Leadership

Mitsubishi Chemical Group Corporation

As of April 1, 2026

Directors of the Board

Director of the Board, Chairperson

Director of the Board

Outside Director of the Board

Attorney-at-law

Outside Director of the Board

Certified public accountant

Outside Director of the Board

Outside Director of the Board

Outside Director of the Board

Outside Director of the Board

Representative Corporate Executive Officer, President and Chief Executive Officer	Manabu Chikumoto
Representative Corporate Executive Officer, Chief Compliance Officer	Isao Yano Supervising – Administration, Legal, Internal Control
Corporate Executive Officer, Chief Transformation Officer	Ken Araki Supervising – Sustainability, Strategy, Digital, Corporate Development, Communications

Executive Officer, Chief Human Resource Officer	Masahiko Tanaka Supervising – Human Resources
Executive Officer, Chief Financial Officer	Minoru Kida Supervising – Finance and IR
Executive Officer, Chief Sustainability Officer	Noriyuki Mita Director, Sustainability & Government Affairs Office

Apr. 1981	Joined Mitsubishi Chemical Industries Ltd.
Apr. 2019	Representative Director, Director of the Board, Managing Executive Officer of MCC
Apr. 2022	Representative Corporate Executive Officer, Executive Vice President of MCHC (until Mar. 2023) Representative Director, Director of the Board of MCC (until Jun. 2023)
Jun. 2023	Director of the Board of MCG Director of the Board of MCC (current)
Jun. 2024	Director of the Board of MCG, Chairperson (current) Representative Director, Director of the Board of MCC (until Mar. 2025)

Apr. 1988	Joined Mitsubishi Chemical Industries Limited
Apr. 2018	Executive Officer of MCHC
Apr. 2022	Division General Manager of Carbon Chemicals Div., Basic Materials Domain of MCC
Apr. 2023	Executive Vice President of MCG
Apr. 2024	Corporate Executive Officer, President and CEO of MCG
Jun. 2024	Director of the Board, Corporate Executive Officer, President and CEO of MCG (current)
Apr. 2025	Representative Director of the Board, President and CEO of MCC (current)

Apr. 1986	Joined The Dai-Ichi Kangyo Bank, Ltd. (currently Mizuho Bank, Ltd.) (until Dec. 1990)
Apr. 1999	Registered as a lawyer Asahi Law Offices
Sep. 2002	Allen & Overy LLP (London)
May. 2003	Admitted to the bar of the State of New York
Oct. 2003	Asahi Law Offices
Sep. 2004	Taiyo Law Office (currently Paul Hastings LLP/Gaikokuho Kyodo Jigyo)
Sep. 2006	JPMorgan Securities Japan Co., Ltd.
Apr. 2008	TMI Associates (current)
Jun. 2019	Outside Director of MCHC (current)

Apr. 1976	Joined Sumitomo Corporation (until Jun. 1993)
Mar. 1980	Registered as a Certified Public Accountant
Jul. 1993	Chuo Audit Corporation (until Mar. 2001)
Apr. 2001	Board member of The International Accounting Standards Board (until Jun. 2011)
Sep. 2011	KPMG AZSA LLC (until Jun. 2018)
Jan. 2012	Board member of KPMG AZSA LLC (until Jun. 2015)
Feb. 2014	Founding member of International Integrated Reporting Council (currently Value Reporting Foundation) (until Jun. 2022)
Oct. 2014	Trustee of International Valuation Standards Council (until Oct. 2020)
Sep. 2015	Specially appointed professor of Faculty of Commerce, Chuo University (until Mar. 2024)
Apr. 2016	Member of the Certified Public Accountants and Auditing Oversight Board for FSA (until Mar. 2022)
Jun. 2020	Outside Director of MCHC (current)

Apr. 1986	Joined Bridgestone Corporation
Jul. 2010	Vice President and Officer of Bridgestone Corporation
Sep. 2012	Senior Executive Officer of Bridgestone Corporation
Sep. 2014	Senior Vice President of Bridgestone Corporation
Jan. 2016	Executive Vice President of Bridgestone Corporation
Mar. 2016	Executive Vice President and Executive Officer of Bridgestone Corporation
Jan. 2019	President, COO and Representative Executive Officer of Bridgestone Corporation
Mar. 2019	Member of the Board, President, COO and Representative Executive Officer of Bridgestone Corporation
Jul. 2020	Member of the Board of Bridgestone Corporation (until March 2021)
Jun. 2024	Outside Director of MCG (current)

Apr. 1981	Joined Asahi Chemical Industry Co., Ltd. (currently Asahi Kasei Corp.)
Apr. 2014	Director and Senior Executive Officer of Asahi Kasei Chemicals Corporation
Nov. 2014	Lead Executive Officer of Asahi Kasei Corp.
Apr. 2016	Senior Executive Officer, CFO of Asahi Kasei Corp.
Jun. 2016	Director, Senior Executive Officer, CFO of Asahi Kasei Corp.
Apr. 2018	Director, Senior Executive Officer in charge of Health Care sector of Asahi Kasei Corp.
Apr. 2019	Director of the Board, Senior Managing Executive Officer of Asahi Kasei Corp.
Apr. 2023	Director of Asahi Kasei Corp.
Jun. 2023	Advisor of Asahi Kasei Corp. (until June 2024)
Jun. 2024	Outside Director of MCG (current)

Jul. 1997	Assistant Professor, Department of Chemistry, Cornell University
Jul. 2001	Associate Professor, Department of Chemistry, Cornell University
Jul. 2002	Professor, Department of Chemistry and Chemical Biology, Cornell University
Jul. 2007	Betty R. Miller Professor, Department of Chemistry and Chemical Biology, Cornell University
Jul. 2008	Tisch University Professor, Department of Chemistry and Chemical Biology, Cornell University (current)
Jun. 2024	Outside Director of MCG (current)

Apr. 1982	Joined Honda Motor Co., Ltd.
Jun. 2010	Director of Honda Motor Co., Ltd.
Apr. 2011	Director and Operating Officer of Honda Motor Co., Ltd.
Jun. 2011	Operating Officer of Honda Motor Co., Ltd.
Apr. 2014	Managing Officer of Honda Motor Co., Ltd.
Apr. 2016	Senior Managing Officer of Honda Motor Co., Ltd.
Jun. 2016	Executive Vice President, Executive Officer and Representative Director of Honda Motor Co., Ltd.
Apr. 2017	Chief Operating Officer of Honda Motor Co., Ltd.
Jun. 2017	Executive Vice President and Representative Director of Honda Motor Co., Ltd.
Jun. 2021	Director, Executive Vice President and Representative Executive Officer of Honda Motor Co., Ltd.
Apr. 2022	Chairman and Director of Honda Motor Co., Ltd.
Jun. 2024	Special Advisor to Honda Motor Co., Ltd.
Jun. 2025	Outside Director of MCG (current)