Apr 1986 Joined Mitsubishi Bank, Ltd. (now MUFG Bank, Ltd.) Feb 2002 General Manager, Business Development Division, General Electric Japan Co., Ltd. Oct 2004 President, GE Sensing Asia Pacific, General Electric Japan Co., Ltd. Oct 2008 President, Silicones Business and Chief Executive Officer (CEO), Momentive Performance Materials Japan LLC Jan 2013 Representative Director, President, GKN Driveline Japan Ltd. Oct 2015 Joined Showa Denko K.K. as Senior Corporate Fellow Jan 2016 General Manager, Corporate Strategy Division, Executive Officer Jan 2017 Managing Executive Officer Mar 2017 Director, Managing Executive Officer Jul 2017 Director, Managing Executive Officer, General Manager, Carbon Business Division Jan 2020 Mar 2020 Director, Managing Executive Officer, Chief Strategy Officer (CSO) Mar 2020 Representative Director, Managing Executive Officer, Chief Strategy Officer (CSO) Jan 2022 Representative Director, President, President Executive Officer and Chief Executive Officer (CEO) (current) Showa Denko Materials Co., Ltd. (now Resonac Corporation): Representative Director, President, Executive Officer and CEO Jan 2023 Representative Director, President and CEO, Resonac Holdings Corporation (current)

Apr 1982 Joined Showa Denko K.K. Jan 2013 Executive Officer, General Manager, Information & Electronics Chemicals Division Jan 2016 Managing Executive Officer, Chief Technology Officer (CTO) Mar 2016 Director, Managing Executive Officer, Chief Technology Officer (CTO) Jan 2017 Representative Director, President, President Executive Officer and Chief Executive Officer (CEO) Jan 2022 Representative Director, Chairman Jan 2022 Chairman of the Board of Directors (current) Mar 2024 Director, Chairman Mar 2025 Director (current)

Apr 1990 Joined Nomura Research Institute, Ltd. Jun 1997 Joined Nomura Securities Co., Ltd., Senior Research Fellow, Financial Research Center May 1999 Joined Merrill Lynch Japan Securities Co., Ltd. (now BofA Securities Japan Co., Ltd.) Jan 2007 Head, Telecom, Media & Technology Group Jul 2009 Joined J.P. Morgan Securities Japan Co., Ltd., Head, Technology, Media & Telecom Group, Investment Banking Jul 2015 Joined Sony Corporation (now Sony Group Corporation), Senior Vice President, Chief Financial Strategist, Office of the CFO May 2016 Seconded to Sony Semiconductor Solutions Corporation Jun 2016 Head, Corporate Strategy Division Dec 2016 Head, Corporate Planning and Management Division (CFO) Jun 2019 Head, System Solutions Business Division Jul 2020 Mar 2021 Executive Officer, Solutions Business Oct 2021 Special Assignment, Office of the CFO, Sony Group Corporation Oct 2021 Joined Showa Denko K.K., Head, Group CFO Preparation Office Jan 2022 Managing Executive Officer, Chief Financial Officer (CFO) Showa Denko Materials Co., Ltd. (now Resonac Corporation): Managing Executive Officer, CFO Mar 2022 Director, Managing Executive Officer, CFO, Resonac Holdings Corporation (current) Jan 2023 Director, CFO, Resonac Holdings Corporation (current)

Apr 1999 Joined A.T. Kearney K.K. Apr 2005 Head of Regional Strategy, Japan, Infineon Technologies Japan K.K. May 2009 Head of Industrial & Chip Card Business Unit, Infineon Technologies Japan K.K. Oct 2010 Head of Industrial & Multimarket Business Unit, Infineon Technologies Japan K.K. Dec 2011 Project Director, Lenovo/NEC, Lenovo Japan Ltd. Apr 2012 Strategy Director, Lenovo Japan Ltd. Apr 2013 Commercial Operations Director, Lenovo Japan Ltd. Dec 2013 General Manager, Corporate Strategy Division, Renesas Electronics Corporation Dec 2015 Executive Officer and General Manager, Corporate Strategy Division Feb 2016 Executive Officer, Deputy General Manager, Second Solutions Business Unit, and General Manager, A&P Solutions Business Division Mar 2017 Executive Officer and General Manager, China Business Division Apr 2019 Executive Officer, Deputy General Manager, Production Division Aug 2019 Executive Officer, Deputy General Manager, Automotive Solutions Business Unit Oct 2021 Joined Showa Denko K.K., Head, Group CSO Preparation Office Jan 2022 Managing Executive Officer, Chief Strategy Officer (CSO) Showa Denko Materials Co., Ltd. (now Resonac Corporation): Managing Executive Officer, CSO Mar 2022 Director, Managing Executive Officer, CSO, Showa Denko K.K. Jan 2023 Director, CSO, Resonac Holdings Corporation Director, Managing Executive Officer, Chief Strategy Officer (CSO) and Chief Risk Officer (CRO), Resonac Holdings Corporation (current) Jan 2024 Representative Director, CSO and CRO, Resonac Corporation (current)

