Directors

As of June 19, 2026

Director Kazuya Oyama

(June 7, 1965)

April 1988

Joined Sumitomo Trust & Banking Co. Ltd.

April 2015

Appointed Executive Officer, General Manager (Bucho) of Corporate Business Department IV, Tokyo of SuMi TRUST Bank

January 2016

Appointed Executive Officer, General Manager (Shukan) of Human Resources Department of SuMi TRUST Group
Appointed Executive Officer, General Manager (Shukan) of Human Resources Department of SuMi TRUST Bank

April 2016

Appointed Executive Officer, General Manager (Bucho) of Human Resources Department of SuMi TRUST Group
Appointed Executive Officer, General Manager (Bucho) of Human Resources Department of SuMi TRUST Bank

April 2017

Appointed Managing Executive Officer, General Manager (Bucho) of Corporate Planning Department of SuMi TRUST Group
Appointed Managing Executive Officer, General Manager (Bucho) of Corporate Planning Department of SuMi TRUST Bank

June 2017

Appointed Executive Officer, General Manager (Bucho) of Corporate Planning Department of SuMi TRUST Group

April 2019

Appointed Managing Executive Officer of SuMi TRUST Group
Appointed Director, Managing Executive Officer of SuMi TRUST Bank

April 2021

Appointed Executive Officer of SuMi TRUST Group
Appointed Director, President of SuMi TRUST Bank

June 2021

Appointed Director, Executive Officer of SuMi TRUST Group

June 2025

Appointed Executive Officer of SuMi TRUST Group

April 2026

Appointed President Executive Officer of SuMi TRUST Group
Appointed Director of SuMi TRUST Bank (Current Position)

June 2026

Appointed Director, President of SuMi TRUST Group (Current Position)

Director Masanori Watanabe

(May 26, 1967)

April 1991

Joined Sumitomo Trust & Banking Co. Ltd.

April 2023

Appointed Executive Officer, General Manager (Bucho) of Financial Planning Department of SuMi TRUST Group
Appointed Executive Officer, General Manager (Bucho) of Financial Planning Department of SuMi TRUST Bank

April 2025

Appointed Managing Executive Officer, Executive Officer, General Manager (Bucho) of Financial Planning Department of SuMi TRUST Group
Appointed Managing Executive Officer, General Manager (Bucho) of Financial Planning Department of SuMi TRUST Bank

April 2026

Appointed Managing Executive Officer of SuMi TRUST Group
Appointed Director, Managing Executive Officer of SuMi TRUST Bank (Current Position)

June 2026

Appointed Director, Managing Executive Officer of SuMi TRUST Group (Current Position)

Director Chikako Matsumoto

(January 8, 1963)

August 1994

Joined the Inter-American Development Bank

November 1999

Appointed Senior Financial Officer of the Inter-American Development Bank (Financial Planning)

November 2001

Appointed Senior Financial Officer of the World Bank (Financial Planning and Risk Management)

March 2014

Retired from her position as Senior Financial Officer of the World Bank (Financial Planning and Risk Management)

November 2018

Appointed Associate Partner of Climate Change and Sustainability Services, Ernst & Young ShinNihon LLC

October 2020

Joined SuMi TRUST Bank

April 2022

Appointed Executive Officer, General Manager (Bucho) of ESG Solution Planning and Promotion Department of SuMi TRUST Bank

April 2023

Appointed Executive Officer of SuMi TRUST Group

April 2024

Appointed Managing Executive Officer of SuMi TRUST Group
Appointed Managing Executive Officer of SuMi TRUST Bank (Current Position)

June 2025

Appointed Director, Managing Executive Officer of SuMi TRUST Group (Current Position)

Director Toru Takakura

(March 10, 1962)

April 1984

Joined Sumitomo Trust & Banking Co. Ltd.

June 2010

Appointed Executive Officer, Head Office Executive, General Manager (Bucho) of Integration Promotion Department of Sumitomo Trust & Banking Co. Ltd.

