Dec 1980 Joined the Company May 1995 Manager, Shiga Branch Apr 2005 General Manager, General Administration Division Apr 2007 Executive Officer Jun 2014 Director Apr 2019 Managing Director, General Division Management Jun 2019 Director, Managing Executive Officer, General Division Management Apr 2022 Representative Director, President, in charge of Steel Division (Head Office Domestic Department, Overseas Department, Hokkaido, Tohoku and Kanto Steel Branches) Representative Director, President and Executive Officer (current)

Apr 1981 Joined the Company Feb 1995 Manager, Accounting Section, Accounting Department Jun 2001 General Manager, Internal Audit Department Apr 2007 Deputy General Manager, General Division Apr 2008 Executive Officer Apr 2015 Senior Executive Officer Jun 2018 Managing Executive Officer, General Division Management Jun 2019 Director, Managing Executive Officer, General Division Management Apr 2024 Representative Director, Senior Managing Executive Officer, in charge of Corporate Administration Division (General Affairs Department, Public Relations and IR Department, Corporate Management Department, Information Systems Department) Jun 2025 Representative Director, Senior Managing Executive Officer, in charge of Corporate Administration Division (current)

Apr 1991 Joined the Company Apr 2004 Manager, Materials Section, Electronic Materials Department Apr 2008 General Manager, Electronic Materials Department Apr 2010 General Manager, General Division Jun 2014 Executive Officer Jun 2018 Senior Executive Officer Apr 2019 Senior Executive Officer, General Division Management Jun 2019 Director, Senior Executive Officer Apr 2024 Director, Managing Executive Officer, in charge of Electronic Materials Division (now Electronics Business Division) May 2026 Director, Managing Executive Officer, in charge of Electronics Business Division; in charge of Overseas Group Business Division (Electronics) (current)

Apr 1985 Joined the Company Oct 1998 Manager, Third Section, Non-ferrous Metals Department Oct 2001 General Manager, Nagoya Branch Apr 2008 Deputy General Manager, General Division Apr 2009 General Manager, General Division Apr 2010 Executive Officer Jun 2019 Senior Executive Officer, in charge of Non-ferrous Metals Division Jun 2022 Director, Senior Executive Officer, in charge of Non-ferrous Metals Division Apr 2025 Director, Managing Executive Officer, in charge of Non-ferrous Metals Division Apr 2025 Representative Director, President, Metal Act Co., Ltd. (current) May 2026 Director, Managing Executive Officer, in charge of Non-ferrous Metals Division; in charge of Overseas Group Business Division (Non-ferrous Metals) (current)

Apr 1995 Joined Nippon Kokan K.K. Apr 1997 Joined the Company Apr 2000 Manager, First Section, Steel Department Jun 2002 Director, General Manager, General Division; in charge of Miscellaneous Goods Division (now Life Business Division) Jun 2014 Senior Executive Officer, General Manager, Safety and ISO Promotion Department Jun 2026 Director, Senior Executive Officer, in charge of Safety and ISO Promotion Department (current)

Oct 1989 Joined Haseko Corporation Apr 2001 General Manager, Urban Environment Design Office, Engineering Business Division Apr 2001 General Manager, Engineering Business Division Jun 2001 Director, Haseko Corporation Jun 2004 Managing Director, Haseko Corporation Apr 2010 Representative Director, Senior Managing Executive Officer in charge of Technology; Representative Director, President, Haseko Corporation Apr 2014 Representative Director, Chairman, Haseko Corporation Jun 2020 Director and Adviser, Haseko Corporation Jun 2021 Adviser, Haseko Corporation (current) Director of the Company (current)

Apr 1981 Joined Kayaba Industry Co., Ltd. (now KYB Corporation) Feb 2003 Managing Director, KYB Europe GmbH Oct 2011 General Manager, Aftermarket Division, Automotive Components Business Division Apr 2016 Executive Officer May 2016 President, KYB (Thailand) Co., Ltd. Jun 2018 Managing Executive Officer, Deputy Head of Automotive Components Business Division Jan 2020 Senior Managing Executive Officer, Head of Automotive Components Business Division Apr 2022 Vice President, Executive Officer, Head of Sales Division Jun 2022 Director, Vice President, Executive Officer Jun 2023 Director of the Company (current)

Apr 1986 Joined Daiwa Bank, Ltd. (now Resona Bank, Ltd.) Feb 2005 Branch Manager, Kashiwa Branch Apr 2008 General Manager, First Sales Division Apr 2013 General Manager, General Division Apr 2014 Executive Officer Apr 2018 Managing Director, Resona Card Co., Ltd. Apr 2022 Adviser, Resona Card Co., Ltd. Jun 2022 Director (Audit and Supervisory Committee Member) of the Company (current)

Apr 1994 Joined Topy Jitsugyo Co., Ltd.; General Manager, Project Sales Department, Metal and Building Materials Division Jun 1998 Director, Topy Jitsugyo Co., Ltd. Jun 2000 Managing Director, Topy Jitsugyo Co., Ltd. Apr 2006 Senior Managing Director, Topy Jitsugyo Co., Ltd. Apr 2006 Deputy President, Topy Jitsugyo Co., Ltd. Apr 2010 Representative Director, President, Topy Jitsugyo Co., Ltd. Jun 2017 Director and Adviser, Topy Jitsugyo Co., Ltd. Adviser, Topy Jitsugyo Co., Ltd. Director of the Company Jun 2025 Director (Audit and Supervisory Committee Member) of the Company (current)

May 1996 Founded Sugiyama Kurihara Environmental Office Co., Ltd.; Representative Director Aug 2007 Director, Sugiyama Kurihara Environmental Office Co., Ltd. (current) Apr 2010 Professor, Faculty of Social and Environmental Studies, Fuji Tokoha University (now Tokoha University) Jan 2016 Outside Director, UACJ Corporation Jan 2016 Chairperson, Gifu Sugiyama Memorial Foundation (now Public Interest Incorporated Association) (current) Jun 2016 Outside Director and Audit and Supervisory Committee Member, Recip Holdings Co., Ltd. Dec 2018 Outside Director, Kurita Water Industries Ltd. Publisher and Representative Director, Gifu Shimbun Co., Ltd. (current) Jun 2023 Outside Director, JSP Corporation (current) Jun 2024 Outside Director (Audit and Supervisory Committee Member) of the Company (current) Dec 2025 Outside Director, Tokyu Corporation (current) Director, Gifu Broadcasting Co., Ltd. (current)