Directors and Officers

Directors (as of June 26, 2026)

• 

  President and Representative Director CEO

  Terukazu Kato

  brief personal record

  President and Representative Director CEO

  Terukazu KatoAugust 26, 1963

  

  President and Representative Director CEO

  Terukazu KatoAugust 26, 1963

  1986	Joined the Company
  2001	President and Representative Director of TSUMURA USA, INC. President and Representative Director of Pacific Marketing Alliance, Inc.
  2006	Head of Public Relations Department, TSUMURA & CO.
  2007	General Manager, Head of Corporate Communications Department, TSUMURA & CO.
  2011	Director and Executive Officer, Head of Corporate Communications of the Company
  2012	President and Representative Director of the Company
  2015	President and Representative Director and President and Executive Officer, TSUMURA & CO.
  2019	President and Representative Director CEO of the Company (incumbent)

  Year of assumption of the post of Director: 2011
  Number of shares in the Company held:49,300 shares【as of March 31, 2026】

• 

  Representative Director COO

  Kei Sugii

  brief personal record

  Representative Director COO

  Kei SugiiDecember 16, 1969

  

  Representative Director COO

  Kei SugiiDecember 16, 1969

  1994	Joined Mitsubishi Petrochemical Engineering Corporation (currently Mitsubishi Chemical Engineering Corporation)
  2006	Joined Accenture Japan Ltd.
  2009	Joined the Company
  2013	Head of Logistics Planning Department
  2016	Head of SCM Planning Department
  2017	General Manager of the Company, CEO of SHENZHEN TSUMURA MEDICINE CO., LTD.
  2018	General Manager of the Company, Chairman and CEO of SHENZHEN TSUMURA MEDICINE CO., LTD.
  2020	Executive Officer, Production Division General Manager of the Company
  2022	Director Co-COO
  2026	Representative Director COO and President, Prescription Pharmaceuticals Company, TSUMURA & CO. (incumbent)

  Year of assumption of the post of Director: 2022
  Number of shares in the Company held:10,900 shares【as of March 31, 2026】

• 

  Director CTO

  Akihito Konda

  brief personal record

  Director CTO

  Akihito KondaAugust 6, 1969

  

  Director CTO

  Akihito KondaAugust 6, 1969

  1992	Joined the Company
  2010	General Manager of First Hospital Sales Department, Tokyo Regional Branch, Sales & Marketing Division, TSUMURA & CO.
  2013	General Manager of Therapeutic Area Promotion Department, Kampo Scientific Strategies Division, TSUMURA & CO.
  2017	General Manager, Head of Kampo Scientific Strategies Division, TSUMURA & CO.
  2020	Executive Officer, Head of Kampo Research & Development Division, Supervising the International Pharmaceutical Research & Development Division and Kampo Scientific Strategies Division, TSUMURA & CO.
  2024	Executive Officer, Head of Research & Development Division, Supervising the International Pharmaceutical Research & Development Division and Marketing Division, TSUMURA & CO.
  2025	CTO and Head of Research & Development Division, TSUMURA & CO.
  2026	Director CTO and Head of Research & Development Division, Research & Development Unit, Prescription Pharmaceuticals Company, TSUMURA & CO. (incumbent)

  Year of assumption of the post of Director: 2026
  Number of shares in the Company held:6,200 shares【as of March 31, 2026】

• 

  Director (Outside Director)

  Tadashi Okada

  brief personal record

  Director (Outside Director)

  Tadashi OkadaMay 1, 1956

  

  Director (Outside Director)

  Tadashi OkadaMay 1, 1956

  1979	Joined Komatsu Ltd.
  2003	Vice President of Komatsu (China) Ltd.
  2006	General Manager of Corporate Communications Department, Komatsu Ltd.
  2007	Executive Officer, General Manager of Corporate Communications Department, Komatsu Ltd.
  2008	Executive Officer, General Manager of Corporate Planning Division, Komatsu Ltd.
  2009	Executive Officer, Vice President of Industrial Machinery General Headquarters, Komatsu Ltd.
  2011	Senior Executive Officer, President of Industrial Machinery Division, Komatsu Ltd.
  2014	Senior Executive Officer, Supervising Corporate Communications, CSR, General Affairs, and Compliance of Komatsu Ltd.
  2017	Representative Director and Chairman of QUALICA Inc.
  2020	Outside Director of TSUMURA & CO. (incumbent)

  Year of assumption of the post of Director: 2020
  Number of shares in the Company held:1,500 shares【as of March 31, 2026】

• 

  Director (Outside Director)

  Mariko Eguchi

  brief personal record

  Director (Outside Director)

  Mariko EguchiMarch 13, 1966

  

  Director (Outside Director)

  Mariko EguchiMarch 13, 1966

  1988	Joined The Mitsubishi Bank, Limited (currently MUFG Bank, Ltd.)
  1999	Joined Nikko Salomon Smith Barney Limited (currently Citigroup Global Markets Japan Inc.) Vice President, Investment Banking Division
  2006	Joined UBS Securities Japan Co., Ltd., Director of Investment Banking
  2008	Director, Public Relations Division (Corporate Communications & Branding), UBS Group
  2019	Joined LaSalle Investment Management, Inc. Director, Asia Pacific Public Relations Division
  2020	Joined Aflac Life Insurance Japan Ltd. Executive Officer, Public Relations Department, Office for the Promotion of Social and Public Activities
  2024	Advisor, Aflac Life Insurance Japan Ltd. (incumbent)
  2025	Outside Director, SIGMAXYZ Holdings Inc. (incumbent)
  2025	Outside Director of TSUMURA & CO. (incumbent)

