Apr 1982 Joined Sumitomo Metal Mining Co., Ltd. Jun 2012 Executive Officer, General Manager, Functional Materials Division, Sumitomo Metal Mining Co., Ltd. Jun 2017 Managing Executive Officer, Deputy General Manager, Materials Division, Sumitomo Metal Mining Co., Ltd. Jul 2019 Executive Officer, General Manager, Pharmaceutical Production Technology Center, Pharmaceutical Production Division, the Company Apr 2021 Executive Officer, General Manager, R&D Center, the Company Jun 2021 Director and Managing Executive Officer, in charge of Pharmaceutical Production Division; General Manager, R&D Center, the Company Oct 2021 Director and Managing Executive Officer, in charge of Pharmaceutical Production Division; General Manager, R&D Center; General Manager, Battery Materials Business Development Department, the Company Apr 2023 Director and Senior Managing Executive Officer; General Manager, Pharmaceutical Business Division, the Company Jun 2024 Representative Director, President; General Manager, Pharmaceutical Business Division, the Company Jul 2025 Representative Director, President; in charge of Pharmaceutical Business Division, the Company Jun 2026 Representative Director, President, the Company (current)

Apr 1973 Joined Nippon Steel Corporation Jul 1983 Section Chief, Standard Building Business Division, Nippon Steel Corporation Apr 1987 Joined the Company Apr 1988 General Manager, Building Materials Division, the Company Jun 1989 Director, the Company Jun 1993 Managing Director, the Company Jun 1995 Senior Managing Director, the Company Apr 1996 General Manager, Building Materials Division; Manager, President's Office, the Company Jun 1999 Representative Director, Senior Managing Director, the Company Jun 2003 Representative Director, President, the Company Jul 2003 Representative Director, Chairman, Nexus Elechem Co., Ltd.; Representative Director, Chairman, Siam NKS Co., Ltd. Jun 2024 Director, Chairman of the Board, the Company (current)

Apr 1981 Joined The Mitsui Bank, Limited Jan 2004 General Manager, Roppongi Corporate Sales Department, Sumitomo Mitsui Banking Corporation Apr 2006 General Manager, Shin-Yokohama Corporate Sales Department, Sumitomo Mitsui Banking Corporation Apr 2008 General Manager, Nihonbashi-Higashi Corporate Sales Department, Sumitomo Mitsui Banking Corporation Jun 2010 Executive Officer, Taiyo Oil Company, Limited Apr 2014 Managing Executive Officer, Taiyo Oil Company, Limited Dec 2016 Managing Executive Officer, Taiyo Oil Company, Limited; Representative Director, President, Nansei Oil Co., Ltd. Apr 2019 Executive Advisor, General Affairs Department, the Company Jun 2019 Director; Managing Executive Officer, in charge of General Affairs, the Company Jun 2022 Director; Managing Executive Officer, General Manager, Administration Division, the Company Apr 2023 Director; Senior Managing Executive Officer, General Manager, Administration Division, the Company Jan 2024 Director; Senior Managing Executive Officer, General Manager, Administration Division; General Manager, Information Systems Management Office, the Company Jul 2024 Director; Senior Managing Executive Officer, General Manager, Administration Division, the Company (current) Jul 2025 Director; Senior Managing Executive Officer, General Manager, Administration Division; General Manager, General Affairs Department, the Company (current)

Apr 1983 Joined Nippon Steel Corporation Apr 2011 General Manager, Sales Management Division, Nippon Steel Engineering Co., Ltd. Oct 2012 General Manager, Tohoku Branch, Nippon Steel & Sumitomo Metal Engineering Co., Ltd. Jul 2014 General Manager, Risk Management Division, Nippon Steel & Sumitomo Metal Engineering Co., Ltd. Apr 2016 General Manager, General Affairs Department, Management Support Center, Nippon Steel & Sumitomo Metal Engineering Co., Ltd. Jun 2019 Full-time Audit & Supervisory Board Member, NS Engineering Co., Ltd. (Nippon Steel Engineering) Jun 2023 Director; Executive Officer, Special Assignment to the President, the Company Apr 2024 Director; Executive Officer, General Manager, Management Planning Office, the Company Jun 2024 Director; Managing Executive Officer, General Manager, Management Planning Office; in charge of Building Materials Division and Sustainability Promotion, the Company (current)

