Apr 1962 Joined the Company Oct 1979 General Manager, Product Sales Department Aug 1981 Director Aug 1985 Managing Director Aug 1987 Representative Director, President Apr 1999 Director and Chairman, Saha Seiren Co., Ltd. (current) Aug 2001 President, Seiren U.S.A. Corporation Jun 2003 Representative Director, President and Chief Operating Officer May 2005 Representative Director and Chairman, KB Seiren Co., Ltd. (current) Jun 2011 Representative Director, Chairman, President, Chief Executive Officer and Chief Operating Officer Feb 2013 General Manager, Global Management Strategy Headquarters; Director and Chairman, SEIREN INDIA PRIVATE LIMITED (current); Chairman, PT. SEIREN INDONESIA (current) Jun 2014 Representative Director, Chairman and Chief Executive Officer (current) Aug 2014 Chairman, Seiren U.S.A. Corporation Sep 2014 Chairman, Shilian Meishi Living Products (Shanghai) Co., Ltd. (current) Sep 2014 Director and Chairman, Viscotec México S.A. de C.V. (now Seiren Viscotec México S.A. de C.V.) (current) Apr 2018 Director, Chairman and President, Seiren U.S.A. Corporation (current) Apr 2018 Chairman, Seiren Produtos Automotivos Ltda. (current) Jun 2019 Chairman, Guangzhou Tuopu Automotive Interior Co., Ltd. (now Guangdong Shilian Meishi Automotive Interior Co., Ltd.) (current) Jun 2022 Representative Director and Chairman, Seiren Trading Co., Ltd. (current) Jun 2022 Director and Chairman, SEIREN Hungary Kft. (current) Jan 2026 Representative Director and Chairman, NB Seiren Co., Ltd. (current)

Apr 1993 Joined the Company Mar 2005 Senior Staff, Global Business Coordination Office, Automotive Interior Materials Division Jun 2009 Executive Officer; General Manager, Shilian Automotive Interior (Suzhou) Co., Ltd. (current); Chairman, Shilian Electronics (Suzhou) Co., Ltd.; Director and President, Saha Seiren Co., Ltd. Jun 2011 Managing Executive Officer Jan 2014 In charge of China and Thailand Jun 2014 Director, in charge of China Business Sep 2014 General Manager, Shilian Meishi Living Products (Shanghai) Co., Ltd. (current) Jun 2015 Senior Managing Executive Officer Apr 2018 In charge of Overseas Business (current) Jun 2018 Representative Director, Executive Vice President; Deputy General Manager, Global Management Strategy Headquarters Jun 2019 General Manager, Guangzhou Tuopu Automotive Interior Co., Ltd. (now Guangdong Shilian Meishi Automotive Interior Co., Ltd.) (current) Apr 2022 Representative Director, Executive Vice Chairman (current)

Apr 1987 Joined the Company Mar 2005 General Manager, Development Research Department III, Technology Development Division Feb 2006 Group Leader, Development Research Group I, R&D Center Jun 2009 Executive Officer Sep 2011 Group Leader, FM Group, R&D Center May 2012 Deputy Director, R&D Center Jun 2012 President, Seiren Electronics Co., Ltd. Jun 2014 Director Jun 2019 Director, R&D Center Jan 2020 Managing Executive Officer Jun 2020 Head of Viscotec Division Mar 2021 Group Leader, Satellite Group, R&D Center Jun 2021 Head of TPF Plant Apr 2022 Representative Director, President and Executive Officer; Management Executive Officer; Technology Executive Officer; in charge of Technology and Production Jun 2024 In charge of R&D, Quality and Production Technology (current)