April 2012

Appointed Managing Executive Officer of SuMi TRUST Group
Appointed Director, Managing Executive Officer of SuMi TRUST Bank

July 2013

Appointed Managing Executive Officer, General Manager (Bucho) of Corporate Planning Department of SuMi TRUST Group
Appointed Director, Managing Executive Officer, General Manager (Bucho) of Corporate Planning Department of SuMi TRUST Bank

January 2014

Appointed Managing Executive Officer of SuMi TRUST Group
Appointed Director, Managing Executive Officer of SuMi TRUST Bank

April 2017

Appointed Senior Managing Executive Officer of SuMi TRUST Group
Appointed Director, Senior Managing Executive Officer of SuMi TRUST Bank

June 2017

Appointed Director, Senior Managing Executive Officer of SuMi TRUST Group

June 2019

Appointed Executive Officer of SuMi TRUST Group

April 2021

Appointed President Executive Officer of SuMi TRUST Group
Appointed Director of SuMi TRUST Bank

June 2021

Appointed Director, President Executive Officer of SuMi TRUST Group

March 2026

Retired from his position as Director of SuMi TRUST Bank

April 2026

Appointed Director (Kaicho) of SuMi TRUST Group (Current Position)

Director Kouichi Kato

(January 19, 1966)

April 1990

Joined The Mitsui Trust and Banking Company, Limited

April 2019

Appointed Executive Officer, General Manager (Bucho) of Corporate Business Department V, Tokyo of SuMi TRUST Bank

April 2022

Appointed Managing Executive Officer of SuMi TRUST Bank

June 2024

Retired from his position as Managing Executive Officer of SuMi TRUST Bank
Appointed Director of SuMi TRUST Group (Current Position)

Director (Outside Director)
Chairperson of the Audit Committee
Kaoru Kashima

(January 20, 1958)

November 1981

Joined Showa Audit Corporation (currently, Ernst & Young ShinNihon LLC ("EY"))

April 1985

Registered as certified public accountant

June 1996

Appointed Partner of Showa Ota & Co. (currently, EY)

June 2002

Appointed Senior Partner of ShinNihon & Co. (currently, EY)

September 2010

Appointed Managing Director in charge of Corporate Culture Promotion Office and Public Relations Office of EY

July 2012

Appointed Managing Director, General Manager of Knowledge Headquarters of EY

July 2013

Appointed Representative Director of Ernst & Young Institute Co., Ltd.

February 2016

Retired from her position as Managing Director, General Manager of Knowledge Headquarters of EY

August 2016

Retired from her position as Representative Director of Ernst & Young Institute Co., Ltd.

June 2019

Retired from her position as Senior Partner of EY
Appointed Outside Audit & Supervisory Board Member of NIPPON TELEGRAPH AND TELEPHONE CORPORATION (currently, NTT, Inc. ("NTT"))
Appointed Outside Director of SuMi TRUST Bank

March 2020

Appointed Outside Audit & Supervisory Board Member of Kirin Holdings Company, Limited (Current Position)

June 2021

Retired from her position as Outside Director of SuMi TRUST Bank
Appointed Director of SuMi TRUST Group (Current Position)

June 2025

Appointed Outside Director of NTT (Current Position)

Director (Outside Director) Tomonori Ito

(January 9, 1957)

April 1979

Joined The Bank of Tokyo, Ltd. (currently, MUFG Bank, Ltd.)

March 1995

Joined Union Bank of Switzerland (currently, UBS)

April 2011

Appointed Specially Appointed Professor of the Graduate School of International Corporate Strategy of Hitotsubashi University

May 2012

Appointed Outside Director of PARCO CO., LTD.

October 2012

Appointed Professor of the Graduate School of International Corporate Strategy of Hitotsubashi University

July 2013

Appointed Outside Corporate Auditor of Ain Pharmaciez Inc.

June 2014

Appointed Outside Director of Aozora Bank, Ltd.

July 2015

Retired from his position as Outside Corporate Auditor of Ain Pharmaciez Inc.

June 2016

Appointed Outside Director of Electric Power Development Co., Ltd. (“EPD”) (Current Position)

April 2018

Appointed Professor of the Graduate School of Business Administration of Hitotsubashi University

May 2019

Retired from his position as Outside Director of PARCO CO., LTD.

