Apr 1983 Joined the Company Jun 2000 General Manager, Production Innovation Center, Production Engineering Division Apr 2002 General Manager, Business Innovation Office Jun 2006 Executive Officer Jun 2011 Director Jun 2013 Managing Executive Officer Jun 2017 Senior Managing Executive Officer Jun 2019 Representative Director, President; President and Executive Officer Apr 2021 In charge of Research Center; Chairman, Polyplastics Co., Ltd. Apr 2022 In charge of Inorganic Composite Materials Research Institute; In charge of Life Science Business Planning Office Apr 2024 In charge of Lovable Future Research Institute Apr 2025 Director, Chairman of the Board (current)

Apr 1984 Joined the Company Jun 2012 General Manager, Organic Synthesis Company Jun 2014 Executive Officer Jun 2017 Managing Executive Officer Jun 2019 Senior Managing Executive Officer Jun 2020 Director Apr 2021 General Manager, Corporate Strategy Division Apr 2022 In charge of Customer Center Aug 2022 General Manager, SCM Division Apr 2023 In charge of Materials SBU Apr 2024 In charge of Smart SBU; In charge of Life Science SBU Apr 2025 Representative Director, President (current); President and Executive Officer (current); In charge of SCM Division May 2025 In charge of Corporate Strategy Office Apr 2026 In charge of Corporate Strategy Office (current) In charge of Executive Office (current) In charge of LS Incubation Office (current) In charge of Lovable Future Research Institute (current)

Apr 1984 Joined the Company Jun 2011 General Manager, Raw Materials Center Jun 2014 Executive Officer Jun 2017 Managing Executive Officer Jun 2019 Representative Director (current) Jun 2019 In charge of Corporate Ethics Office (current) Oct 2019 General Manager, Business Support Division (current) Jun 2020 Senior Managing Executive Officer (current) Apr 2021 In charge of Sustainable Management Promotion Office (current) Apr 2022 In charge of Digital Strategy Office (now Digital Strategy Promotion Center) (current) May 2025 In charge of Materials SBU Apr 2026 In charge of Materials SBU (current)

Apr 1987 Joined Polyplastics Co., Ltd. Apr 2007 General Manager, Research and Development Center, Polyplastics Co., Ltd. Mar 2011 Executive Officer, Polyplastics Co., Ltd. Jun 2014 Director, Polyplastics Co., Ltd. Jun 2015 Managing Executive Officer; General Manager, Management Strategy Division; General Manager, Corporate Planning Office, Polyplastics Co., Ltd. Jun 2016 Representative Director, Polyplastics Co., Ltd. Jun 2017 Representative Director, President, Polyplastics Co., Ltd. Apr 2021 Senior Managing Executive Officer (current) Apr 2021 General Manager, Performance Materials Division Apr 2023 In charge of Business Creation Division Apr 2024 General Manager, Assessment Division (current) Apr 2024 General Manager, Research and Development Division (current) Apr 2024 In charge of Division for Ensuring Safety and Quality Apr 2024 In charge of Intellectual Property Center (current) Jun 2024 Director (current)

Apr 1986 Joined the Company Jun 2014 General Manager, Harima Plant, Specialty & MSD Company Jun 2015 Executive Officer Jun 2020 Managing Executive Officer Apr 2022 General Manager, Production Division (current) Apr 2022 In charge of Business Creation Division Apr 2022 In charge of Biomass Innovation Center Apr 2022 In charge of Manufacturing Innovation Center Apr 2022 In charge of Chain Production Company and Multiple Production Company Apr 2023 Senior Managing Executive Officer (current) Apr 2023 In charge of Engineering Center (current) Jun 2024 Director (current) Apr 2025 In charge of Division for Ensuring Safety and Quality (current) May 2025 In charge of Safety SBU Apr 2026 In charge of Production Engineering Division (current) Apr 2026 In charge of Safety SBU (current)

Apr 1983 Joined the Company Feb 2005 General Manager, Business Support Department, Daicel Polymer Ltd. Jun 2012 Representative Director, President, Daicel Polymer Ltd. Jun 2015 Executive Officer Jun 2016 Deputy Head, Specialty & MSD Company; General Manager, Specialty Business Division, Specialty & MSD Company Jun 2020 In charge of Specialty Products, Safety SBU Apr 2021 Advisor Apr 2021 General Manager, Specialty Business Division, Safety SBU Apr 2023 Deputy General Manager, Specialty Business Division, Safety SBU Jun 2023 Full-time Audit & Supervisory Board Member (current)

