Apr 1988 Joined the Company Mar 2009 General Manager, Zhejiang Dongci Toda Magnetic Co., Ltd. Jun 2012 General Manager, Toda Magnetic (Shenzhen) Co., Ltd. Apr 2018 Managing Officer, the Company Oct 2018 Head of Production Division; Head of Onoda Plant; General Manager, Procurement and Logistics Department Jun 2019 Executive Officer Apr 2021 Head of Materials Business Unit; Supervising Procurement and Logistics Department (current) Jun 2021 Director Jun 2022 Managing Executive Officer Oct 2022 Head of Production Division Jun 2023 Senior Managing Executive Officer; Supervising Production Technology Division Jun 2024 Representative Director, President and Executive Officer (current)

Apr 1991 Joined TDK Corporation Jan 2016 Senior Manager, Plant Production Method Development Group, New Business Promotion Office, TDK Corporation Jul 2016 General Manager, Technology Headquarters, TDK Corporation Jun 2017 Executive Officer; General Manager, Technology and Intellectual Property Headquarters, TDK Corporation Jun 2019 Outside Director, the Company Apr 2021 Executive Officer, TDK Corporation; Chief Officer of Quality, Safety and Environment, TDK Corporation Apr 2023 Joined the Company; Managing Executive Officer; General Manager, Creation Headquarters (current) Jun 2024 Director, Senior Managing Executive Officer (current) Jul 2024 Supervising Intellectual Property and Patent Group (current) Oct 2024 Deputy General Manager, Business Integration Office (current)

Apr 1995 Joined the Company Apr 2015 General Manager, Business Promotion Department, Global Fine Material Business Division Apr 2018 Managing Officer, the Company Jul 2018 General Manager, Global Fine Material Business Division Apr 2019 General Manager, Corporate Planning Office (current) Jun 2019 Executive Officer Jun 2022 Managing Executive Officer; Supervising Sales Division (current) Jun 2024 Director (current) Jul 2024 Supervising Business Integration Office (current)

Apr 1983 Joined The Bank of Hiroshima, Ltd. Apr 2013 Seconded from the Bank to the Company; Executive Officer, Group Leader of Finance and Accounting Group, Management Administration Division Apr 2015 Joined the Company; General Manager, Finance and Accounting Department, Management Administration Division Apr 2016 Managing Officer Apr 2017 Deputy General Manager, Corporate Planning Office Apr 2019 Head of Onoda Plant Apr 2020 Head of Otake Plant Jun 2020 Executive Officer Apr 2021 General Manager, Production Division Jun 2021 General Manager, Human Resources Development Office, Production Division Jun 2022 Chief Risk Management Officer; Chief Internal Control Officer Nov 2022 Representative Director, President, Toda Finetech Co., Ltd. Jun 2024 Director (Full-time Audit and Supervisory Committee Member) (current)

Apr 1990 Joined TDK Corporation Apr 2019 General Manager, Energy Systems Business Group, Energy Solutions Business Company, TDK Corporation Apr 2021 Executive Officer, TDK Corporation (current); Deputy General Manager, Strategy Headquarters; General Manager, Corporate Planning Group Apr 2022 General Manager, Strategy Headquarters, TDK Corporation Jun 2023 Outside Director, the Company (current) Apr 2025 CTO and General Manager, Technology and Intellectual Property Headquarters, TDK Corporation (current) Jun 2025 Director (current)

Mar 1996 Graduated from the Faculty of Engineering, Kyoto University (Department of Sanitary Engineering, now Department of Civil and Earth Resources Engineering) Apr 1997 Joined the Environment Agency (now Ministry of the Environment) Jul 2004 Completed Master's Program in Environmental Policy, Department of Land Economy, University of Cambridge, UK Aug 2009 Seconded to the Ministry of Foreign Affairs Aug 2010 Assistant Section Chief, General Affairs Division, Global Environment Bureau, Ministry of the Environment Apr 2015 Associate Professor, Faculty of Environment and Information Studies, Keio University Mar 2018 Obtained Ph.D. in Global Environmental Studies, Graduate School of Global Environmental Studies, Kyoto University Apr 2018 Professor, College of Systems Engineering and Science, Shibaura Institute of Technology (current) Jun 2024 Outside Director, the Company (current)

Apr 1993 Joined TDK Corporation Apr 2015 General Manager, Corporate Planning Division, Electronic Components Business Company, TDK Corporation Apr 2017 General Manager, Corporate Planning Group, Strategy Headquarters, TDK Corporation Jun 2019 Outside Director, the Company Apr 2021 Executive Officer, TDK Corporation (current); CEO, Electronic Components Company, TDK Corporation Apr 2025 General Manager, Strategy Headquarters, TDK Corporation (current) Jun 2025 Outside Director, the Company (current)

Oct 1989 Joined Arthur Andersen & Co. (now Azsa LLC) Apr 2001 Joined Nomura Securities Co., Ltd. Aug 2005 Joined Morgan Stanley Securities Co., Ltd. (now Mitsubishi UFJ Morgan Stanley Securities Co., Ltd.) Dec 2008 Representative, Hasegawa Certified Public Accountant and Tax Accountant Office (current) Mar 2014 Outside Audit & Supervisory Board Member, Hinokiya Group Co., Ltd. (current) Jun 2017 Outside Audit & Supervisory Board Member, the Company Jun 2022 Outside Director (Audit and Supervisory Committee Member), the Company (current)

Oct 2004 Joined Chuo Sogo Law Office Nov 2012 Joined Rodyk & Davidson LLP (now Dentons Rodyk) Aug 2013 Registered as Attorney-at-Law, State of New York Jan 2014 Assistant Director, General Affairs Division, Supervisory Bureau, Financial Services Agency Jan 2016 Partner, Chuo Sogo Law Office (current) Jun 2018 Outside Audit & Supervisory Board Member, Rakuten General Insurance Co., Ltd. (current); Outside Audit & Supervisory Board Member, the Company Jun 2022 Outside Director (Audit and Supervisory Committee Member), the Company (current) Jun 2025 Outside Director (Audit and Supervisory Committee Member), ITFOR Inc. (current)

Apr 1981 Joined Sumitomo Bank (now Sumitomo Mitsui Banking Corporation) Dec 1993 Head of Credit Examination Department, Union Bank of Switzerland (now UBS AG), and other positions May 1997 Head of Credit Examination Department, Merrill Lynch Japan Securities Co., Ltd., and other positions Feb 2005 General Manager, Financial Evolution Plan Promotion Headquarters, SANYO Electric Co., Ltd., and other positions Jun 2011 Representative Director, President, Merchant Bankers Co., Ltd., and other positions May 2013 Vice President, Kanaichi Co., Ltd. May 2014 Managing Director, Asahi Techno Plant Co., Ltd. Mar 2018 Representative Partner, Marginal (current) Jun 2020 Outside Audit & Supervisory Board Member, the Company Jun 2022 Outside Director (Audit and Supervisory Committee Member), the Company (current) Mar 2025 Audit & Supervisory Board Member, Kuramoto Seisakusho Co., Ltd. (current)