Apr 2002 Joined the Company Oct 2013 General Manager, Overseas Department, the Company Mar 2015 General Manager, Overseas Department and General Manager, Shoe Products Department, the Company Jun 2015 Director, General Manager, Overseas Department and General Manager, Shoe Products Department, the Company Jun 2017 Managing Director, the Company; Representative Director, President, Okamoto North America, Inc. Jun 2018 Senior Managing Director, the Company Jun 2021 Representative Director, Executive Vice President, the Company Jun 2022 Representative Director, President and Executive Officer, the Company Aug 2025 Representative Director, President and Executive Officer, the Company; in charge of Management Administration Office, Overseas Department and Materials Department (current)

Apr 1987 Joined Fuji Bank, Ltd. (now Mizuho Bank, Ltd.) Apr 2016 General Manager, Research & Consulting Business Department, Mizuho Financial Group, Inc. Jun 2017 Joined the Company Jul 2017 General Manager, General Affairs Department, the Company Jun 2018 Director, General Manager, General Affairs Department, the Company Jun 2019 Director, General Manager, Overseas Department, the Company Jul 2019 Representative Director, President, Okamoto Trading (Shenzhen) Co., Ltd. Jun 2022 Executive Officer, General Manager, Overseas Department, the Company Jun 2023 Director, Managing Executive Officer, the Company; in charge of General Affairs Department, Customer Relations Office, Osaka Branch, Nagoya Office and Fukuoka Office Jul 2024 Director, Managing Executive Officer, the Company; in charge of General Affairs Department, Customer Relations Office, Pharmaceutical Affairs Department, Osaka Branch, Nagoya Office and Fukuoka Office Aug 2025 Director, Managing Executive Officer, the Company; in charge of General Affairs Department, Customer Relations Office, Osaka Branch, Nagoya Office and Fukuoka Office Jun 2026 Director, Senior Managing Executive Officer, the Company; in charge of General Affairs Department, Pharmaceutical Affairs Department and Sustainability Promotion

Apr 1986 Joined the Company Jul 2015 General Manager, Ibaraki Plant, the Company Jun 2016 Director, General Manager, Ibaraki Plant, the Company Jun 2019 Director, General Manager, Shizuoka Plant, the Company Nov 2020 Director, General Manager, Systems Strategy Department, the Company Jun 2021 Managing Director, in charge of Systems Strategy Department, the Company Jun 2022 Stepped down as Director; Managing Executive Officer, in charge of Systems Strategy Department and Technology in general, the Company Jun 2025 Director, Managing Executive Officer, the Company; in charge of Systems Strategy Department and Technology in general; General Manager, Tsukuba Plant (current) Jun 2026 Director, Senior Managing Executive Officer, the Company

Apr 1984 Joined the Company Feb 2016 General Manager, Vehicle Materials Department, the Company Jun 2017 Director, General Manager, Vehicle Materials Department, the Company Jun 2022 Stepped down as Director; Managing Executive Officer (current), the Company; in charge of Vehicle Materials Department (current) Jun 2026 Director, Managing Executive Officer, the Company

Apr 1988 Joined the Company Feb 2016 General Manager, Medical Products Department, the Company Jul 2018 General Manager, Medical Products Department and General Manager, Medical and Household Products Marketing Office, the Company Jun 2019 Director, General Manager, Medical Products Department and General Manager, Medical and Household Products Marketing Office, the Company Jun 2022 Stepped down as Director; Executive Officer, General Manager, Medical Products Department, the Company Sep 2022 Executive Officer, General Manager, Medical Products Department and General Manager, Household Products Department, the Company Jun 2024 Managing Executive Officer, the Company; in charge of Medical Products Department and Household Products Department (current) Jun 2026 Director, Managing Executive Officer, the Company; in charge of Medical Products Department, Household Products Department and Shoe Products Department

Oct 2003 Registered as attorney-at-law; joined Ohebashi Law Office Apr 2007 Joined Nishimura & Asahi Gaikokuho Kyodo Jigyo Jan 2016 Partner, Nishimura & Asahi (current) May 2021 Outside Director, LMI Group Co., Ltd. Nov 2023 Director, MUFG Strategic Investment Co., Ltd. (current) Dec 2023 Outside Audit & Supervisory Board Member, Patos Logos Co., Ltd. (current) Jun 2025 Director, the Company (current) Jan 2026 Outside Audit & Supervisory Board Member, Ascend Co., Ltd. (current)

Apr 1980 Joined the Company Jul 2009 General Manager, Accounting Department, the Company Jun 2011 Director, General Manager, Accounting Department, the Company Oct 2016 Director, General Manager, Accounting Department and in charge of Affiliated Company Management Office, the Company Jun 2017 Managing Director, in charge of Accounting Department and General Affairs Department, the Company Jun 2018 Managing Director, in charge of Accounting Department, the Company Jun 2021 Senior Managing Director, in charge of Accounting Department, the Company Jun 2022 Senior Managing Executive Officer, in charge of Accounting Department, the Company Jun 2024 Director (Audit and Supervisory Committee Member), the Company (current)

Apr 1981 Joined Price Waterhouse Certified Public Accountants Joint Office (now PwC Japan LLC) May 1984 Registered as Certified Public Accountant Jan 1987 Seconded to PricewaterhouseCoopers LLP, U.S.A. Jul 1997 Partner, PricewaterhouseCoopers LLP, U.S.A. Oct 2019 General Manager, Internal Audit Office and Compliance Officer, Tokyo Boeki Holdings Co., Ltd. Jun 2022 Outside Audit & Supervisory Board Member, JSR Corporation Nov 2023 Advisor, Tokyo Boeki Holdings Co., Ltd. (current) Aug 2024 Outside Audit & Supervisory Board Member, Japan Medical Company Co., Ltd. (current) Jun 2026 Director (Audit and Supervisory Committee Member), the Company

Apr 1998 Registered with Dai-Ichi Tokyo Bar Association; joined Hasegawa Toshiaki Law Office Sep 2005 Registered as attorney in New York State, U.S.A. May 2009 Attorney for Contractor Misconduct Prevention, Ministry of Land, Infrastructure, Transport and Tourism (current) Jul 2010 Joined Tanabe Sogo Law Office Jan 2011 Partner, Tanabe Sogo Law Office (current) Apr 2020 Member, Ethics Review Committee for Self-Defense Forces Personnel (current) Jun 2020 Outside Director (Audit and Supervisory Committee Member), Tsugami Corporation Jun 2025 Outside Director, Tsugami Corporation (current) Jun 2026 Director (Audit and Supervisory Committee Member), the Company