Corporate Officers
As of June 25, 2025
Board of Directors

Hiroshi Baba
President and Representative Director
- Chief Executive Officer
- Management, Corporate Headquarters
Profile
- Date of Birth
- May 30, 1963
- Apr. 1987
- Joined the Company
- June 2007
- Executive Officer of the Company
- June 2009
- Director of the Company
- June 2012
- Managing Executive Officer of the Company
- June 2014
- Senior Managing Executive Officer of the Company
- June 2015
- Executive Vice President and Representative Director of the Company
- Apr. 2016
- President and Representative Director, Chief Operating Officer of the Company
- June 2020
- Management, Corporate Headquarters of the Company (present position)
- Apr. 2022
- President and Representative Director, Chief Executive Officer of the Company (present position)

Toshitaka Miyata
Outside Director
Profile
- Date of Birth
- October 27, 1949
- Apr. 1975
- Joined the Ministry of Construction (currently Ministry of Land, Infrastructure, Transport and Tourism)
- Apr. 2005
- Director-General, Kyushu Regional Development Bureau, Ministry of Land, Infrastructure, Transport and Tourism
- July 2006
- Director-General, Road Bureau, Ministry of Land, Infrastructure, Transport and Tourism
- July 2008
- Retired from Ministry of Land, Infrastructure, Transport and Tourism
- Oct. 2010
- Advisor, Metropolitan Expressway Company Limited
- Oct. 2013
- Representative Director and Senior Executive Officer, Metropolitan Expressway Company Limited
- June 2016
- Representative Director and President, Metropolitan Expressway Company Limited
- May 2022
- Chairman, Tokyo Metropolitan Road Council (present position)
- June 2022
- Chairman, Highway Industry Development Organization (present position)
- June 2022
- Director of the Company (present position)
- June 2024
- Outside Director, Yamau Holdings Corporation

Hiroshi Takano
Outside Director
Profile
- Date of Birth
- October 1, 1953
- Apr. 1976
- Joined Toyota Tsusho Corporation
- Mar. 1999
- Managing Director, Toyota Tsusho (Malaysia) Sdn. Bhd.
- June 2005
- Member of the Board, Toyota Tsusho Corporation President, Toyota Tsusho (Thailand) Co., Ltd.
- Apr. 2006
- Executive Officer, Toyota Tsusho Corporation (Position changed due to introduction of Executive Officer System)
- June 2009
- Managing Executive Officer, Toyota Tsusho Corporation
- June 2011
- Managing Director, Toyota Tsusho Corporation
- June 2012
- Senior Managing Director, Toyota Tsusho Corporation
- June 2013
- President and CEO, Toyotsu Logistics Service Co., Ltd.
- June 2018
- Director of the Company (present position)

Satoko Ito
Outside Director
Profile
- Date of Birth
- July 3, 1967
- Oct. 1989
- Commenced activities as a newscaster
- Apr. 2010
- Visiting Professor, Graduate Institute for Entrepreneurial Studies
- Apr. 2015
- Part-time Lecturer, NIIGATA UNIVERSITY (present position)
- June 2019
- Director of the Company (present position)
- June 2020
- Corporate Auditor, MITANI SANGYO CO., LTD. (present position)
Director, The Juroku Bank, Ltd.
- Oct. 2021
- Director, Juroku Financial Group, Inc. (present position)
- Apr. 2025
- Representative Director, Ito Satoko Office (present position)
- May 2025
- Outside Director, IDOM Inc. (present position)

Keiko Akaho
Outside Director
Profile
- Date of Birth
- July 21, 1962
- Apr. 1986
- Joined The Nikkan Kogyo Shimbun, Ltd.
- Apr. 2009
- Kobe Branch Manager, The Nikkan Kogyo Shimbun, Ltd.
- Apr. 2011
- General Manager of Industry Department No. 1, Headquarters Editorial Board, The Nikkan Kogyo Shimbun, Ltd.
- Apr. 2016
- Chief of Osaka Branch Editorial Board, The Nikkan Kogyo Shimbun, Ltd.
- Apr. 2023
- Management Support Specialist, Organization for Small & Medium Enterprises and Regional Innovation, JAPAN (present position)
- Apr. 2023
- Economic journalist (present position)
- June 2024
- Director of the Company (present position)

Tomoyuki Kikuchi
Director
Managing Executive Officer
- In charge of Finance and Investor Relations
- General Manager, Corporate Headquarters – Management Strategy & Planning
- General Manager, Legal & Public Relations Department
Profile
- Date of Birth
- February 13, 1967
- Apr. 1990
- Joined the Company
- Apr. 2014
- Executive Officer of the Company
- Apr. 2021
- Management, Corporate Administration of the Company
- June 2021
- Director of the Company
- Apr. 2023
- General Manager, Business Headquarters – Private Sectors of the Company
- June 2023
- Director, NIHON KOGYO CO., LTD. (present position)
Director of the Company (present position)
- Oct. 2023
- In charge of Finance and Investor Relations, and General Manager, Business Headquarters – Private Sectors of the Company
- Apr. 2024
- Managing Executive Officer of the Company (present position)
In charge of Finance and Investor Relations, and Management, Corporate Headquarters – Management Strategy & Planning of the Company (present position)
- Apr. 2025
- General Manager of Legal & Public Relations Department (present position)