April 2020

Appointed Specially Appointed Professor of the Graduate School of Business Administration of Hitotsubashi University

August 2021

Retired from his position as Specially Appointed Professor of the Graduate School of Business Administration of Hitotsubashi University

September 2021

Appointed Professor of the Institute of Business and Finance of Waseda University (Current Position)

April 2022

Appointed Specially Appointed Professor of the Institute for International Academic Research of Kyoto University of Advanced Science (Current Position)

June 2022

Appointed Outside Director of Mitsui Sumitomo Insurance Company, Limited (Current Position)

June 2023

Retired from his position as Outside Director of Aozora Bank, Ltd.
Appointed Director of SuMi TRUST Group (Current Position)

Director (Outside Director)
Chairperson of the Nominating Committee
Hajime Watanabe

(October 31, 1958)

April 1981

Joined The Japan Development Bank (currently, Development Bank of Japan Inc. (“DBJ”))

June 2009

Appointed Executive Officer, General Manager of Corporate Planning Department of DBJ

June 2011

Appointed Director, Managing Executive Officer of DBJ

June 2015

Appointed Deputy President of DBJ

June 2018

Appointed President and CEO of DBJ

June 2022

Appointed Adviser to DBJ

January 2023

Appointed Adviser to DBJ REAL ESTATE Co., Ltd.

April 2023

Appointed Chairman of Japan Economic Research Institute Inc. (Current Position)

June 2023

Appointed Outside Corporate Auditor of Japan Freight Railway Company (Current Position)
Appointed Director of SuMi TRUST Group (Current Position)
Retired from his position as Adviser to DBJ
Retired from his position as Adviser to DBJ REAL ESTATE Co., Ltd.

June 2024

Appointed Outside Auditor of TOKYU CORPORATION (Current Position)

July 2024

Appointed Outside Director of Fukoku Mutual Life Insurance Company (Current Position)

Director (Outside Director) Hirokazu Fujita

(May 12, 1956)

April 1980

Joined Tokio Marine & Fire Insurance Co., Ltd. (currently, Tokio Marine & Nichido Fire Insurance Co., Ltd. (“TMN”))

August 1988

Completed course at University of Southern California (MBA)

June 2011

Appointed Executive Officer and General Manager of Corporate Accounting Dept. of TMN
Appointed Executive Officer and General Manager of Corporate Accounting Dept. of Tokio Marine Holdings, Inc. (“TMH”)

June 2012

Appointed Managing Director of TMN
Appointed Managing Director of TMH

April 2016

Appointed Managing Director and Chief Investment Officer (CIO) of TMH

April 2017

Appointed Senior Managing Director and Chief Investment Officer (CIO) of TMH
Appointed Senior Managing Director of TMN

June 2020

Retired from his position as Senior Managing Director of TMN
Appointed Audit & Supervisory Board Member (Full-Time) of TMH

November 2020

Executive Director of The Japan Audit & Supervisory Board Members Association

June 2024

Retired from his position as Audit & Supervisory Board Member (Full-Time) of TMH
Retired from his position as Executive Director of The Japan Audit & Supervisory Board Members Association
Appointed Director of SuMi TRUST Group (Current Position)

Director (Outside Director) Kazuo Sakakibara

(August 6, 1958)

April 1984

Public Prosecutor of Sapporo District Public Prosecutors Office

February 2018

Superintending Prosecutor of Fukuoka High Public Prosecutors Office

January 2020

Superintending Prosecutor of Osaka High Public Prosecutors Office

July 2021

Retired from his position as Superintending Prosecutor of Osaka High Public Prosecutors Office

October 2021

Registered as an attorney-at-law

November 2021

Appointed Of Counsel of Anderson Mori & Tomotsune (Current Position)

April 2022

Appointed Auditor of Tokyo Dental College (Current Position)

June 2022

Appointed Member of the Board of Governors of Japan Broadcasting Corporation (“NHK”)
Appointed Outside Company Auditor of Takasago Thermal Engineering Co., Ltd. (“TTE”)

June 2023

Appointed Outside Director of TTE (Current Position)
Appointed Outside Director of SuMi TRUST Bank

March 2024

Appointed Acting Chairman of the Board of Governors of NHK (Current Position)

June 2024

Retired from his position as Outside Director of SuMi TRUST Bank
Appointed Director of SuMi TRUST Group (Current Position)

Director (Outside Director)
Chairperson of the Board of Directors
Hideki Kobori

(February 2, 1955)

April 1978

Joined ASAHI CHEMICAL INDUSTRY CO., LTD. (currently, ASAHI KASEI CORPORATION (“AKC”))

April 2008

Appointed Director, Senior Executive Officer of Asahi Kasei Microdevices Corporation (“AKM”)

