Birth Date: July 10, 1950

1974 Joined Sumitomo Chemical Co., Ltd.
2000 General Manager, Corporate Planning & Coordination Office
2003 Executive Officer
2006 Managing Executive Officer
2008 Representative Director & Managing Executive Officer
2009 Representative Director & Senior Managing Executive Officer
2011 Representative Director & President
2019 Chairman of the Board (current)

Birth Date: October 11, 1957

1982 Joined Sumitomo Chemical Co., Ltd.
2004 General Manager, Planning & Coordination Office, IT-related Chemicals Sector
2010 Executive Officer
2013 Managing Executive Officer
2018 Senior Managing Executive Officer
2018 Representative Director & Senior Managing Executive Officer
2019 Representative Director & President (current)

Birth Date: July 23, 1958

1982 Joined Sumitomo Chemical Co., Ltd.
2005 Rabigh Refining and Petrochemical Company
2010 Executive Officer
2013 Managing Executive Officer
2017 Representative Director & Managing Executive Officer
2018 Representative Director & Senior Managing Executive Officer (current)

Important Concurrent Post
2016 Deputy Chairman, Rabigh Refining and Petrochemical Company (current)

Birth Date: August 3, 1960

1985 Joined Sumitomo Chemical Co., Ltd.
2011 General Manager, Planning & Coordination Office, IT-related Chemicals Sector
2013 Executive Officer
2017 Managing Executive Officer
2019 Representative Director & Managing Executive Officer
2021 Representative Director & Senior Managing Executive Officer (current)

Birth Date: August 2, 1957

1983 Joined Sumitomo Chemical Co., Ltd.
2009 General Manager, Battery Materials Division
2015 Associate Officer
2016 Executive Officer
2018 Managing Executive Officer
2019 Representative Director & Managing Executive Officer
2021 Representative Director & Senior Managing Executive Officer (current)

Birth Date: August 4, 1960

1985 Joined Sumitomo Chemical Co., Ltd.
2013 General Manager, Intellectual Property Dept.
2014 Associate Officer
2015 Executive Officer
2018 Managing Executive Officer
2020 Representative Director & Managing Executive Officer
2021 Representative Director & Senior Managing Executive Officer (current)

Important Concurrent Post
2020 Chairman, Valent U.S.A. LLC (current)
2020 Chairman, Valent BioSciences LLC (current)

Birth Date: August 5, 1956

1982 Joined Sumitomo Chemical Co., Ltd.
2006 Director, Process & Production Technology Center
2008 Associate Officer
2009 Executive Officer
2011 Managing Executive Officer
2016 Senior Managing Executive Officer
2016 Representative Director & Senior Managing Executive Officer
2018 Director & Senior Managing Executive Officer
2019 Director & Executive Vice President (current)

Birth Date: March 5, 1958

1981 Joined Sumitomo Chemical Co., Ltd.
2009 General Manager, General Affairs Dept.
2010 Executive Officer
2013 Managing Executive Officer
2018 Senior Managing Executive Officer
2018 Director & Senior Managing Executive Officer (current)

Important Concurrent Post
2017 Director, Sumitomo Seika Chemicals Co., Ltd. (current)

Birth Date: October 3, 1958

1983 Joined Sumitomo Chemical Co., Ltd.
2010 Rabigh Refining and Petrochemical Company
2012 Executive Officer
2016 Managing Executive Officer
2019 Senior Managing Executive Officer
2019 Director & Senior Managing Executive Officer (current)

Important Concurrent Post
2016 Director, Rabigh Refining and Petrochemical Company (current)

Birth Date: April 21, 1940

1963 Joined Asahi Breweries, Ltd.
2002 Representative Director & President & COO, Asahi Breweries, Ltd.
2006 Representative Director & Chairman & CEO, Asahi Breweries, Ltd.
2010 Advisor, Asahi Breweries, Ltd.
2011 Outside Corporate Auditor, Sumitomo Chemical Co., Ltd.
2011 Advisor, Asahi Group Holdings, Ltd.
2015 Outside Director, Sumitomo Chemical Co., Ltd. (current)
2021 Senior Alumni, Asahi Group Holdings, Ltd. (current)

