Jul 1985 Joined the Company Jul 1988 Director of the Company Dec 1997 General Manager, Sales Headquarters of the Company Jun 1998 Representative Director and Senior Managing Director of the Company Jun 2002 Representative Director and President of the Company Jun 2005 Representative Director and Chairman, Air Cycle Home System Co., Ltd. Jun 2005 Representative Director and Chairman, Fukubi Housing Co., Ltd. (current) Jun 2006 Representative Director, President and Executive Officer of the Company Jun 2007 Representative Director and Chairman, Fukubi Reformjours Architects Co., Ltd. Jun 2007 Representative Director and Chairman, Meltzen Co., Ltd. Jun 2008 Representative Director and Chairman, FUKUVI USA, INC. Jun 2009 Representative Director, Chairman and President, Meltzen Co., Ltd. Apr 2013 Chairman, FUKUVI VIETNAM CO.,LTD. (current) Jul 2013 Director, FUKUVI USA, INC. (current) Apr 2016 Director, FUKUVI HOLDINGS(THAILAND)CO.,LTD. (current) Jul 2016 Director, FUKUVI(THAILAND)CO.,LTD. (current) Nov 2016 Representative Director and Chairman, Alice Chemical Co., Ltd. (current) Oct 2018 Representative Director and Chairman, Fukubi Okayama Co., Ltd. (current) Apr 2020 In charge of Building Materials Business Headquarters of the Company Apr 2023 Overall supervision of executive operations of the Company Jun 2024 Representative Director, Chairman and CEO of the Company (current)

Apr 1982 Joined Mitsui & Co., Ltd. Feb 1994 Assistant General Manager, New Industrial Technology Office, Mitsui & Co. (U.S.A.), Inc. Apr 2002 General Manager, New Energy Materials Office, Functional Resins Division, Mitsui & Co., Ltd. Mar 2007 President and CEO, Mitsui Plastics, Inc. (USA) Apr 2008 General Manager, Synthetic Resins, Inorganic and Chemicals Division, Mitsui & Co. (U.S.A.), Inc. Oct 2010 General Manager, Business Support Department, Basic Chemicals Division, Mitsui & Co., Ltd. Nov 2011 General Manager, Operations Department, Functional Chemicals Division, Mitsui & Co., Ltd. Apr 2016 Executive Officer, Assistant General Manager, Performance Materials Division, Mitsui & Co., Ltd. Apr 2017 Executive Officer, General Manager, Chemicals Operations Department, Mitsui & Co., Ltd. Jan 2018 Representative Director and President, Mitsui & Co. Plastics Ltd. Jan 2018 Advisor (part-time), the Company Apr 2024 Vice President and Executive Officer of the Company Jun 2024 Representative Director, President and Executive Officer, COO of the Company (current)

Apr 1989 Joined The Hokuriku Bank, Ltd. Oct 2011 Manager, Yonematsu Branch and Loan Plaza Yonematsu; Senior Manager, Fukui Higashi Branch, the Bank Jun 2013 Manager, Katsuyama Branch, the Bank Jun 2016 Manager, Nyuzen Branch, the Bank Jul 2018 Deputy General Manager, Takefu Branch (Minami-Etsu area), the Bank Jul 2020 Seconded to the Company as General Manager, Management Strategy Department Dec 2020 Resigned from The Hokuriku Bank, Ltd. Jan 2021 Joined the Company as General Manager, Management Strategy Department Mar 2021 Director, Alice Chemical Co., Ltd. Apr 2021 Executive Officer, Deputy General Manager of Management Strategy Headquarters and General Manager, Corporate Planning Department, the Company Apr 2022 Executive Officer, Deputy General Manager of Management Strategy Headquarters, General Manager, Corporate Planning Department, and Head of Public Relations and IR Promotion Office, the Company Apr 2023 Managing Executive Officer, General Manager of Management Strategy Headquarters, the Company Apr 2024 Managing Executive Officer, General Manager of Management Strategy Headquarters, CFO, the Company Apr 2025 Senior Managing Executive Officer, General Manager of Management Strategy Headquarters, CFO, the Company (current) Jun 2025 Director of the Company (current)

Apr 1987 Joined the Company Apr 2009 General Manager, Production Technology Center, the Company Jun 2015 Officer and General Manager, Head Office Plant Department, the Company Jul 2016 Officer and President, FUKUVI(THAILAND)CO.,LTD. Apr 2020 Executive Officer and President, FUKUVI(THAILAND)CO.,LTD. Jul 2021 Executive Officer, General Manager of Production Innovation Headquarters, the Company Apr 2023 Executive Officer, General Manager of Production Innovation Headquarters, in charge of CSE Business Headquarters and Global Business Headquarters, the Company Jun 2023 Director of the Company Jun 2023 Executive Officer, General Manager of Production Innovation Headquarters, the Company Apr 2024 Executive Officer, General Manager of Production Innovation Headquarters, CTO, the Company Apr 2025 Managing Executive Officer, General Manager of Production Innovation Headquarters, CTO, the Company (current)

Apr 1980 Joined Mitsui Petrochemical Industries, Ltd. (now Mitsui Chemicals, Inc.) Apr 2007 Executive Officer, General Manager, Electronic and Information Materials Business Division, Functional Materials Business Headquarters, Mitsui Chemicals, Inc. Apr 2009 Executive Officer, General Manager, Planning and Development Department, Functional Materials Business Headquarters, Mitsui Chemicals, Inc. Jun 2009 Director, Deputy General Manager of Functional Materials Business Headquarters and General Manager, Planning and Development Department, Mitsui Chemicals, Inc. Jun 2011 Assistant to the President, Chief Representative for the Americas, and President, Mitsui Chemicals America, Inc. Apr 2013 Managing Executive Officer, Mitsui Chemicals, Inc. Jun 2013 Director and Managing Executive Officer, Mitsui Chemicals, Inc. Apr 2016 Representative Director and Senior Managing Executive Officer, Mitsui Chemicals, Inc. Apr 2018 Director, Mitsui Chemicals, Inc. Jun 2018 Full-time Audit & Supervisory Board Member, Mitsui Chemicals, Inc. Jun 2019 Director of the Company (current) Jun 2022 Advisor, Mitsui Chemicals, Inc.

