Chairman

Naoki Miyazaki

• Apr. 1980Joined Toyota Motor Co., Ltd.
• June 2008Managing Officer, Toyota Motor Corp.
• Apr. 2013Senior Managing Officer, Toyota Motor Corp.
• Apr. 2014Adviser, Toyoda Gosei
• June 2014Executive Vice President, Toyoda Gosei
• June 2015President, Toyoda Gosei
• June 2020Chairman, Toyoda Gosei
• June 2021Director, Toyoda Gosei
• June 2024Chairman, Toyoda Gosei (current)

*Outside Audit & Supervisory Board member, Hino Motors, Ltd.

President, CEO

Katsumi Saito

• Apr. 1988Joined Toyoda Gosei
• June 2018Corporate Officer, Toyoda Gosei (Retired in June 2019 due to a change in the board system)
• June 2022Corporate Officer, Toyoda Gosei
• June 2023President, Toyoda Gosei (current)

Executive Vice President, COO, CMO
Chief of Corporate Strategy Headquarters, Chief of Automotive Business Management Headquarters, Chief of Carbon Neutrality and Environment Promotion Division

Hiroshi Yasuda

• Apr. 1982Joined Toyoda Gosei
• June 2012Corporate Officer, Toyoda Gosei
• June 2016Director, Managing Officer, Toyoda Gosei
• June 2018Director, Senior Managing Officer, Toyoda Gosei
• June 2019Director, Corporate Officer, Toyoda Gosei
• June 2023Executive Vice President, Toyoda Gosei (current)

Director, CTO
Chief of Research and Development Headquarters, Adviser to New Value Business Headquarters

Mitsuhiro Nawashiro

• Sep. 1997Joined Toyoda Gosei
• June 2018Corporate Officer, Toyoda Gosei (Retired in June 2019 due to a change in the board system)
• June 2021Corporate Officer, Toyoda Gosei
• June 2023Director, Corporate Officer, Toyoda Gosei (current)

Director, CFO
Chief of IT Digital Headquarters, Deputy Chief of Corporate Strategy Headquarters

Masayoshi Hachisuka

• Apr. 1990Joined the Long-Term Credit Bank of Japan, Limited
• Apr. 1999Joined Toyota Motor Corp.
• Jan. 2016Project General Manager of Financial Reporting Dept., Toyota Motor Corp.
• Sep. 2021General Manager of Capital Strategy & Affiliated Companies Finance Div., Toyota Motor Corp.
• Jan. 2023General Manager of Finance & Accounting Division, Toyoda Gosei
• June 2024Corporate Officer, Toyoda Gosei
• June 2025Director, Corporate Officer, Toyoda Gosei (current)

Director

Mayumi Matsumoto

• Oct. 1987Contract newscaster, TV Asahi Corporation
• Apr. 1993Contract newscaster, Japan Broadcasting Corporation
• July 2003Freelance announcer, Horipro Inc.
• May 2008Collaborative Researcher, Research Center for Advanced Science and Technology, The University of Tokyo
• May 2009Project Researcher, Research Center for Advanced Science and Technology, The University of Tokyo
• Apr. 2011Director, Principal Researcher, International Environment and Economy Institute (current)
• Apr. 2013Visiting Associate Professor, Special Division of Environmental and Energy Science, Komaba Organization for Educational Excellence (KOMEX), The University of Tokyo (current)
• July 2017Director, Japan Council for Renewable Energy (current)
• June 2019Director, Toyoda Gosei (current)

*Outside Director. Designated as an independent officer based on the regulations of the Tokyo Stock Exchange and Nagoya Stock Exchange.

Director

Takashi Wada

• Apr. 1979Joined Sanken Electric Co., Ltd.
• Apr. 2007General Manager, Production Division, Production Headquarters, Sanken Electric
• June 2007Corporate Officer, Sanken Electric
• Apr. 2009Head, Production Headquarters, Sanken Electric
• June 2009Director and Senior Vice President, Sanken Electric
• June 2012Director and Executive Vice President, Sanken Electric
• Apr. 2015President and Representative Director, Sanken Electric
• June 2021Chairman and Representative Director, Sanken Electric
• June 2022Senior Advisor, Sanken Electric
• June 2023Director, Toyoda Gosei (current)

*Outside Director. Designated as an independent officer based on the regulations of the Tokyo Stock Exchange and Nagoya Stock Exchange.

Director

Masanori Furukawa

• Apr. 1977Joined Tajimi City Hall
• Apr. 1987Tajimi City Council Member
• Apr. 1999Gifu Prefecture Assembly Member
• Apr. 2007Mayor of Tajimi City
• Apr. 2023Advisor, Tajimi City Hospi (current)
• June 2024Director, Toyoda Gosei (current)

*Outside Director. Designated as an independent officer based on the regulations of the Tokyo Stock Exchange and Nagoya Stock Exchange.