Apr 1994 Joined Shimizu Corporation Apr 1997 Left Shimizu Corporation May 1997 Joined the Company Oct 2005 Supervisor, Affiliated Companies Department (seconded to Viscotec Automotive Products, LLC) Jun 2010 General Manager, Affiliated Companies Department; General Manager, Business Promotion Department May 2011 General Manager, Viscotec Fashion Sales Department; General Manager, Corporate Planning Department and Business Promotion Department Jun 2012 President, Viscotec Automotive Products, LLC (now Seiren North America, LLC) Jun 2013 Executive Officer Jun 2014 Director Aug 2014 President, Viscotec World Design Center, LLC (now Seiren Design Center North America, LLC) Sep 2014 President, Viscotec México S.A. de C.V. (now Seiren Viscotec México S.A. de C.V.) Apr 2018 General Manager, Corporate Planning Headquarters (current); Deputy in charge of Overseas Business Jan 2020 Managing Executive Officer Apr 2022 Representative Director, Executive Vice President and Executive Officer; Strategy Officer; Marketing Officer (current) Jun 2024 General Manager of Global Sales (current) Jan 2025 Representative Director and President, Seiren KST Co., Ltd. (now Seiren Advanced Materials Co., Ltd.) (current)

Apr 1984 Joined Hokuriku Bank Jun 2009 Branch Manager, Shinmei Branch, Hokuriku Bank Jul 2011 Seconded to the Company; Officer, Viscotec Division Apr 2012 General Manager, Personnel Department and Labor Department Jun 2012 Resigned from Hokuriku Bank Jul 2012 Joined the Company Jun 2013 Executive Officer Jun 2015 Director (current); General Manager, Global General Affairs, Accounting and Personnel Headquarters; General Manager, Global Procurement Headquarters Apr 2018 Deputy Head, Vehicle Materials Division; General Manager, Business Management Office May 2019 In charge of Personnel Jun 2019 Deputy Head, Corporate Planning Headquarters (in charge of Personnel and Accounting); General Manager, Global Internal Audit Office (current) Apr 2022 Managing Executive Officer; Administration Officer Jun 2024 Senior Managing Executive Officer; Administration Officer (current); General Manager, Operations Headquarters (current)

Apr 1972 Joined the Ministry of International Trade and Industry Jun 2004 Director-General, Economic and Industrial Policy Bureau, Ministry of Economy, Trade and Industry Jul 2006 Vice-Minister of Economy, Trade and Industry (retired Jul 2008) Oct 2008 Special Adviser, Nippon Life Insurance Company (retired Sep 2010) Jun 2010 Outside Director, Kobe Steel, Ltd. (retired Jun 2022) Jun 2013 Outside Audit & Supervisory Board Member, Marubeni Corporation (retired Jun 2013); Outside Director, Marubeni Corporation (retired Jun 2022) Mar 2019 Chairman of the Board of Trustees, Mita Gakuen (retired Mar 2019) Jun 2014 Director, the Company (current) Jun 2014 Outside Director, Zeon Corporation (current) Apr 2020 President, Kaishi Professional University, Niigata Sogo Gakuin Jun 2022 Outside Director, Miroku Jyoho Service Co., Ltd. (current) Apr 2025 Honorary President and Specially Appointed Professor, Kaishi Professional University (current) Jul 2025 Chairman, Center for International Economic Partnership (current)

Apr 1974 Joined the Ministry of Foreign Affairs Mar 2002 Director-General, Economic Affairs Bureau Jan 2005 Director-General, Asian and Oceanian Affairs Bureau Jan 2008 Deputy Minister for Foreign Affairs Aug 2010 Vice-Minister for Foreign Affairs Sep 2012 Ambassador Extraordinary and Plenipotentiary to the United States of America Jun 2018 President and Director, Japan Institute of International Affairs Jun 2019 Director, the Company (current) Jun 2019 Outside Director, Mitsubishi Motors Corporation (current) Dec 2020 President, Japan Institute of International Affairs (current) Jun 2021 Outside Director, Fujitsu Limited (current) Mar 2022 Outside Director, Asahi Group Holdings, Ltd. (current)

Apr 1982 Joined Nippon Telegraph and Telephone Public Corporation Jun 2010 Director, Service Management Department, West Japan Telegraph and Telephone Corporation (now NTT West Corporation) Jun 2012 Director, Head of Technology Planning Division, Nippon Telegraph and Telephone Corporation; concurrently Head of New Business Promotion Office Jun 2014 Managing Director, Head of Technology Planning Division, Nippon Telegraph and Telephone Corporation Jun 2018 President, NTT West Corporation Jun 2022 Counselor, NTT West Corporation (current) Jun 2022 Outside Director, Hankyu Hanshin Holdings, Inc. (current) Jun 2023 Director, the Company (current) Jun 2023 Outside Director, Kansai Telecasting Corporation (current) Jul 2023 Outside Director, Sumitomo Life Insurance Company (current) May 2024 Vice Chairman, Kansai Economic Federation (current)