Nagaaki Miyoshi
Director
Executive Officer
- General Manager, Business Headquarters – The Growth Drivers
- General Manager, Global Operations Department
- Supervising Development Section of the Divisions
- Director in charge of Perovskite Solar Business of the Company
Profile
- Date of Birth
- November 13, 1969
- Apr. 1991
- Joined the Company
- Oct. 2015
- Director and President, Sekisui Jushi Europe Holdings B.V. (present position)
- Apr. 2018
- Executive Officer of the Company (present position)
- Apr. 2020
- General Manager, Development Headquarters of the Company
- Oct. 2022
- Management, Business Development Department of the Company
- Apr. 2023
- General Manager, Business Headquarters – The Growth Drivers, General Manager, Global Operations Department of the Company (present position)
- June 2023
- Director of the Company (present position)
- Apr. 2025
- Supervising Development Section of the Divisions, and Director in charge of Perovskite Solar Business of the Company (present position)

Shuichiro Takabayashi
Director
Executive Officer
- General Manager, Business Headquarters – Private Sectors
Profile
- Date of Birth
- February 17, 1966
- Apr. 1988
- Joined the Company
- Apr. 2007
- General Manager, Human Resources Department of the Company
- Apr. 2014
- Executive Officer of the Company (present position)
- Apr. 2018
- Deputy General Manager, Business Headquarters – Private Sectors of the Company
- Apr. 2020
- General Manager, Business Headquarters – Private Sectors, and General Manager, Exterior Materials & Building Materials Division of the Company
- June 2022
- President and Representative Director, Sekisui Jushi Plametal Corporation (present position)
- Apr. 2024
- General Manager, Business Headquarters – Private Sectors of the Company (present position)
- June 2024
- Director of the Company (present position)
Audit & Supervisory Board Members

Akihito Tada
Full-time Auditor
Profile
- Date of Birth
- January 13, 1965
- Apr. 1987
- Joined the Company
- Apr. 2007
- General Manager, Business Support Department of the Company
- Oct. 2010
- General Manager, Human Resources Department of the Company
- Oct. 2013
- General Manager, Lifestyle and Agribusiness Division, Industrial and Lifestyle Business Headquarters of the Company
- Oct. 2017
- Manager, Responsible for Corporate Audit Department of the Company
- July 2018
- General Manager, Corporate Audit Department of the Company
- June 2019
- Corporate Auditor, NIHON KOGYO CO., LTD.
- June 2021
- Full-time Auditor of the Company (present position)

Katsuyoshi Sasaki
Full-time Auditor
Profile
- Date of Birth
- September 2, 1967
- Apr. 1991
- Joined the Company
- Apr. 2016
- Executive Officer of the Company
- June 2017
- Plant Manager, Shiga Plant of the Company
- June 2019
- Director of the Company
- Apr. 2021
- Managing Executive Officer of the Company
- Oct. 2021
- Management of the Technology, Development, and Production Departments, and General Manager, Technology Center of the Company
- June 2023
- Sustainability Manager, Manager for Safety, Quality, and Environment, and Purchasing Manager of the Company
- Apr. 2024
- Sustainability Manager of the Company
- June 2024
- Corporate Auditor, NIHON KOGYO CO., LTD. (present position)
- June 2024
- Full-time Auditor of the Company (present position)

Akira Tsujiuchi
Outside Auditor
Profile
- Date of Birth
- May 24, 1954
- Feb. 1978
- Joined Tohmatsu Awoki & Co. (currently Deloitte Touche Tohmatsu LLC)
- Mar. 1982
- Registered as a certified public accountant
- June 1998
- Partner, Deloitte Touche Tohmatsu LLC
- June 2019
- Retired from Deloitte Touche Tohmatsu LLC
- July 2019
- Head of Tsujiuchi Accounting Office (present position)
- Jan. 2020
- Director, Gakujo Co., Ltd. (present position)
- June 2020
- Auditor of the Company (present position)
- June 2021
- Corporate Auditor, GS Yuasa Corporation (present position)

Kenzaburo Yazawa
Outside Auditor
Profile
- Date of Birth
- January 27, 1965
- Apr. 1991
- Commissioned as a Public prosecutor
- Jan. 2019
- Prosecutor, Supreme Public Prosecutors Office (in charge of Inspection and Public Security)
- July 2019
- Chief Prosecutor, Gifu District Public Prosecutors Office
- Apr. 2021
- Deputy Prosecutor, Osaka District Public Prosecutors Office
- June 2022
- Deputy Prosecutor, Osaka High Public Prosecutors Office
- Jan. 2023
- Resigned as prosecutor
- Apr. 2023
- Registered as an attorney (Osaka Bar Association) Of Counsel, Umeda Law Office (present position)
- Apr. 2024
- Visiting Professor, Kansai University (present position)
- June 2024
- Auditor of the Company (present position)
Executive Officers
| Managing Executive Officer | Tomohisa Koyama |
|---|---|
| Managing Executive Officer | Masaaki Oe |
| Executive Officer | Shigeaki Nishio |
| Executive Officer | Banjo Fujii |
| Executive Officer | Eiji Sasaki |
| Executive Officer | Masayuki Higashinaka |
| Executive Officer | Norio Morioka |
| Executive Officer | Daishi Ueno |
| Executive Officer | Norio Nishimura |
| Executive Officer | Satoshi Arai |
| Executive Officer | Keiji Ishimori |