Resources Department, Tokyo Gas Co., Ltd. Apr 2009 Manager, Management Planning Group, Corporate Planning Department, Tokyo Gas Co., Ltd. Apr 2012 General Manager, Pipeline Planning Department, Tokyo Gas Co., Ltd. Apr 2015 General Manager, Human Resources Department, Tokyo Gas Co., Ltd. Apr 2017 Senior Managing Director, Tokyo Gas Engineering Solutions Corporation Apr 2019 Managing Director, Tokyo Gas Customer Support Co., Ltd. Apr 2020 Representative Director, President, Tokyo Gas Customer Support Co., Ltd. Apr 2023 Full-time Advisor of the Company Jun 2023 Director of the Company (current)

Apr 1980 Joined Kawasaki Steel Corporation (current JFE Steel Corporation) Apr 2001 Seconded to Kawatetsu Civil Engineering Co., Ltd. (current JFE Civil Engineering Corporation), Deputy General Manager, Planning and Review Office, Business Planning Department Jul 2004 General Manager, Overseas Construction Department, Overseas Business Division; concurrently General Manager, Bridge and Civil Works Department, Bridge and Civil Engineering Division Mar 2008 Transferred to JFE Civil Engineering Corporation Jun 2008 Director, JFE Civil Engineering Corporation (Apr 2013–Mar 2017 concurrently President of its Philippine subsidiary) Apr 2014 Managing Director, JFE Civil Engineering Corporation Apr 2017 Managing Executive Officer, JFE Civil Engineering Corporation Apr 2018 Advisor, JFE Civil Engineering Corporation Jun 2018 Corporate Auditor, Rinko Corporation Jun 2020 Director of the Company (current) Jun 2025 Engineer in charge, Mil Design Office Co., Ltd. (current)

Apr 1980 Joined Kawasaki Steel Corporation (current JFE Steel Corporation) Apr 2004 General Manager, Building Materials Technology Department, Building Materials Center, JFE Steel Corporation Jun 2008 Director, Deputy General Manager, Construction Division, Jecos Co., Ltd. Apr 2011 Managing Executive Officer, General Manager, Processing Business Division, Jecos Co., Ltd. Apr 2014 President, Jecos Design Co., Ltd. Apr 2018 Part-time Advisor, Jecos Design Co., Ltd. Apr 2020 Special Advisor, Nozaki Kenko Corporation Jun 2025 Director of the Company (current)

Apr 2001 Joined Kawasaki Steel Corporation (current JFE Steel Corporation) Apr 2015 Chief Staff Member, Human Resources Planning Office, Labor and Personnel Department, JFE Steel Corporation Apr 2018 Manager, Outsourcing Office, West Japan Works, JFE Steel Corporation Apr 2023 Chief Staff Member, Affiliated Companies Department, JFE Steel Corporation Apr 2024 Senior Staff Member, Affiliated Companies Department, JFE Steel Corporation (current)

Apr 1982 Joined Nippon Kokan K.K. (current JFE Engineering Corporation) Apr 2004 Manager, Wakayama Sales Office, Osaka Branch, JFE Engineering Corporation Apr 2005 General Manager, Steel Structure Sales Department, Osaka Branch, JFE Engineering Corporation Apr 2009 General Manager, Bridge Sales Department, Bridge Business Division, Steel Structure Division, JFE Engineering Corporation Apr 2011 General Manager, Sales Department, Bridge Business Division, Steel Structure Division, JFE Engineering Corporation Apr 2017 President and Representative Director, Nippon Engineering Co., Ltd. Mar 2019 Director, Fukuyama Gas Co., Ltd. (current) Jun 2019 Corporate Auditor, Jecos Co., Ltd.; Corporate Auditor, JFE Systems Corporation Jun 2020 Corporate Auditor of the Company (current)

Apr 1993 Joined Kawasaki Steel Corporation (current JFE Steel Corporation) Apr 2008 Chief Staff Member, General Marketing Department, JFE Steel Corporation Apr 2013 Chief Staff Member, Shipbuilding and Plant Office, Plate Sales Department, JFE Steel Corporation Jun 2016 General Manager, General Affairs Office, General Affairs Department, JFE Steel Corporation Apr 2018 General Manager, Plate Office, Plate Sales Department, JFE Steel Corporation Apr 2020 General Manager, Shipbuilding and Plant Office, Plate Sales Department, JFE Steel Corporation Apr 2022 Deputy General Manager, Osaka Branch, and General Manager, Osaka Plate and Pipe Sales Department, JFE Steel Corporation; Director, JFE Tsugite Co., Ltd. Apr 2024 General Manager, Plate Sales Department, JFE Steel Corporation; Director, JFE Kozai Co., Ltd. Apr 2026 Senior Staff Member, Secretariat of the Audit and Supervisory Committee, JFE Holdings, Inc. (current)