Apr 1995 Joined Hitachi Chemical Co., Ltd. (now Resonac Corporation) Apr 2019 Executive Officer, Deputy General Manager, Mobility Business Unit, and General Manager, Mobility Business Strategy Department Jan 2020 Executive Officer, General Manager, Corporate Planning Division Mar 2020 Director, Executive Officer, Chief Strategy Officer (CSO) Jan 2022 Executive Officer, Chief Human Resources Officer (CHRO), Showa Denko K.K. Showa Denko Materials Co., Ltd.: Director, Executive Officer, CHRO Jan 2023 CHRO, Resonac Corporation Jan 2024 Managing Executive Officer, CHRO, Resonac Holdings Corporation Director, CHRO, Resonac Corporation (current) Mar 2024 Director, Managing Executive Officer, CHRO, Resonac Holdings Corporation (current)

Apr 1976 Joined Tokyo Electron Laboratories Ltd. (now Tokyo Electron Ltd.) Jun 1987 Manager, KLA Division, Tokyo Electron Laboratories Ltd. Oct 1990 General Manager, SPE 3 Business Division Apr 1992 General Manager, Overseas Sales Division Jun 1992 Director Jun 1996 Senior Managing Director Jun 1998 Representative Director, Senior Managing Director Jun 2003 Director, Vice Chairman Jun 2013 Director, Tokyo Electron Device Ltd. (current) Jun 2015 Director, Chairman, Tokyo Electron Ltd. Jun 2017 Representative Director, Chairman, Tokyo Electron Ltd. Jun 2020 Director, Chairman, Tokyo Electron Ltd. Mar 2023 Director, Resonac Holdings Corporation (current)

Apr 1986 Joined Yamanouchi Pharmaceutical Co., Ltd. (now Astellas Pharma Inc.) Apr 2005 General Manager, Urology Project Promotion Group, Development Division Jun 2010 Executive Officer, Astellas Pharma Europe B.V., Global TA Head (Urology) Oct 2010 Executive Officer, Assistant to Head of Development Division, Astellas Pharma Global Development, Inc., Global TA Head (Urology) Apr 2011 Executive Officer, General Manager, Product Strategy Division Jun 2012 Executive Officer, in charge of Corporate Strategy Jun 2012 Senior Executive Officer, in charge of Corporate Strategy Apr 2017 Senior Executive Officer, in charge of Corporate Strategy and Sales Jun 2017 Representative Director, Executive Vice President, in charge of Corporate Strategy and Sales Apr 2018 Representative Director, President Apr 2023 Representative Director, Chairman (current) Mar 2024 Director, Resonac Holdings Corporation (current)

Apr 1978 Joined Japan Airlines Co., Ltd. Apr 2007 Representative Director, President, JAL Aircraft Maintenance Narita Co., Ltd. (now JAL Engineering Co., Ltd.) Jun 2009 Representative Director, President, Japan Air Commuter Co., Ltd. Feb 2010 Deputy Trustee and President, Japan Airlines International Co., Ltd. (now Japan Airlines Co., Ltd.) Mar 2011 Representative Director, President, Japan Airlines International Co., Ltd. Feb 2012 Representative Director, Chairman, Japan Airlines Co., Ltd. Apr 2014 Director, Chairman, Japan Airlines Co., Ltd. Jul 2018 Special Adviser, Japan Airlines Co., Ltd. Toyo University: Visiting Professor (current) Jun 2019 Outside Director, Teijin Limited Outside Director, Mitsui O.S.K. Lines, Ltd. Jun 2021 Outside Director, Kadoya Sesame Mills Co., Ltd. (current) Jun 2022 Outside Director, Benesse Holdings, Inc. Jul 2024 Outside Director, Luup, Inc. (current) Mar 2025 Director, Resonac Holdings Corporation (current)

Apr 1982 Joined Ministry of Health and Welfare (now Ministry of Health, Labour and Welfare), Health Policy Bureau Jun 1992 Joined Toray Industries, Inc., Pharmacology Lab, Pharmaceutical Research Laboratories, Leader, Immunosuppressant Research Oct 2010 General Manager, Pharmaceutical Planning Division, Deputy Head, Pharmaceutical and Medical Business May 2012 Joined Otsuka Holdings Co., Ltd., Business Development Division Jan 2017 Joined FUJIFILM Corporation, General Manager, Regenerative Medicine Business Division Oct 2018 General Manager, Regenerative Medicine Business Division and General Manager, Pharmaceutical Business Division, FUJIFILM Corporation FUJIFILM Toyama Chemical Co., Ltd.: Executive Officer, General Manager, Business Development Division Jun 2019 General Manager, Pharmaceutical Business Division (General Manager, Business Development Division), FUJIFILM Corporation FUJIFILM Toyama Chemical Co., Ltd.: Managing Executive Officer, General Manager, Business Development Division Mar 2022 Director, Managing Executive Officer, General Manager, Business Development Division, FUJIFILM Toyama Chemical Co., Ltd. Jul 2024 Executive Senior Adviser, FUJIFILM Toyama Chemical Co., Ltd. Mar 2025 Director, Resonac Holdings Corporation (current)