Apr 1998 Assistant Professor, Faculty of Economics, Tokyo Metropolitan University Apr 2000 Full-time Lecturer, Faculty of Economics, Komazawa University Sep 2002 Doctor of Economics, Hitotsubashi University Apr 2004 Associate Professor, Graduate School of Economics, Kobe University Oct 2013 Professor, Graduate School of Economics, Kobe University (current) Jun 2023 Director, the Company (current) Apr 2026 Specially Appointed Professor (full-time), Graduate School of Economics, Osaka University (current)

Mar 1980 Joined the Company Apr 2002 General Manager, Second Sales Department, First Division, Automotive Interior Materials Division Jun 2009 Executive Officer; General Manager, First Automotive Interior Materials Division May 2011 General Manager, Second Automotive Interior Materials Division Oct 2012 Representative Director and President, Seiren KP Co., Ltd. May 2014 General Manager, Global Procurement Headquarters Jun 2015 Director and President, Seiren Produtos Automotivos Ltda. Jun 2018 Director and Vice President, Seiren North America, LLC Jan 2019 Director and President, Seiren North America, LLC Nov 2019 Representative Director and President, Seiren Trading Co., Ltd. Apr 2023 Full-time Advisor; General Manager, Business Audit Department, KB Seiren Co., Ltd. Jun 2024 Audit and Supervisory Board Member (current)

Apr 1974 Joined the Company Sep 1994 General Manager, Viscotec Research Department Sep 1996 Plant Manager, TPF Plant; General Manager, Viscotec Research Department Jun 2003 Executive Officer; Head of Viscotec Division Apr 2009 Head of Viscotec Division Jun 2009 Director; Representative Director and President, Depro Co., Ltd. Jun 2011 Senior Managing Executive Officer May 2012 Head of Sports and Fashion Apparel Division; Representative, Tokyo Office Feb 2013 Deputy Head, Global Management Strategy Headquarters Jun 2013 Representative Director and President, Alma Japan Co., Ltd. (now Seiren Alma Co., Ltd.) Jun 2019 Head of TPF Plant Jun 2020 Audit and Supervisory Board Member (current)

Apr 1978 Appointed Judge, Tokyo District Court (Assistant Judge) Apr 2000 Chief Presiding Judge, Tokyo District Court Jul 2007 Senior Counsel for Litigation, Minister's Secretariat, Ministry of Justice Jul 2009 Judge, Tokyo High Court Dec 2009 Chief Judge, Wakayama District and Family Courts Jan 2011 Chief Judge, Nagano District and Family Courts Nov 2012 Chief Presiding Judge, Tokyo High Court Jul 2014 Chief Judge, Tokyo Family Court Jun 2015 Chief Judge, Tokyo District Court Oct 2016 Retired at mandatory retirement age Feb 2017 Registered as attorney-at-law (Daiichi Tokyo Bar Association) Jun 2017 Outside Director, FUJIFILM Holdings Corporation (retired Jun 2020) Jun 2018 Audit and Supervisory Board Member, the Company (current) Jun 2018 Outside Director, Tokyu Fudosan Holdings Corporation (current) Sep 2018 Attorney-at-law, Otemachi Law Office (current) Jun 2020 Outside Director, Japan Post Holdings Co., Ltd. (current)

Apr 1970 Registered as attorney-at-law; joined Irokawa Law Office Jan 2001 Representative Partner, Irokawa Law Office Mar 2009 Outside Director, Sumitomo Rubber Industries, Ltd. (retired Mar 2025) Jun 2012 Outside Audit and Supervisory Board Member, Sekisui Plastics Co., Ltd. (current) Jun 2016 Outside Audit and Supervisory Board Member, Techno Associe Co., Ltd. (retired Jun 2023) Jan 2020 Managing Partner, Irokawa Law Office (current) Jun 2020 Audit and Supervisory Board Member, the Company (current)