Apr 1984 Joined the Company Mar 2003 Representative Director, President, Toyo Ink (Thailand) Co., Ltd. Apr 2011 General Manager, President's Office, the Company Jun 2012 Executive Officer, the Company Jun 2013 Director, the Company Apr 2014 Representative Director, President, Toyochem Co., Ltd. Jun 2016 Managing Director, the Company Mar 2019 Senior Managing Director, the Company Mar 2020 Representative Director, President, the Company (current) Mar 2020 Group COO, the Company Mar 2022 Group CEO, the Company (current)

Apr 1981 Joined the Company Sep 2005 General Manager, Management Accounting Department, the Company Jul 2010 Chairman and Representative Director, Toyo Ink Europe (Paris) S.A.S. (now Toyo Ink Europe Specialty Chemicals SAS) Jun 2013 Executive Officer, the Company Jun 2015 Managing Executive Officer, the Company Jun 2016 Director, the Company Jun 2016 General Manager, Group Management Department, the Company Mar 2019 Managing Director, the Company Mar 2023 Senior Managing Director, the Company Mar 2025 Director, Vice President, the Company (current) Mar 2025 Overall management and Corporate Division, the Company (current)

Nov 1995 Associate Professor, Department of Obstetrics and Gynecology, Tokyo Women's Medical University Apr 2004 Chief, Department of Obstetrics and Gynecology, Aiiku Hospital (Boshi-Aiiku-Kai Foundation) Jun 2006 Visiting Professor, School of Medicine, Tokyo Women's Medical University Apr 2013 Vice Director, Aiiku Hospital Dec 2017 Trustee, Boshi-Aiiku-Kai Foundation (current) Dec 2017 Director, Aiiku Hospital Apr 2022 Honorary Director, Aiiku Hospital (current) Mar 2023 Director, the Company (current) Jun 2024 Vice President, Japan Association of Obstetricians and Gynecologists (current)

Apr 1991 Registered with Daini Tokyo Bar Association Apr 1991 Joined Masuda Ejiri Law Office (now Nishimura & Asahi) Feb 1996 Registered as Attorney in the State of New York Jan 1999 Partner, Nishimura & Asahi (current) Jun 2008 Outside Audit & Supervisory Board Member, Mita Securities Co., Ltd. (current) Mar 2024 Director, the Company (current)

Apr 1985 Joined Mitsubishi Paper Mills Limited Jun 2013 Executive Officer, Mitsubishi Paper Mills Limited Jan 2018 Managing Executive Officer, Mitsubishi Paper Mills Limited Jun 2019 Representative Director, President, Mitsubishi Paper Mills Limited Jun 2022 Advisor, Mitsubishi Paper Mills Limited Jun 2023 Outside Director, Fuji Electric Co., Ltd. (current) Jun 2023 Outside Director, JNC Corporation (current) Mar 2025 Director, the Company (current)

Apr 1992 Joined the Company Apr 2016 General Manager, Coatings Technology Department, Technology Division, Toyochem Co., Ltd. Apr 2020 General Manager, Packaging & Industrial Materials Sales Division, Toyochem Co., Ltd. Mar 2021 Executive Officer, the Company Mar 2022 Director, General Manager, Kawagoe Plant, Toyochem Co., Ltd. Mar 2026 Director, the Company (current) Mar 2026 In charge of Quality Assurance, Production & Environment, Sustainability, Procurement and Logistics, the Company (current)

Apr 1984 Joined the Company Jul 2009 General Manager, Human Resources Department, the Company Apr 2011 General Manager, Group Human Resources Department, the Company Jun 2013 Executive Officer, the Company Apr 2019 General Manager, Group General Affairs Department, the Company Jan 2024 Advisor, the Company Mar 2024 Director, Full-time Audit and Supervisory Committee Member, the Company (current)

Apr 1979 Joined Ministry of Foreign Affairs of Japan Sep 2006 Minister, Embassy of Japan in the United States Jul 2008 Consul General in Shanghai Aug 2010 Minister Plenipotentiary to the People's Republic of China Aug 2013 Ambassador Extraordinary and Plenipotentiary to the Republic of Turkey Mar 2016 Ambassador Extraordinary and Plenipotentiary to the People's Republic of China Dec 2020 Retired from Ministry of Foreign Affairs of Japan Mar 2021 Director, the Company Oct 2021 Senior Advisor, Chiba Institute of Technology (current) Jan 2022 Specially Appointed Professor, Chiba Institute of Technology (current) Mar 2022 Director, Audit and Supervisory Committee Member, the Company (current) Jun 2022 Outside Director, Hokuhoku Financial Group, Inc. (current)

Apr 1990 Joined Kawasaki Steel Corporation (now JFE Steel Corporation) Apr 2005 Manager, Finance & IR Department, JFE Holdings, Inc. Oct 2011 General Manager, Corporate Planning Department, Molex Japan Co., Ltd. (now Molex Japan LLC) Apr 2018 Executive Officer, Unizo Holdings Co., Ltd. Jun 2019 Managing Director and Executive Officer, Unizo Holdings Co., Ltd. Aug 2020 Finance Director, British School in Tokyo (current) Apr 2023 Outside Director, CEC Co., Ltd. (current) Mar 2025 Director, the Company Mar 2026 Director, Audit and Supervisory Committee Member, the Company (current)

Apr 1985 Joined IBM Japan, Ltd. Jul 1997 Seconded to Japan Association of Corporate Executives (Keizai Doyukai) Aug 1999 Returned to IBM Japan, Ltd., Government & Public Policy Apr 2003 Asia Pacific Leader, Governmental Programs, Intellectual Property & Standard Policy Team, IBM Corporation; Executive, Government & Public Policy, IBM Japan, Ltd. Oct 2008 Global Leadership Team Member, Governmental Programs, IBM Corporation; General Manager, Government & Public Policy, IBM Japan, Ltd. Nov 2015 Executive Officer, General Manager, Government Relations & Communications Office, Caterpillar Japan Ltd. Dec 2017 Representative Executive Officer, General Manager, Government Relations & Communications Office, Caterpillar Japan LLC Apr 2020 Executive Director, Niigata University (current) Mar 2023 Outside Director, Aucnet Inc. (current) Jun 2023 Outside Director, Takasago International Corporation (current) Mar 2026 Director, the Company (current)

Oct 1983 Joined Tohmatsu & Aoki Audit Corporation (now Deloitte Touche Tohmatsu LLC) Mar 1987 Registered as Certified Public Accountant Sep 2012 Left Deloitte Touche Tohmatsu LLC Oct 2013 Opened Minoru Matsumoto CPA Office Jun 2014 Outside Audit & Supervisory Board Member, Sanshin Electric Co., Ltd. Jun 2015 Outside Director, Foster Electric Company, Limited (current) Feb 2016 Outside Director, Audit and Supervisory Committee Member, Justek Inc. Mar 2021 Audit & Supervisory Board Member, the Company Mar 2022 Director, Audit and Supervisory Committee Member, the Company (current) Oct 2022 Representative Partner, Terada Kaikei Tax Accountants Corporation (current)