  Year of assumption of the post of Director: 2025
  Number of shares in the Company held:200 shares【as of March 31, 2026】

• 

  Director (Outside Director)

  Junichiro Nakatsuka

  brief personal record

  Director (Outside Director)

  Junichiro NakatsukaNovember 9, 1963

  

  Director (Outside Director)

  Junichiro NakatsukaNovember 9, 1963

  1986	Joined Mitsubishi Corporation
  2012	Sales General Manager, Power Systems Export Unit, Mitsubishi Corporation
  2014	General Manager, Power Systems International Department, Mitsubishi Corporation
  2017	President, Mitsubishi Corporation (Shanghai) Ltd.
  2021	Chief Representative for China, President, Mitsubishi Corporation China Co., Ltd.
  2023	President & CEO, Mitsubishi Corporation Machinery, Inc.
  2025	Director, JEE POWER Co., Ltd.(incumbent)
  2026	Outside Director of TSUMURA & CO. (incumbent)

  Year of assumption of the post of Director: 2026
  Number of shares in the Company held:400 shares【as of March 31, 2026】

• 

  Director (Outside Director)

  Kaipin Kui

  brief personal record

  Director (Outside Director)

  Kaipin KuiAugust 28, 1984

  

  Director (Outside Director)

  Kaipin KuiAugust 28, 1984

  2012	Joined Ping An Insurance (Group) Company of China, Ltd.
  2016	Joined China Ping An Insurance Overseas (Holdings) Limited
  2018	Assistant General Manager, China Ping An Insurance Overseas (Holdings) Limited
  2021	Deputy General Manager, China Ping An Insurance Overseas (Holdings) Limited (incumbent)
  2026	Outside Director of TSUMURA & CO. (incumbent)

  Year of assumption of the post of Director: 2026
  Number of shares in the Company held:0 shares【as of March 31, 2026】

• 

  Director and Full-Time Audit and Supervisory Committee Member

  Tomihiro Nagafuchi

  brief personal record

  Director and Full-Time Audit and Supervisory Committee Member

  Tomihiro NagafuchiSeptember 25, 1964

  

  Director and Full-Time Audit and Supervisory Committee Member

  Tomihiro NagafuchiSeptember 25, 1964

  1987	Joined the Company
  2014	Head of the Internal Auditing Department, TSUMURA & CO.
  2023	General Manager, TSUMURA & CO. (incumbent)

  Year of assumption of the post of Director: 2023
  Number of shares in the Company held:3,620 shares【as of March 31, 2026】

• 

  Director (Outside Director) and Audit and Supervisory Committee Member

  Akemi Mochizuki

  brief personal record

  Director (Outside Director) and Audit and Supervisory Committee Member

  Akemi MochizukiJune 10, 1954

  

  Director (Outside Director) and Audit and Supervisory Committee Member

  Akemi MochizukiJune 10, 1954

  1984	Joined Aoyama Audit Corporation
  1988	Registered as certified public accountant
  2018	Independent Director and Audit Committee Member of NSK Ltd. (incumbent)
  2018	Partner at Akahoshi Audit Corporation
  2019	Outside Director and Audit and Supervisory Committee Member of TSUMURA & CO. (incumbent)
  2021	Outside Audit and Supervisory Board Member of Asahi Kasei Corporation (incumbent)
  2022	Statutory Auditor (part-time) of SBI Holdings, Inc.

  Year of assumption of the post of Director: 2019
  Number of shares in the Company held:4,500 shares【as of March 31, 2026】

• 

  Director (Outside Director) and Audit and Supervisory Committee Member

  Chieko Tsuchiya

  brief personal record

  Director (Outside Director) and Audit and Supervisory Committee Member

  Chieko TsuchiyaJanuary 27, 1971

  

  Director (Outside Director) and Audit and Supervisory Committee Member

  Chieko TsuchiyaJanuary 27, 1971

  1993	Joined Citibank, N.A.
  2001	Registered as an attorney at law Joined Law Offices of Hideyuki Sakai (Bingham Sakai Mimura Aizawa (foreign law joint enterprise) )
  2006	Registered as an attorney in New York State
  2012	Legal Officer, International Atomic Energy Agency (IAEA)
  2015	Joined Anderson Mori & Tomotsune
  2016	Part-time Judge of Tokyo Family Court (Domestic Relations Conciliator)
  2019	Special Counsel, Anderson Mori & Tomotsune (incumbent)
  2021	Consultant, Tilleke & Gibbins International Ltd. (Thailand)
  2025	Outside Director, Audit and Supervisory Committee Member, MICRONICS JAPAN CO., LTD. (incumbent)
  2025	Outside Director and Audit and Supervisory Committee Member of TSUMURA & CO. (incumbent)

  Year of assumption of the post of Director: 2025
  Number of shares in the Company held:0 shares【as of March 31, 2026】

Executive Officers (as of April 1, 2026)