Apr 1983 Joined Honda Motor Co., Ltd. Apr 1986 Joined Takao Kinzoku Kogyo Co., Ltd. Jun 1990 General Manager, Administration Department Mar 1993 Director Aug 1993 General Manager, Development Planning Department Jun 1994 General Manager, Sales Division Jun 1995 Representative Director, President, Takao (Thailand) Co., Ltd. (currently G-TEKT (Thailand) Co., Ltd.) May 1996 Representative Director, President, Takao Eastern Co., Ltd. (currently G-TEKT Eastern Co., Ltd.) Mar 1997 Managing Director Mar 1999 Representative Director, President, Takao America Corporation (currently G-TEKT America Corporation) Sep 1999 General Manager, Sales Division and General Manager, Overseas Business Division May 2004 Director, Thai G&B Manufacturing Ltd. Apr 2006 General Manager, Manufacturing Division Apr 2011 Senior Managing Director; General Manager, Overseas Business Division; Director, G-TEKT Europe Manufacturing Ltd.; Director, Auto Parts Alliance (China) Ltd.; Director, Wuhan Auto Parts Alliance Co., Ltd.; Director, Conghua K&S Auto Parts Co., Ltd. (currently Conghua Auto Parts Alliance (China) Ltd.) Nov 2011 Director, G-TEKT India Private Ltd. Feb 2012 Director, PT. G-TEKT Indonesia Manufacturing Apr 2014 Vice President and Director Apr 2015 Vice President and Executive Officer, Director; Commissioner, PT. G-TEKT Indonesia Manufacturing Jun 2015 Director, G-TEKT North America Corporation Apr 2016 Representative Director, President and Executive Officer (current)

Mar 1984 Joined Takao Kinzoku Kogyo Co., Ltd. Apr 2008 General Manager, Technology Department Apr 2011 General Manager, Press Technology Department No. 2, Technology Division of the Company Aug 2011 Stationed at G-TEKT Europe Manufacturing Ltd. Apr 2013 General Manager, Europe Regional Headquarters; Representative Director, President, G-TEKT Europe Manufacturing Ltd. Apr 2014 Executive Officer Apr 2019 General Manager, Technology Division (current) Apr 2020 Managing Executive Officer Jun 2020 Director, Managing Executive Officer Apr 2023 Director, Senior Managing Executive Officer (current)

Mar 1987 Joined Takao Kinzoku Kogyo Co., Ltd. Feb 2008 Representative Director, President, Takao Eastern Co., Ltd. (currently G-TEKT Eastern Co., Ltd.) Apr 2011 General Manager, Sales Department No. 1, Sales Division of the Company Apr 2015 Executive Officer; Deputy General Manager, Sales Division Apr 2019 General Manager, Sales Division (current) Apr 2021 Managing Executive Officer Jun 2021 Director, Managing Executive Officer Apr 2026 Director, Senior Managing Executive Officer (current)

Mar 1990 Joined Kikuchi Koki Co., Ltd. Sep 1991 Technology Block No. 1, Kikuchi Press Industry Co., Ltd. Apr 2013 General Manager, Press Technology Department No. 1, Technology Division of the Company Apr 2017 Executive Officer; Deputy General Manager, Technology Division; General Manager, Technology Planning Department Apr 2021 Senior Executive Officer Apr 2023 Managing Executive Officer; General Manager, Quality Assurance Division; in charge of DX Jun 2023 Director, Managing Executive Officer (current) Apr 2024 General Manager, North America Regional Headquarters (current); Representative Director, President, Jefferson Industries Corporation (current)

Apr 1977 Joined Mitsui & Co., Ltd. Apr 2004 General Manager, Automotive Steel Department Apr 2008 Managing Executive Officer; General Manager, Second Division, Mitsui & Co. Steel Ltd. Apr 2009 Chairman of the Board, Steel Technologies LLC (U.S.) Apr 2011 Executive Director, Mitsui & Co., Ltd. Apr 2014 Representative Director, President, Mitsui & Co. Steel Ltd. Jun 2016 Chairman, Mitsui & Co. Corporate Pension Fund Jun 2019 Outside Director, Chubu Steel Plate Co., Ltd. Jun 2022 Outside Director of the Company (current)

Apr 2003 Assistant, Research and Development Department, Media Education Development Center, Inter-University Research Institute Corporation (currently an Independent Administrative Institution) Sep 2004 Visiting Researcher, Massachusetts Institute of Technology Mar 2005 Visiting Researcher, KU Leuven Apr 2006 Senior Researcher, Knowledge Creating Communication Research Center, National Institute of Information and Communications Technology Nov 2009 Specially Appointed Lecturer, Graduate School of Informatics, Kyoto University Apr 2013 Specially Appointed Associate Professor, Department of Information Science, Faculty of Liberal Arts, Tsuda University Apr 2018 Associate Professor, Department of Information Science, Faculty of Liberal Arts, Tsuda University Jun 2019 Outside Director of the Company (current) Apr 2022 Professor, Department of Information Science, Faculty of Liberal Arts, Tsuda University Sep 2025 Professor, Liberal Arts Education and Research Institute, Institute of Science Tokyo (current)

Apr 1980 Joined Takao Kinzoku Kogyo Co., Ltd. Feb 1993 Stationed at Jefferson Industries Corporation Oct 2005 Deputy General Manager, Wuhan Auto Parts Alliance Co., Ltd. Apr 2013 General Manager, Overseas Business Department, Overseas Business Division of the Company Jun 2015 Full-time Audit & Supervisory Board Member (current)

Apr 1986 Joined Cosmo Securities Co., Ltd. Nov 1999 Joined Kikuchi Press Industry Co., Ltd. Apr 2001 Stationed at Jefferson Southern Corporation Jul 2014 Stationed at Jefferson Industries Corporation Apr 2015 General Manager, Overseas Business Department, Overseas Business Division of the Company Apr 2017 Chief Auditor, Business Audit Office Apr 2018 General Manager, Business Audit Office Jun 2022 Full-time Audit & Supervisory Board Member (current)

Apr 1973 Joined Kanto-Shinetsu Regional Taxation Bureau Jul 2009 Director, Takada Tax Office Jul 2012 Director, Ryugasaki Tax Office Jul 2014 Director, Kawaguchi Tax Office Aug 2015 Opened Yasunori Niizawa Certified Tax Accountant Office Jun 2019 Outside Audit & Supervisory Board Member of the Company (current) Apr 2020 Outside Audit & Supervisory Board Member, Kanto Kensetsu Kogyo Co., Ltd. (current)

Apr 1988 Joined Nippon Kogyo Bank, Ltd. (currently Mizuho Bank, Ltd.) Apr 1996 Registered as attorney-at-law; joined Ozawa Akiyama Law Office Aug 2000 Joined Shearman & Sterling LLP Feb 2001 Registered as attorney in New York State Aug 2001 Returned to Ozawa Akiyama Law Office Oct 2007 Partner, Kitamura Hiraga Law Office (current) Jun 2012 Substitute Audit & Supervisory Board Member of the Company Mar 2015 Outside Audit & Supervisory Board Member, Toagosei Co., Ltd. Mar 2016 Outside Director (Audit and Supervisory Committee Member), Toagosei Co., Ltd. Dec 2018 Outside Audit & Supervisory Board Member, AI Mechatec Co., Ltd. Mar 2019 Outside Director, Toagosei Co., Ltd. Jun 2019 Outside Audit & Supervisory Board Member of the Company (current) Dec 2020 Outside Director (Audit and Supervisory Committee Member), LITALICO Inc. (current)