Birth Date: July 13, 1945

1971 Joined Sumitomo Metal Industries, Ltd.
2005 Representative Director & President, Sumitomo Metal Industries, Ltd.
2012 Representative Director & President & COO, Nippon Steel & Sumitomo Metal Corporation
2014 Representative Director & Vice Chairman, Nippon Steel & Sumitomo Metal Corporation
2015 Director & Advisor, Nippon Steel & Sumitomo Metal Corporation
2015 Outside Director, Sumitomo Chemical Co., Ltd. (current)
2016 Outside Director, Japan Nuclear Fuel Limited (current)
2020 Senior Advisor, Nippon Steel Corporation (current)
2020 Outside Director, The Kansai Electric Power Co., Inc. (current)

Birth Date: December 19, 1951

1993 Professor, Faculty of Economics, The University of Tokyo
1996 Professor, Graduate School of Economics, The University of Tokyo
2007 Dean, Graduate School of Economics, Faculty of Economics, The University of Tokyo
2015 Outside Director, East Japan Railway Company (current)
2016 Professor, Faculty of International Social Sciences, Gakushuin University (current)
2016 Outside Corporate Auditor, Hagoromo Foods Corporation (current)
2018 Outside Director, The Shizuoka Bank, Ltd. (current)
2018 Outside Director, Sumitomo Chemical Co., Ltd. (current)

Birth Date: December 28, 1955

1978 Joined Ministry of Labour (Currently Ministry of Health Labour and Welfare)
2005 Counsellor for Policy Evaluation, Minister’s Secretariat of Ministry of Health Labour and Welfare
2006 Deputy Director-General, Equal Employment, Children and Families Bureau of Ministry of Health Labour and Welfare
2008 Director-General, Equal Employment, Children and Families Bureau of Ministry of Health Labour and Welfare
2010 Director-General for Policies on Cohesive Society, Cabinet Office
2012 Director-General, Social Welfare and War Victims’ Relief Bureau of Ministry of Health Labour and Welfare
2013 Vice Minister, Health Labour and Welfare of Ministry of Health Labour and Welfare
2015 Retired from Ministry of Health Labour and Welfare
2016 Outside Director, ITOCHU Corporation (current)
2018 Outside Director, Sumitomo Chemical Co., Ltd. (current)
2019 Outside Director, Sompo Holdings, Inc. (current)

Birth Date: October 29, 1956

1979 Joined Sumitomo Chemical Co., Ltd.
2002 General Manager, Finance & Accounting Office
2007 Executive Officer
2009 Managing Executive Officer
2014 Senior Managing Executive Officer
2014 Representative Director & Senior Managing Executive Officer
2018 Director & Senior Managing Executive Officer
2019 Director
2019 Corporate Auditor (current)

Birth Date: March 2, 1956

1980 Joined Sumitomo Chemical Co., Ltd.
2012 General Manager, Planning & Coordination Office, Rabigh Project & General Manager, Planning & Coordination Office, Petrochemicals & Plastics Sector
2015 Corporate Auditor (current)

Birth Date: June 26, 1949

1975 Prosecutor
2010 Superintending Prosecutor of the Fukuoka High Public Prosecutors Office
2012 Retirement as Prosecutor
2012 Registration of Attorneys (current)
2013 Outside Corporate Auditor, Sumitomo Chemical Co., Ltd. (current)
2019 Outside Director, Sumitomo Mitsui Trust Holdings, Inc. (current)

Birth Date: September 17, 1951

1978 Registered as a certified public accountant (current)
2008 CEO of Ernst & Young ShinNihon LLC
2014 Left Ernst & Young ShinNihon LLC
2015 Outside Corporate Auditor, Sumitomo Chemical Co., Ltd. (current)
2015 Outside Corporate Auditor, Mitsui Fudosan Co., Ltd. (current)
2016 Outside Corporate Auditor, Sumitomo Corporation (current)

Birth Date: June 14, 1949

1973 Joined Bank of Japan
1998 General Manager, Sapporo Branch of Bank of Japan
2000 Resigned as General Manager, Sapporo Branch of bank of Japan
2000 Executive Director, Osaka Securities Exchange (Currently Japan Exchange Group, Inc.)
2003 President & CEO, Osaka Securities Exchange Co., Ltd.
2013 Director & Representative Executive Officer, Group COO, Japan Exchange Group, Inc. Director, Tokyo Stock Exchange, Inc.
2015 Resigned as Director & Representative Executive Officer, Group COO, Japan Exchange Group, Inc. Resigned as Director, Tokyo Stock Exchange, Inc.
2018 Outside Director, Asahi Broadcasting Group Holdings Corporation (current)
2018 Outside Corporate Auditor, Sumitomo Chemical Co., Ltd. (current)
2020 Outside Director, Toyo Tire Corporation (current)