Apr 1981 Joined Showa Aluminum Corporation Mar 2001 Joined Showa Denko K.K. Aug 2014 General Manager, Finance & Accounting Division Jan 2016 Executive Officer, General Manager, Finance & Accounting Division Jan 2017 Executive Officer, CFO, General Manager, Finance & Accounting Division Mar 2017 Director, Executive Officer, CFO, General Manager, Finance & Accounting Division Jan 2018 Director, Executive Officer, CFO Jan 2019 Director Mar 2019 Full-time Audit & Supervisory Board Member (current) Jan 2023 Audit & Supervisory Board Member, Resonac Corporation (current)

Apr 1987 Joined Hitachi Chemical Co., Ltd. (now Resonac Corporation) Apr 2015 Executive Officer, General Manager, Molded Materials Business Division, Energy & Automotive Parts Business Unit Apr 2017 Executive Officer, General Manager, Innovation Promotion Division Apr 2019 Senior Managing Executive Officer, General Manager, Innovation Promotion Division Apr 2020 Senior Managing Executive Officer, CTO, General Manager, Innovation Promotion Division Jun 2020 Feb 2021 Director, Managing Executive Officer, CTO, General Manager, Innovation Promotion Division, Hitachi Chemical Showa Denko K.K.: General Manager, Preparation Office for Functional Materials Business Division Showa Denko Materials Co., Ltd.: Director, Managing Executive Officer, CTO, General Manager, Innovation Promotion Division Jan 2022 General Manager, Preparation Office for Functional Materials Business Division, Showa Denko K.K. Showa Denko Materials Co., Ltd.: Director, Executive Officer, General Manager, Functional Materials Business Division Jan 2023 Jul 2023 Executive Officer, General Manager, Functional Materials Business Division, Resonac Corporation Jan 2024 Executive Officer, General Manager, Functional Materials Business Division and General Manager, Life Science Business Division, Resonac Corporation Mar 2024 Executive Officer, Showa Denko K.K. Assistant to the President, Showa Denko K.K. Full-time Audit & Supervisory Board Member (current) Audit & Supervisory Board Member, Resonac Corporation (current)

Apr 1994 Registered with Daiichi Tokyo Bar Association; joined Nishimura & Partners (now Nishimura & Asahi) Mar 2001 Registered as attorney-at-law, State of New York Apr 2004 Associate Professor, Keio University Graduate School of Law Jan 2006 Partner, Nishimura & Tokiwa Law Office (now Nishimura & Asahi) (current) Apr 2007 Professor, Keio University Graduate School of Law (current) Mar 2020 Audit & Supervisory Board Member, Resonac Holdings Corporation (current) Dec 2023 Outside Director, MRI DCS Co., Ltd. (current)

Nov 1975 Joined Tohmatsu & Co. (now Deloitte Touche Tohmatsu LLC) Mar 1980 Registered as Certified Public Accountant Jun 1990 Partner, Tohmatsu & Co. (now Deloitte Touche Tohmatsu LLC) Aug 1993 Stationed at Deloitte & Touche Singapore Office Oct 2010 Head of Risk Management and Review Office (IFRS), Deloitte Touche Tohmatsu LLC Jun 2017 Retired from Deloitte Touche Tohmatsu LLC Jul 2017 Established Yasuyuki Miyasaka CPA Office Jul 2017 Director, Miyasaka CPA Office (current) Jun 2018 Outside Director, Ito Ham Foods Co., Ltd. (current) Outside Audit & Supervisory Board Member, Santen Pharmaceutical Co., Ltd. Mar 2022 Audit & Supervisory Board Member, Resonac Holdings Corporation (current)

Jul 1995 Joined Audit Division, Deloitte & Touche LLP (U.S.) Jul 1997 Certified Public Accountant, State of Michigan, U.S.A. Jul 2000 Manager, Audit Division, Deloitte & Touche LLP Jul 2003 Senior Manager, Audit Division, Deloitte & Touche LLP Nov 2004 Controller, Finance Division, GE Plastics Japan Ltd. (now SHPP Japan GK) Nov 2006 Controller, Finance Division, GE Consumer Finance Japan Ltd. (now Shinsei Financial Co., Ltd.) Sep 2008 Controller, Finance Division, Japan Branch, American Express International, Inc. Nov 2011 Controller, Finance Division, Head Office in New York, American Express International, Inc., Deputy Vice President, Head Office Controller Jun 2013 Vice President, Head of Compliance, Japan Branch, American Express International, Inc. Mar 2024 Audit & Supervisory Board Member, Resonac Holdings Corporation (current)