Apr 1993 Joined Noevir Co., Ltd. Apr 2000 Joined Omae Business Developments Co., Ltd. May 2002 Director (part-time), Omishō Co., Ltd. (currently GMS Co., Ltd.) May 2003 Vice President, Omishō Co., Ltd. Dec 2003 Founded Refinebase Co., Ltd.; Representative Director, President (current) Sep 2006 Director, Inverse Products Co., Ltd. (currently GMS Co., Ltd.) Sep 2008 Representative Director, President, Inverse Products Co., Ltd. Sep 2012 Representative Director, President, Omishō Co., Ltd. (currently GMS Co., Ltd.) May 2013 Auditor, Construction Waste Cooperative Association Sep 2014 Chairman of the Board, GMS Co., Ltd. Sep 2016 Director, GMS Co., Ltd. May 2017 Director, Refine Material Co., Ltd. Nov 2019 Representative Director, President, Refine Material Co., Ltd. (current) Jul 2021 Representative Director, President, the Company (current)

Sep 2001 Joined Omishō Co., Ltd. (currently GMS Co., Ltd.) Jun 2006 General Manager, Operations Management Department, Omishō Co., Ltd. Apr 2010 General Manager, Sales Department and Operations Management Department, Omishō Co., Ltd. Sep 2010 Director, Omishō Co., Ltd. Sep 2014 Director, Refinebase Co., Ltd. Sep 2014 Representative Director, President, GMS Co., Ltd. Jul 2019 Director, GMS Co., Ltd. (current) Jul 2019 Director, General Manager of Human Resources and General Affairs, Refinebase Co., Ltd. Jul 2020 Director, General Manager of Human Resources, Refinebase Co., Ltd. Jul 2021 Director, General Manager of Human Resources and General Affairs, the Company Jul 2022 Director, General Manager of Human Resources, the Company Jul 2022 General Manager of Resource Business, Refinebase Co., Ltd. Jul 2022 Director, Connection Co., Ltd. (currently GMS Co., Ltd.) Jan 2024 Director, the Company (current) Jul 2025 General Manager of Circular Business, Refinebase Co., Ltd. Jul 2026 General Manager of Circular Business and General Manager of Client Support, Refinebase Co., Ltd. (current)

Apr 2005 Joined Refinebase Co., Ltd. Dec 2013 Section Manager, Development Section, and Deputy General Manager, Manufacturing Department, Refinebase Co., Ltd. Sep 2014 Director, General Manager of Research and Development Department, Refinebase Co., Ltd. May 2017 Representative Director, President, Refine Material Co., Ltd. Jul 2019 Director, Refine Material Co., Ltd. Jul 2019 Director, General Manager of Research and Development, Business Development Department, Refinebase Co., Ltd. Jul 2021 Director, General Manager of Research and Development, Business Development Department, the Company Jul 2021 Director, General Manager of Solutions Business Division, Refinebase Co., Ltd. Jul 2022 Director, General Manager of Solutions Department, Refinebase Co., Ltd. Jul 2024 Director, General Manager of Development Department, the Company Jul 2025 Director, General Manager of Solutions Department, the Company (current) Jul 2025 Director, Refinebase Co., Ltd. (current)

Apr 2007 Joined Toray Industries, Inc. Jul 2016 Joined Refinebase Co., Ltd. Jul 2019 General Manager, High-Performance Resin Business Division, Refinebase Co., Ltd. Jul 2022 Director, General Manager of Materials Business Department, Refinebase Co., Ltd. (current) Sep 2024 Director, the Company Jul 2026 Director, General Manager of Market Design Department, the Company (current)

Apr 1985 Joined Daido Steel Co., Ltd. Dec 2002 Joined IBM Japan, Ltd. Jan 2013 Joined Deloitte Tohmatsu Consulting LLC Jan 2020 Joined Refinebase Co., Ltd. Jul 2021 General Manager of Corporate Planning Department, the Company Sep 2024 Director, General Manager of Corporate Planning Department, the Company Sep 2026 Full-time Corporate Auditor, the Company (current)

Apr 1981 Joined Tokyo Leasing Co., Ltd. Jan 1991 Joined International Finance Co., Ltd. (currently AG Capital Co., Ltd.) Sep 2004 Outside Director, Refinebase Co., Ltd. Jun 2008 Representative Director, President, New Frontier Partners Co., Ltd. (currently AG Capital Co., Ltd.) Jul 2021 Outside Director, the Company (current) Apr 2022 Chairman, AG Capital Co., Ltd. (current)

Apr 1992 Joined Sumiyoshi Orimono Co., Ltd. (currently SUMINOE Co., Ltd.) Jun 2002 Seconded to Suminoe Co., Ltd. (currently Suminoe Interior Products Co., Ltd.) Jul 2018 Deputy General Manager, East Japan Development Department, Development Division, Suminoe Interior Products Co., Ltd. Feb 2020 General Manager, East Japan Development Department, Development Division, Suminoe Interior Products Co., Ltd. Sep 2023 Outside Director, the Company (current) Jun 2024 General Manager, Development Division, Suminoe Interior Products Co., Ltd. (current)

Oct 2002 Joined Tohmatsu & Co. (currently Deloitte Tohmatsu LLC) May 2006 Registered as Certified Public Accountant Feb 2010 Established Ryuichi Maruyoshi CPA Office; Representative (current) Aug 2011 Registered as Certified Tax Accountant Feb 2012 Established Libra Tax Corporation; Representative (current) Sep 2014 Outside Corporate Auditor, Refinebase Co., Ltd. Jul 2021 Outside Corporate Auditor, the Company Mar 2026 Full-time Outside Corporate Auditor, the Company Sep 2026 Outside Corporate Auditor, the Company (current)

Apr 1984 Joined Mitsubishi Chemical Industries Ltd. (currently Mitsubishi Chemical Corporation) Dec 1990 Obtained MBA, IMD Business School (Lausanne, Switzerland) Jul 2002 General Manager, CEO Office, Mitsubishi Chemical Polyester Film, Inc. Apr 2007 Vice President, Mitsubishi Chemical Polyester Film America, Inc. (U.S.) Apr 2011 General Manager, Electronics and Industrial Film Business Division, Mitsubishi Plastics, Inc. (currently Mitsubishi Chemical Corporation) Apr 2016 Director, Executive Officer, Mitsubishi Plastics, Inc.; in charge of High-Performance Films Apr 2017 Managing Executive Officer, General Manager of High-Performance Film Division, Mitsubishi Chemical Corporation Apr 2018 Managing Executive Officer, in charge of R&D and Intellectual Property; General Director, Yokohama Research Center, Mitsubishi Chemical Corporation Apr 2021 Managing Executive Officer, in charge of Innovation, Mitsubishi Chemical Corporation Apr 2022 General Manager, Corporate Planning Department, Mitsubishi Chemical Holdings Corporation (currently Mitsubishi Chemical Group Corporation) Apr 2023 Special Advisor, the Company Apr 2023 Executive Advisor, Universal Materials Incubator Co., Ltd. (current) Sep 2023 Full-time Outside Corporate Auditor, the Company Apr 2024 Director, Office Manager, Toin Gakuen School Corporation (current) Jun 2025 Outside Corporate Auditor, Riso Kagaku Corporation (current) Sep 2025 Outside Corporate Auditor, the Company (current)