J-POWER EPDC

Directors

Representative Director Chairman

Toshifumi Watanabe

Toshifumi Watanabe

Representative Director Chairman (March 10, 1955)

Career and Biography

June 2023 Representative Director Chairman
April 2019 Representative Director President and Chief Executive Officer
June 2016 Representative Director President
June 2013 Executive Vice President and Representative Director
June 2012 Director and Executive Managing Officer
June 2009 Executive Managing Director
June 2006 Director
June 2004 Department Director of Corporate Planning & Administration Dept.
October 2002 Department Director of Corporate Planning & Administration Dept. and Office Director of Privatization Office, Corporate Planning & Administration Dept. (Japanese name changed; English name unchanged)
April 2002 Department Director of Corporate Planning & Administration Dept. and Office Director of Privatization Office, Corporate Planning & Administration Dept.
April 1977 Joined the Company

Representative Director President (Chief Executive Officer)

Hideaki Kato

Hideaki Kato

Director (September 28, 1966)

Career and Biography

April 2026 Representative Director President and Chief Executive Officer
June 2024 Director, Executive Managing Officer
April 2023 Executive Managing Officer
April 2022 Executive Managing Officer Department Director of Corporate Planning & Administration Dept.
April 2021 Executive Officer Department Director of Corporate Planning & Administration Dept.
June 2017 Department Director of Corporate Planning & Administration Dept.
April 1989 Joined Electric Power Development Co., Ltd.

Representative Director (Executive Vice President)

Yoshikazu Shimada

Yoshikazu Shimada

Director (May 16 1957)

Career and Biography

June 2024 Representative Director, Executive Vice President
April 2023 Director and Executive Vice President
June 2020 Director and Executive Managing Officer
June 2017 Executive Managing Officer
June 2015 Executive Officer, Department Director of Civil & Architectural Engineering Dept.
June 2012 Department Director of Civil & Architectural Engineering Dept.
April 1982 Joined the Company

Directors (Executive Vice Presidents)

Osamu Hagiwara

Osamu Hagiwara

Director (December 11, 1960)

Career and Biography

June 2022 Director and Executive Vice President
April 2020 Executive Managing Officer
Department Deputy Director of Nuclear Power Business (current)
April 2019 Executive Officer
June 2018 Executive Officer
Director of Ohma Nuclear Power Station Construction Office, Ohma General Management Dept.
Department Deputy Director of Ohma General Management Dept.
June 2016 Director of Ohma Nuclear Power Station Construction Office, Ohma General Management Dept.
Department Deputy Director of Ohma General Management Dept.
April 1984 Joined the Company
Ryoji Sekine

Ryoji Sekine

Director (October 16, 1962)

Career and Biography

June 2024 Director, Executive Vice President
June 2023 Director and Executive Managing Officer
April 2023 Executive Managing Officer
Department Director of International Business
April 2022 Executive Managing Officer
Department Deputy Director of International Business
April 2020 Executive Managing Officer
Department Deputy Director of Energy Business
June 2018 Executive Officer
Department Director of Energy Planning Dept.
Department Deputy Director of Energy Business
October 2015 Department Director of Energy Planning Dept.
June 2013 Director of East Regional Headquarters, Hydropower Dept.
January 2001 Joined Electric Power Development Co., Ltd.
April 1985 Joined The Long-Term Credit Bank of Japan, Ltd.
Shoichi Echigo

Shoichi Echigo

Director (January 31, 1963)

Career and Biography

June 2026 Director and Executive Vice President (current)
April 2022 Executive Managing Officer
April 2020 Executive Officer
April 2019 Department Director of Personnel & Employee Relations Dept.
June 2015 Department Director of Accounting & Finance Dept.
April 1987 Joined Electric Power Development Co., Ltd.
March 1987 Graduated from the Faculty of Law, The University of Tokyo.
Jun Harada

Jun Harada

Director (July 2, 1964)

Career and Biography

June 2026 Director and Executive Vice President (current)
April 2023 Executive Managing Officer
April 2021 Executive Officer; Department Director of International Business Development Dept.
April 2020 Department Director of International Business Development Dept.
July 2018 Chairman, J-POWER USA Development Co., Ltd.
June 2016 Department Director of International Business Management Dept.
February 1995 Joined Electric Power Development Co., Ltd.
April 1988 Joined Diamond Lease Co., Ltd.
March 1988 Graduated from the School of Political Science and Economics, Waseda University

Directors (Executive Managing Officers)

Kazuo Kato

Kazuo Kato

Director (September 27, 1965)

