Apr 1988 Joined the Company Apr 2010 Deputy General Manager, Planning & Design Department, Technology Headquarters Apr 2012 Deputy Manager, Planning & Design Department, Technology Headquarters Apr 2013 General Manager, Planning & Design Group, Technology Department Apr 2015 Executive Officer; General Manager, Planning & Design Group and R&D Group, Technology Department Jun 2015 Director; Deputy General Manager, Technology Division; General Manager, Information Systems Department Jun 2016 Director; General Manager, Sales Division and Tokyo Branch Manager; Group Leader, Planning & Design Group, Technology Department Jun 2017 Apr 2019 Apr 2021 Jun 2021 Jun 2022 Apr 2024 Director; General Manager, Sales Division and Tokyo Branch Manager; Group Leader, Planning & Design Group, Technology Department Managing Director; General Manager, Technology Division, Materials Division and Manufacturing Division Managing Director; General Manager, Technology, Manufacturing and Materials Division; Shiga Plant Manager Managing Director; General Manager, Technology, Manufacturing and Materials Control Division; Shiga Plant Manager Managing Director; Shiga Plant Manager; General Manager, Materials Division and Control Division Representative Director, President (current)

Apr 1988 Joined Hitachi Maxell, Ltd. (now Maxell, Ltd.) May 2006 Chief Engineer, Manufacturing Department, Kyoto Plant, Maxell, Ltd. Nov 2017 Joined the Company Apr 2018 Group Manager, Manufacturing Group, Manufacturing Department Apr 2021 Executive Officer; Deputy General Manager, Manufacturing Division Jun 2022 Director; General Manager, Manufacturing Division Apr 2024 Managing Director; Shiga Plant Manager; General Manager of Manufacturing and General Manager of Materials (current)

Apr 1994 Joined the Company Apr 2008 Section Manager, First Machinery Technology Section Apr 2011 Deputy Manager, First Machinery Technology Section Apr 2013 Deputy Group Manager, First Machinery Technology Group, Technology Department Apr 2015 General Manager, First Machinery Technology Group, Technology Department Oct 2015 Group Manager, First Machinery Technology Group, Technology Department May 2017 Executive Officer; Group Manager, First Machinery Technology Group, Technology Department Jun 2017 Director; General Manager, Technology Division and Information Systems Department Apr 2021 Director; General Manager, Technology Division (current)

Apr 1985 Joined Management Service Center Co., Ltd. May 1992 Joined Ikegami Accounting Office May 1997 Joined Techno Bouquet Co., Ltd. (now trans cosmos Inc.) May 2001 Joined Naturum Co., Ltd. Apr 2007 Director; General Manager, Administration Division and General Manager, Accounting & Finance Department, Naturum Co., Ltd. Apr 2013 Retired as Director, Naturum Co., Ltd. Feb 2014 Joined the Company Oct 2014 Deputy Manager, Accounting Group, Administration Department Apr 2018 General Manager, Internal Audit Office Apr 2021 Deputy General Manager, Administration Division Apr 2022 Executive Officer; Deputy General Manager, Administration Division Apr 2024 Executive Officer; General Manager, Administration Division Jun 2024 Director; General Manager, Administration Division (current)

Apr 1996 Joined the Company Apr 2015 Deputy Manager, Head Office Sales Group, Sales Department Apr 2017 Chief Group Manager, Head Office Sales Group, Sales Department Apr 2020 Group Manager, Head Office Sales Group, Sales Department Apr 2023 Executive Officer; General Manager, Head Office Sales Department, Sales Division Apr 2024 Executive Officer; Deputy General Manager, Sales Division Jun 2024 Director; General Manager, Sales Division and Tokyo Branch Manager (current)

Apr 1984 Joined Asahi Kasei Kogyo K.K. (now Asahi Kasei Corporation) Mar 1990 Joined Japan LCA Co., Ltd. Jul 1992 Joined Sanwa Research Institute Corporation (now MUFG Research & Consulting Co., Ltd.) Apr 2002 General Manager, Business Strategy Department 1, UFJ Research Institute Apr 2006 General Manager, Business Strategy Department, MUFG Research & Consulting Co., Ltd. Jun 2014 Executive Officer, Consulting & International Business Division, Osaka Deputy Head Office, and General Manager, Organization & Human Resources Strategy Department, MUFG Research & Consulting Co., Ltd. Mar 2016 Resigned from MUFG Research & Consulting Co., Ltd. Apr 2016 Representative, Caliber Management AOKI; Senior Advisor, Consulente HYAKUNEN Co., Ltd. (current) Jun 2017 Director (Audit and Supervisory Committee Member) (current) Sep 2025 Outside Director (Audit and Supervisory Committee Member), Tes Holdings Co., Ltd. (current)

Apr 1983 Joined Management System Research Institute Co., Ltd. Feb 1990 Registered as Certified Tax Accountant (Kinki Tax Accountants Association) Mar 1990 Established Oka Accounting Office Jun 2015 Outside Audit & Supervisory Board Member, Sankyo Kasei Co., Ltd. Jun 2019 Outside Director (Audit and Supervisory Committee Member), Sankyo Kasei Co., Ltd. Jun 2021 Director (Audit and Supervisory Committee Member) (current)

Oct 2002 Registered as Attorney at Law (Osaka Bar Association); joined Kyoei Law Office Jul 2014 Tax Adjudicator, Osaka National Tax Tribunal Jul 2018 Re-registered as Attorney at Law (Osaka Bar Association) Aug 2018 Registered as Certified Tax Accountant (Kinki Tax Accountants Association) Apr 2020 Audit Committee Member, City of Ikoma Aug 2020 Partner, Kyoei Law Office May 2020 Member, Osaka City Administrative Appeal Review Board Dec 2020 Member, Toyonaka City Fixed Asset Evaluation Review Committee Jun 2021 Director (Audit and Supervisory Committee Member) (current) Dec 2022 Member, Moriguchi City Fixed Asset Evaluation Review Committee Jun 2023 Outside Director (Audit and Supervisory Committee Member), ODK Solutions Co., Ltd. (current) Civil Mediation Commissioner, Kishiwada Summary Court (current) Apr 2024 Outside Director, Shinko Wire Company, Ltd. (current) Jun 2025