Apr 1986 Joined the Company Jun 2012 Vice President, Daicel Safety Systems Korea, Inc. Jul 2015 President, Daicel Safety Systems Korea, Inc. Apr 2020 General Manager, Hirohata Plant, Himeji Plant (now Himeji Plant), Multiple Production Company Apr 2022 Executive Officer-level Councillor Jun 2026 Deputy General Manager, Hirohata Plant, Himeji Plant Jun 2026 Full-time Audit & Supervisory Board Member (current)

Apr 2010 President and Executive Officer, Representative Director, Asahi Kasei Pharma Corporation Apr 2014 President and Executive Officer, Asahi Kasei Corporation Jun 2014 Representative Director, President and Executive Officer, Asahi Kasei Corporation Apr 2016 Director and Senior Advisor, Asahi Kasei Corporation Jun 2016 Senior Advisor, Asahi Kasei Corporation Jun 2017 Outside Director, Medipal Holdings Corporation (current) Jun 2019 Director, Daicel Corporation (current) Jun 2019 Outside Director, Tokyo Century Corporation (current) Jun 2021 Chairman, Japanese Foundation for Cancer Research (current) Jun 2022 Adviser, Asahi Kasei Corporation Jun 2024 Special Adviser, Asahi Kasei Corporation (current)

Apr 1988 Assistant Portfolio Manager, Credit Suisse Trust Limited Apr 1990 Senior Analyst, Sparx Investment Advisors Co., Ltd. (now Sparx Group Co., Ltd.) May 1996 Senior Research Analyst, The Dreyfus Corporation Dec 1999 Vice President, Fiduciary Trust Company International Sep 2000 Partner, Intelaset Co., Ltd. Nov 2004 Partner, Worldeye Capital Inc. Jun 2006 Vice President, Olympus Capital Holdings Asia Jul 2010 Managing Director, Daiwa Quantum Capital Co., Ltd. Oct 2014 Director, KADOKAWA DWANGO Corporation (now KADOKAWA Corporation); Director, Dwango Co., Ltd. Jul 2020 Outside Director, NTN Corporation (current) Jun 2021 Outside Director (Audit and Supervisory Committee Member), Dream Incubator Inc. (current) Jun 2022 Director, Daicel Corporation (current) Jan 2023 Director, IA Partners Co., Ltd. Jun 2025 Outside Director, Tokyo Gas Co., Ltd. (current)

Apr 2012 General Manager, Cabin Safety Promotion Department, Japan Airlines Co., Ltd. Apr 2013 General Manager, Haneda Cabin Crew Department, Japan Airlines Co., Ltd. Nov 2014 Deputy Head, Cabin Service Division, and General Manager, Haneda First Cabin Crew Department, Japan Airlines Co., Ltd. Jun 2015 Deputy Head, Cabin Service Division, and General Manager, Crew Support Department, Japan Airlines Co., Ltd. Sep 2021 Professor, Obirin University (current) Jun 2023 Director, Daicel Corporation (current)

Apr 1985 Joined the Ministry of International Trade and Industry (now Ministry of Economy, Trade and Industry) Jun 2011 Secretary General, Task Force on Financial Review of Tokyo Electric Power Company, Cabinet Secretariat Jun 2012 Managing Executive Officer, INCJ Ltd. (formerly Innovation Network Corporation of Japan) Jul 2012 Deputy Director-General, Policy Planning Bureau (Economic and Social Policy), Ministry of Economy, Trade and Industry Jun 2013 Deputy Director-General, Industrial Policy Bureau, Ministry of Economy, Trade and Industry Jul 2014 Deputy Director, Liaison Office, Nuclear Damage Compensation and Decommissioning Facilitation Corporation; Executive Officer, Tokyo Electric Power Company Holdings, Inc. (Assistant to the Chairman; in charge of Management Planning, jointly) Jun 2015 Director and Executive Officer, Tokyo Electric Power Company Holdings, Inc. (Assistant to the Chairman; in charge of Management Planning, jointly) Jul 2018 Director-General, Commerce and Information Policy Bureau, Ministry of Economy, Trade and Industry Jul 2020 Retired from Ministry of Economy, Trade and Industry Nov 2020 Representative Director, Nishiyama Research Institute Co., Ltd. (current) Jun 2023 Director, Daicel Corporation (current) Jun 2023 Outside Director, Panasonic Holdings Corporation (current)