Apr 1994 Joined the Company Apr 2010 Section Chief, Technology Section, Technology Department, Pharmaceutical Production Division, the Company Apr 2014 Assistant General Manager, Technology Department, Pharmaceutical Production Division; Section Chief, Technology Section, the Company Apr 2016 General Manager, Technology Department, Pharmaceutical Production Division; Section Chief, Technology Section, the Company Jun 2018 General Manager, Overseas Business Department, Overseas Division; Section Chief, Operations Section, the Company Apr 2019 Deputy Director, Pharmaceutical Production Technology Center, Pharmaceutical Production Division, the Company Apr 2021 General Manager, Development Department, R&D Center, the Company Apr 2023 Executive Officer; General Manager, Business Management Office, Pharmaceutical Business Division, the Company Jul 2025 Managing Executive Officer; Head of Pharmaceutical Business Division, the Company May 2026 Representative Director, Chairman, Siam NKS Co., Ltd. (current) Jun 2026 Director; Managing Executive Officer, Head of Pharmaceutical Business Division, the Company (current)

Apr 1982 Joined the Bank of Japan Nov 2001 General Manager, General Affairs Division, Note Issuance Department, Bank of Japan Mar 2005 General Manager, Fukushima Branch, Bank of Japan Apr 2008 Senior Advisor, International Department, Bank of Japan May 2008 Long-term Expert (Central Banking / Overall Coordination), Vietnam State Bank Capacity Strengthening Project, Japan International Cooperation Agency (JICA) Jun 2011 Deputy Secretary General, Secretariat of the Committee on Management and Financial Investigation of Tokyo Electric Power Company, Cabinet Secretariat Jul 2011 Senior Assistant Secretary General, Cabinet Secretariat (Headquarters for Great East Japan Earthquake Reconstruction) Feb 2012 Policy Advisor; Assistant Director General, Reconstruction Agency Oct 2012 General Manager, Kobe Branch, Bank of Japan Jun 2015 Outside Audit & Supervisory Board Member, Renaissance Inc. Mar 2017 Advisor, Toppan Inc. (currently Toppan Edge Inc.) (current) Jun 2018 Director, the Company (current) Apr 2019 Part-time Lecturer, Rikkyo University (current) Aug 2019 Representative Director, Reiwa Research Institute Co., Ltd. (current) May 2020 Outside Director, Audit and Supervisory Committee Member, Allenza Holdings Co., Ltd. (current) Sep 2022 Representative Director, Japan Due Diligence Association (current)

Apr 1993 Registered as attorney-at-law (Second Tokyo Bar Association); attorney, Ginza-Higashi Law Office Apr 1999 Partner Attorney, Rexwell Law and Patent Office May 2002 Partner Attorney, Nishi-Shimbashi Sogo Law Office Jun 2008 Outside Audit & Supervisory Board Member, Win International Co., Ltd. Dec 2009 Partner Attorney, Waseda University Legal Clinic Law Corporation Apr 2010 Vice President, Second Tokyo Bar Association Jun 2011 Substitute Outside Audit & Supervisory Board Member, Max Co., Ltd. Apr 2014 Outside Audit & Supervisory Board Member, Win Partners Co., Ltd. Mar 2015 Deputy Secretary General, Japan Federation of Bar Associations Jun 2015 Outside Director, Audit and Supervisory Committee Member, Win Partners Co., Ltd. (current) Jun 2016 Substitute Outside Director, Audit and Supervisory Committee Member, Max Co., Ltd. Jun 2018 Outside Director, Audit and Supervisory Committee Member, Max Co., Ltd. (current) Apr 2019 Managing Director, Japan Federation of Bar Associations Apr 2021 President, Second Tokyo Bar Association; Vice President, Japan Federation of Bar Associations Jun 2023 Director, the Company (current) Sep 2023 Director, Tokyo Frontier Foundation Law Office Law Corporation Jan 2026 Partner Attorney, Ochanomizu Himawari Law Office (current)

Apr 1980 Joined The Mitsui Bank, Limited Oct 2001 General Manager, Tsukiji Corporate Sales Department, Sumitomo Mitsui Banking Corporation Jun 2003 General Manager, Sapporo Corporate Sales Department, Sumitomo Mitsui Banking Corporation Apr 2005 General Manager, No. 1 Shibuya Corporate Sales Department, Sumitomo Mitsui Banking Corporation Apr 2007 General Manager, No. 4 Head Office Sales Department, Sumitomo Mitsui Banking Corporation Apr 2008 Executive Officer; General Manager, No. 4 Head Office Sales Department, Sumitomo Mitsui Banking Corporation Apr 2009 Executive Officer; General Manager, Tokyo Central Corporate Sales Division, Sumitomo Mitsui Banking Corporation Jun 2010 Representative Director, President, Muromachi Real Estate Co., Ltd. Jun 2019 Representative Director, President, Muromachi Create Co., Ltd. Jun 2020 Audit & Supervisory Board Member, the Company (current) Jun 2021 Outside Audit & Supervisory Board Member, SMBC Trust Bank Ltd.