Director

Shigeki Maeda

• Apr. 1981Joined the Japan External Trade Promotion Agency (currently the Japan External Trade Organization, an independent administrative agency, JETRO)
• Aug. 1998Deputy Director, JETRO New York Office
• Dec. 2001Principal Officer, Planning Department, JETRO Headquarters
• Apr. 2006Manager, Export Promotion Division, Market Development Department, JETRO Headquarters
• Apr. 2008Deputy Director, Research Planning Department, JETRO Institute of Developing Economies
• Apr. 2010Director, JETRO Singapore Office
• Aug. 2013Director, Japan Inbound Investment Department, JETRO Headquarters
• Aug. 2015Executive Director, JETRO
• Sep. 2019Ambassador Extraordinary and Plenipotentiary to the Kyrgyz Republic
• Apr. 2023Adviser, Toyoda Gosei
• June 2024Director, Toyoda Gosei (current)

*Outside Director. Designated as an independent officer based on the regulations of the Tokyo Stock Exchange and Nagoya Stock Exchange.

Director

Makoto Aou

• June 2012Corporate Officer, Pasona Tech Inc.
• Feb. 2016Founded ExaIntelligence Inc., Director and COO, ExaIntelligence Inc.
• June 2016Director, Pasona Tech Inc.
• Oct. 2019Project and Operations Producer for the Entrepreneur Support Facility “Nagono Campus” (current)
• Oct. 2020Founded LEO Co., Ltd., Representative Director & CEO, LEO Co., Ltd. (current)
• June 2024Director, Toyoda Gosei (current)

*Outside Director. Designated as an independent officer based on the regulations of the Tokyo Stock Exchange and Nagoya Stock Exchange.

Audit & Supervisory Board Member

Kenji Oiso

• Apr. 1980Joined Sumitomo Metal Industries, Ltd.
• June 2002Deputy Manager, Finance & Accounting Div., Sumitomo Metal Ind., Ltd.
• June 2004Joined Mitsubishi Sumitomo Silicon, Co., Ltd.
• Mar. 2006General Manager, Finance & Accounting Division, SUMCO Corp.
• Apr. 2011Corporate Officer, SUMCO Corp.
• Apr. 2014Functional Officer, Yokogawa Sumikin Bridge Corp.
• Jan. 2016Joined Miraial Co., Ltd.
• Feb. 2016General Manager, Finance & Accounting Division, Miraial Co., Ltd.
• Apr. 2017Project General Manager, Finance & Accounting Division, Toyoda Gosei
• Apr. 2019Managing Director, Toyoda Gosei Corporate Pension Fund
• June 2020Audit & Supervisory Board Member, Toyoda Gosei (current)

Audit & Supervisory Board Member

Yoshiyuki Fujita

• Apr. 1983Joined Toyoda Gosei
• Jan. 2008General Manager of Engineering Division 1 of Safety System Business Unit, Toyoda Gosei
• June 2014Corporate Officer, Toyoda Gosei
• Apr. 2016President, Toyoda Gosei North America Corporation
• June 2017Managing Officer, Toyoda Gosei
• June 2019Corporate Officer, Toyoda Gosei (Due to changes in the board system)
• June 2023President, Toyoda Gosei (China) Investment Co., Ltd.
• June 2025Audit & Supervisory Board Member, Toyoda Gosei (current)

Auditor

Chika Kako

• Apr. 1989Joined Toyota Motor Corp.
• Jan. 2015Chief Engineer, Lexus International ZL, Toyota Motor Corp.
• Jan. 2018Managing Officer, Toyota Motor Corp.
• Jan. 2019Field General Manager, Material Technology Field, Advanced R&D and Engineering Company, Toyota Motor Corp.
• Jan. 2020Senior General Manager, Material Technology Field, Advanced R&D and Engineering Company, Toyota Motor Corp.
• June 2020Audit & Supervisory Board Member, Toyoda Gosei (current)
• Apr. 2025Executive Vice President and concurrently Senior General Manager of the Material Technology Field, Advanced R&D and Engineering Company, Toyota Motor Corp. (current)
  General Manager, Higashifuji Technical Center, Toyota Motor Corp. (current)

*Outside Audit & Supervisory Board Member.

Auditor

Hitoshi Kuwayama

• Apr. 1990Registered as attorney Joined Midosuji LPC
• Apr. 1997Partner at Midosuji LPC
• May 2011Outside Company Auditor, Maxvalu Nishinihon Co., Ltd.
• Apr. 2012Vice Chairman, Osaka Bar Association
• Apr. 2013Part-time Lecturer, Kyoto University Law School
• May 2015Outside Director, Maxvalu Nishinihon Co., Ltd.
• Apr. 2020Senior Partner, Midosuji LPC (current)
• June 2020Outside Director, Zett Corporation (Audit and Supervisory Committee Member)(current)
• June 2022Audit & Supervisory Board Member, Toyoda Gosei (current)

*Outside Audit & Supervisory Board Member. Designated as an independent officer based on the regulations of the Tokyo Stock Exchange and Nagoya Stock Exchange.

Auditor

Masahiko Yokoi

• Apr. 1978Joined the Asahi Shimbun Company
• June 2010Director, Representative of Osaka Head Office of the Asahi Shimbun Company (Retired in June 2013)
• June 2013Director, Nagoya Broadcasting Network Co., Ltd.
• June 2014President and Representative Director, Nagoya Broadcasting Network
• June 2019Chairman and Representative Director, Nagoya Broadcasting Network
• June 2022Advisor, Nagoya Broadcasting Network
• June 2023Audit & Supervisory Board Member, Toyoda Gosei (current)

*Outside Audit & Supervisory Board Member. Designated as an independent officer based on the regulations of the Tokyo Stock Exchange and Nagoya Stock Exchange.