April 2009

Appointed Director, Primary Executive Officer of AKM

April 2010

Appointed President & Representative Director, Presidential Executive Officer of AKC

April 2012

Appointed Senior Executive Officer of AKC

June 2012

Appointed Director, Senior Executive Officer of AKC

April 2014

Appointed Representative Director, Primary Executive Officer of AKC

April 2016

Appointed President & Representative Director, Presidential Executive Officer of AKC

April 2022

Appointed Chairman & Representative Director of AKC

June 2022

Appointed Vice Chair of KEIDANREN (Japan Business Federation)

April 2023

Appointed Chairman & Director of AKC (Current Position)

June 2023

Appointed Outside Director of Nomura Research Institute, Ltd. (Current Position)
Appointed Outside Director of SEIKO GROUP CORPORATION (Current Position)

June 2024

Appointed Outside Director of Japan Investment Corporation (Current Position)

June 2026

Retired from his position as Vice Chair of KEIDANREN (Japan Business Federation)

June 2026

Appointed Director of SuMi TRUST Group (Current Position)

Director (Outside Director)
Chairperson of the Compensation Committee
Etsuko Kobayashi

(July 18, 1961)

April 1985

Joined Citibank, N.A., Tokyo Branch

February 1994

Joined Goldman Sachs Japan Limited

October 2000

Joined Goldman Sachs Asset Management Co., Ltd. (“GSAM”)

June 2012

Appointed Director, General Manager of Sales Division of GSAM

April 2015

Appointed Senior Managing Director, General Manager of Sales Division of GSAM

February 2022

Appointed Representative Director, President of GSAM

January 2024

Appointed Representative Director, Chairperson of GSAM

March 2024

Retired from her position as Representative Director, Chairperson of GSAM

June 2025

Appointed Outside Director of Nissay Asset Management Corporation (Current Position)
Appointed Outside Director of SuMi TRUST Bank

March 2026

Appointed Outside Audit & Supervisory Board Member of Yamaha Motor Co., Ltd. (Current Position)

June 2026

Retired from her position as Outside Director of SuMi TRUST Bank
Appointed Director of SuMi TRUST Group (Current Position)

Director (Outside Director) Satoko Shisai

(November 11, 1963)

April 1986

Joined IBM Japan, Ltd. (“IBMJ”)

April 2009

Appointed Executive Officer, Government Cluster of IBMJ

October 2015

Appointed Executive Officer, Head of Security Business Division of IBMJ

January 2018

Appointed Executive Officer, Head of Enterprise Business Division and Government Systems Division of IBMJ

April 2019

Retired from her position as Executive Officer, Head of Enterprise Business Division and Government Systems Division of IBMJ

May 2019

Appointed Vice President, Head of IT Supervisory Div. of CHUGAI PHARMACEUTICAL CO., LTD. (“CPC”)

October 2019

Appointed Vice President, Head of Digital & IT Supervisory Div. of CPC

April 2022

Appointed Executive Vice President, Head of Digital Transformation Unit of CPC
Appointed Outside Director of Panasonic Connect Co., Ltd.

December 2023

Appointed Outside Director of Mitsubishi Research Institute, Inc. (Current Position)

March 2024

Retired from her position as Executive Vice President, Head of Digital Transformation Unit of CPC

April 2024

Appointed Representative of AISHIS CONSULTING., Inc. (Current Position)

June 2024

Appointed Outside Director of Nippon Yusen Kabushiki Kaisha (Current Position)
Appointed Outside Director of The Nisshin OilliO Group, Ltd. (Current Position)

June 2025

Retired from her position as Outside Director of Panasonic Connect Co., Ltd.

June 2026

Appointed Director of SuMi TRUST Group (Current Position)

  • *1Ms. Kaoru Kashima, Mr. Tomonori Ito, Mr. Hajime Watanabe, Mr. Hirokazu Fujita, Mr. Kazuo Sakakibara, Mr. Hideki Kobori, Ms. Etsuko Kobayashi and Ms. Satoko Shisai are outside directors defined in Article 2, Item 15 of the Companies Act.
  • *2All eight outside directors are independent directors required by Tokyo Stock Exchange, Inc.
  • *3“Sumitomo Mitsui Trust Group, Inc.” is referred to as “SuMi TRUST Group” in this page.
  • *4“Sumitomo Mitsui Trust Bank, Limited” is referred to as “SuMi TRUST Bank” in this page.
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