Apr 1982 Joined Hokkaido Takushoku Bank, Ltd. Jul 2009 Executive Officer, General Manager, Risk Management Division, Chuo Mitsui Trust and Banking Company, Limited Apr 2012 Managing Executive Officer, Sumitomo Mitsui Trust Holdings, Inc.; Director, Managing Executive Officer, Sumitomo Mitsui Trust Bank, Limited Apr 2013 Managing Executive Officer, Sumitomo Mitsui Trust Bank, Limited Apr 2016 Senior Managing Executive Officer, Sumitomo Mitsui Trust Bank, Limited Apr 2017 Deputy President, Executive Officer, Sumitomo Mitsui Trust Holdings, Inc.; Director, Deputy President, Sumitomo Mitsui Trust Bank, Limited Jun 2017 Executive Officer, Sumitomo Mitsui Trust Holdings, Inc.; Representative Director, Deputy President, Sumitomo Mitsui Trust Bank, Limited Apr 2021 Director, Chairman, Sumitomo Mitsui Trust Club Co., Ltd.; Advisor, Sumitomo Mitsui Trust General Service Co., Ltd. Jun 2021 Outside Audit & Supervisory Board Member, Liaison Communications Co., Ltd. Aug 2021 Director, Chairman, UBS SuMi TRUST Wealth Management Co., Ltd. Dec 2023 Executive Officer, Daiwa House REIT Investment Corporation (current) Apr 2024 Advisor, Sumitomo Mitsui Trust Club Co., Ltd. Jun 2024 Audit & Supervisory Board Member, the Company (current)

Apr 1986 Joined the Tokyo Regional Taxation Bureau Jul 2012 Professor (Corporate Tax), General Education Department, National Tax College Jul 2014 Deputy Director (Corporate Tax), Azabu Tax Office Jul 2016 Chief Instructor, Tokyo Training Institute, National Tax College Jul 2018 Supervisory National Tax Examiner, No. 27 Examination Division, No. 3 Examination Department, Tokyo Regional Taxation Bureau Jul 2019 Director, Koto East Tax Office Jul 2020 General Manager, Audit Planning Section, No. 4 Examination Department, Tokyo Regional Taxation Bureau Jul 2021 Director, General Education Department, National Tax College Jul 2022 Director, Shinjuku Tax Office Sep 2023 Registered as certified tax accountant; opened Akiko Nariai Certified Tax Accountant Office (current) Jun 2024 Audit & Supervisory Board Member, the Company (current) Jun 2024 Outside Director, Audit and Supervisory Committee Member, Shin Nihon Kuchou Co., Ltd. (current) Jun 2025 Outside Director, Kenko Mayonnaise Co., Ltd. (current)

Oct 2004 Registered as attorney-at-law (Second Tokyo Bar Association); joined Mori Hamada & Matsumoto (currently Mori Hamada & Matsumoto Foreign Law Joint Enterprise) Jan 2018 Partner, Mori Hamada & Matsumoto (current) Apr 2019 Substitute Audit & Supervisory Board Member, Pigeon Corporation Jun 2022 Outside Audit & Supervisory Board Member, Kanda Holdings Co., Ltd. (current) Jun 2024 Audit & Supervisory Board Member, the Company (current) Apr 2025 Professor, Graduate Schools for Law and Politics, The University of Tokyo (current)

Apr 1990 Joined ORIX Corporation Oct 1997 Joined Asahi Audit Corporation (currently Azusa Audit LLC) Jun 2018 General Manager, Global Coordination Office, Administration Division, Sumitomo Orimono Co., Ltd. Aug 2019 General Manager, Global Coordination Office, Administration Division; General Manager, Business Planning Department, Sumitomo Orimono Co., Ltd. Feb 2021 Representative, Taki Certified Public Accountant Office (current) May 2022 Outside Director, AEON MALL Co., Ltd. Jun 2022 Outside Audit & Supervisory Board Member, Nitta Gelatin Inc. Jun 2022 Director, the Company (current) Jun 2024 Outside Director, Audit and Supervisory Committee Member, Odakyu Electric Railway Co., Ltd. (current) Jun 2026 Outside Director, Audit and Supervisory Committee Member, Bunka Shutter Co., Ltd. (current)