Mar 2022 Representative Director, Executive Vice President and Executive Officer, Nippon Life Insurance Company Mar 2023 Director, Nippon Life Insurance Company Jun 2023 Chairman, Tokyo Opera City Cultural Foundation (current); Chairman, Nissei Foundation for Cultural Promotion (current) Jun 2024 Outside Director (Audit and Supervisory Committee Member), The Hyakujushi Bank, Ltd. (current) Jun 2025 Director, Daicel Corporation (current)

Apr 2016 Executive Officer, General Manager, Corporate Planning Department, Mitsui & Co., Ltd. Apr 2018 Executive Officer, General Manager, Basic Materials Division, Mitsui & Co., Ltd. Apr 2020 Managing Executive Officer, General Manager, Americas Division, and President, Mitsui & Co. (U.S.A.), Inc. Apr 2021 Senior Managing Executive Officer, General Manager, Americas Division, and President, Mitsui & Co. (U.S.A.), Inc. Apr 2022 Executive Vice President and Executive Officer, General Manager, Americas Division, and President, Mitsui & Co. (U.S.A.), Inc. Apr 2025 Adviser, Mitsui & Co., Ltd. (current) Jun 2026 Director, Daicel Corporation (current)

Apr 1978 Appointed Public Prosecutor, Tokyo District Public Prosecutors Office Dec 2006 Chief Public Prosecutor, Niigata District Public Prosecutors Office Oct 2008 Public Prosecutor, Supreme Public Prosecutors Office Jul 2009 Chief Public Prosecutor, Utsunomiya District Public Prosecutors Office Apr 2010 Chief Public Prosecutor, Chiba District Public Prosecutors Office Aug 2011 Director-General, Criminal Affairs Bureau, Supreme Public Prosecutors Office Jul 2012 Commissioner, Japan Fair Trade Commission Sep 2017 Registered as attorney-at-law (Daiichi Tokyo Bar Association); Adviser, Nagashima Ohno & Tsunematsu Jun 2019 Outside Director, Maeda Corporation Jun 2020 Audit & Supervisory Board Member, Daicel Corporation (current) Jun 2020 Outside Audit & Supervisory Board Member, Fujitsu Limited (current) Mar 2023 Attorney-at-law, Ginza Chuo Law Office (current)

Oct 1982 Joined Asahi Accounting Firm (now Ernst & Young ShinNihon LLC) Mar 1986 Registered as Certified Public Accountant May 1999 Partner, Asahi & Co. (now Ernst & Young ShinNihon LLC) Jul 2013 Executive Director, Ernst & Young ShinNihon LLC Jun 2019 Chairman, Kinki Chapter, Japanese Institute of Certified Public Accountants Jul 2019 Vice President, Japanese Institute of Certified Public Accountants; Senior Executive Partner, Ernst & Young ShinNihon LLC Jun 2020 Outside Director, Tsubakimoto Chain Co. (current) Jul 2020 Representative, Kitayama Certified Public Accountant Office (current) Mar 2021 Outside Director (Audit Committee Member), Ebara Corporation Apr 2021 Specially Appointed Professor, University of Hyogo Graduate School (current) Jun 2022 Audit & Supervisory Board Member, Daicel Corporation (current) Mar 2026 Outside Director (Audit and Supervisory Committee Member), Sapporo Holdings Limited (current)

Apr 1990 Joined The Daiwa Bank, Ltd. (now Resona Bank, Limited) Oct 1996 Posted to Hong Kong; Manager, Hong Kong Credit Examination Department, Resona Bank, Limited Apr 2007 General Manager, Corporate Planning Department, Land Computer Co., Ltd.; Responsible Officer for Listing Preparation Jun 2008 Director, General Manager, Management Division, Land Computer Co., Ltd. Apr 2012 Director, Kansai Branch Manager, Land Computer Co., Ltd. Apr 2015 General Manager, Business Development Department, Kokusai Kogyo Co., Ltd. Apr 2025 Professor, Fukui University of Technology (current) Jun 2026 Audit & Supervisory Board Member, Daicel Corporation (current)