Apr 1980 Joined The Hokuriku Bank, Ltd., Head Office Sales Department Jan 1996 Deputy Manager, New York Branch, the Bank Jun 2000 Deputy General Manager, Funds and Securities Department, the Bank Jan 2001 Deputy General Manager (overall supervision), Osaka Branch, the Bank Oct 2002 Manager, Fukui Matsumoto Branch, the Bank Apr 2004 Joined the Company, Assistant to General Manager, Administration Headquarters Apr 2005 General Manager, Administration Headquarters of the Company Jun 2005 Director of the Company Jun 2006 Executive Officer of the Company Jun 2010 Managing Executive Officer and Director of the Company Jun 2011 General Manager, Risk Management Department, the Company Jun 2013 Senior Managing Executive Officer and Director of the Company Apr 2014 General Manager, Accounting Department, the Company Jun 2016 Representative Director and Senior Managing Executive Officer of the Company Jun 2017 General Manager, Production Headquarters, the Company Apr 2019 General Manager, Materials Department, Production Headquarters, the Company Apr 2021 In charge of Production Innovation Headquarters and SCM Headquarters, the Company Apr 2023 In charge of Production Innovation Headquarters, the Company Jun 2023 Full-time Audit & Supervisory Board Member of the Company (current)

Apr 1982 Joined Ministry of Foreign Affairs (MOFA) Jul 1996 First Secretary, Embassy of Japan in the United States Jul 1998 Counselor, Embassy of Japan in Russia Aug 2001 Director, Overseas Public Relations Division, Minister's Secretariat, MOFA Apr 2003 Senior Researcher and Director, Research Coordination Department, Japan Institute of International Affairs Feb 2004 Director, Russia Division, European Affairs Bureau, MOFA Mar 2007 Minister and Deputy Chief of Mission, Embassy of Japan in Israel Jul 2010 Consul General, Consulate General of Japan in Detroit Jul 2013 Deputy Director, National Personnel Authority Civil Service Training Institute Sep 2015 Consul General (Ambassador), Consulate General of Japan in Hong Kong Dec 2018 Ambassador Extraordinary and Plenipotentiary to Pakistan Aug 2021 Ambassador Extraordinary and Plenipotentiary to Ukraine Oct 2024 Left post as Ambassador to Ukraine; retired from MOFA Dec 2024 Vice President, Japan-Pakistan Association (current) Jan 2025 Advisor (part-time), Plus W Co., Ltd. (current); DTEK Advisory Council Member; Advisor (part-time), ABC Style Co., Ltd. (current) Apr 2025 Advisor (part-time), the Company May 2025 Senior Advisor, Tsuchiya Corporation (current); Senior Advisor, DataDriven (current) Jun 2025 Advisor (part-time), DENZA Co., Ltd. (current) Jan 2026 Advisor (part-time), Giken Ltd. (current) Jun 2026 Director of the Company (current)

Apr 1983 Joined Fukui Prefectural Government; Fukui Prefectural Industrial Testing Center (now Fukui Prefectural Industrial Technology Center) Apr 2016 Technical Advisor (Industrial Technology), Department of Labor, Fukui Prefectural Government; Director, Fukui Prefectural Industrial Technology Center Jun 2019 Managing Director, Fukui Industrial Support Center Foundation Apr 2021 Visiting Professor, Industry-Government-Academia Collaboration Headquarters, University of Fukui (current) Apr 2024 Invited Researcher, Industry-Government-Academia Collaboration Promotion Office, Hokuriku Digital Manufacturing Center, National Institute of Advanced Industrial Science and Technology (AIST) (current) Jun 2026 Director of the Company (current)

Jul 2014 Director, Obama Tax Office Jul 2015 Director, Corporate Taxation Division, Kanazawa Regional Taxation Bureau Jul 2016 Director, Tax Administration Division, Kanazawa Regional Taxation Bureau Jul 2017 Director, General Affairs Division, Kanazawa Regional Taxation Bureau Jul 2019 Deputy Director, Taxation Department, Kanazawa Regional Taxation Bureau (concurrently Liquor Supervision Officer) Jul 2020 Director, Examination and Investigation Department, Kanazawa Regional Taxation Bureau Oct 2021 Registered as Certified Tax Accountant, Toda Kazunori Tax Accountant Office (current) Aug 2023 Director, Audit and Supervisory Committee Member (part-time), Sankyo Tateyama, Inc. (current) Jun 2025 Audit & Supervisory Board Member of the Company (current)

Apr 2002 Joined NTT DATA Corporation Feb 2009 Joined Japan International Cooperation Agency (JICA), South Asia Department Apr 2012 Joined Japan Research Institute, Limited Jul 2020 Senior Manager, Emergent Strategy Center, Japan Research Institute, Limited (current) Jun 2025 Audit & Supervisory Board Member of the Company (current)