Career and Biography

June 2026 Director and Executive Managing Officer (current)
April 2024 Executive Managing Officer
April 2022 Executive Officer; Department Director of Hydropower Dept.
April 2021 Department Director of Hydropower Dept.
April 1990 Joined Electric Power Development Co., Ltd.
March 1990 Graduated from the Graduate School of Engineering, Hokkaido University

Directors

Takashi Yokomizo

Takashi Yokomizo

Outside Director (November 2, 1950)

Career and Biography

June 2023 Director and Executive Managing Officer
May 2015 Director, Japan Bar Association
May 2014 Executive Director, Japan Law Foundation
Director, Chuo University
June 2014 Director, Maeda Road Construction Co.,Ltd
January 2014 Member of the Fiscal System Council of the Ministry of Finance
(national property)
April 2013 Vice Chairman, Japan Federation of Bar Associations
January 2013 Chairman, Dai-ichi Tokyo Bar Association
April 2008 Partner Lawyer, Sunrise Law Office (current)
April 2005 Standing Director, Japan Federation of Bar Associations
Vice Chairman, Dai-ichi Tokyo Bar Association
December 2002 Member of the Committee for the Bar Examination of the Ministry of Justice
April 1997 Professor of The Legal Training and Research Institute of the Supreme Court of Japan
April 1978 Registered as an attorney (Joined Dai-ichi Tokyo Bar Association)
Akiko Murai

Akiko Murai

Outside Director (December 15, 1958)

Career and Biography

June 2026 Director, Electric Power Development Co., Ltd. (current)
April 2025 Adjunct Professor, Graduate School of Management, Kyoto University (current)
April 2021 Adjunct Associate Professor, Graduate School of Management, Kyoto University
May 2020 Director, Phoenixi Co., Ltd (current)
October 2017 Associate Professor, Graduate School of Management, Kyoto University
August 1998 Joined World Bank Group Headquarters, Washington, D.C.
November 1996 Joined United Nations Children’s Fund (UNICEF) Headquarters, New York
October 1992 Joined Credit Suisse Trust Bank (Japan), Ltd., Tokyo Branch
October 1987 Joined Asia Investment Banking Group, Citibank, N.A. (Citicorp), New York Head Office
November 1986 Joined United Nations Population Fund (UNFPA) Headquarters, New York
November 1984 Joined United Nations Development Programme (UNDP) Representation Office in Brazil
May 2005 Graduated from the Fletcher School of Law and Diplomacy, Tufts University
March 1982 Graduated from the Faculty of Law, Sophia University
Keisuke Sadamori

Keisuke Sadamori

Outside Director (January 23, 1961)

Career and Biography

June 2026 Director, Electric Power Development Co., Ltd. (current)
September 2012 Director of the Office for Energy Markets and Security, IEA
September 2011 Deputy Director-General for Policy Coordination, Minister’s Secretariat, METI
January 2011 Director, Phoenixi Co., Ltd (current)
August 2009 Deputy Director-General for Trade Policy, Trade Policy Bureau, METI
July 2008 Director of International Energy Negotiations, Minister’s Secretariat, the Ministry of Economy, Trade and Industry (METI)
April 1983 Joined the Ministry of the International Trade and Industry (MITI)
June 1990 Graduated from the Woodrow Wilson School of Public and International Affairs, Princeton University
March 1983 Graduated from the Faculty of Law, The University of Tokyo

Director, Audit & Supervisory Committee Members

Hideo Kimura

Hideo Kimura

Director
Audit & Supervisory Committee Member (October 26, 1961)

Career and Biography

June 2024 Director, Audit & Supervisory Committee Member
June 2022 Electric Power Development Co., Ltd. Audit & Supervisory Executive Officer
April 2020 J-POWER Transmission Network Co., Ltd. Director, Executive Managing Officer
April 2019 Executive Officer
June 2018 Executive Senior Advisor (Responsible for matters related to HR utilization) Department Director of Personnel & Employee Relations Dept.
June 2015 Department Director of Personnel & Employee Relations Dept.
April 1985 Joined Electric Power Development Co., Ltd.
March 1985 Graduated from the School of Economics, Tohoku University
Takashi Miyahara

Takashi Miyahara

Outside Director (July 17, 1963)

Career and Biography

June 2026 Director, Audit & Supervisory Committee Member, Electric Power Development Co., Ltd. (current)
January 2021 Executive Director for Japan, World Bank Group
July 2020 President, Policy Research Institute, MOF
July 2019 Senior Deputy Director-General of the International Bureau, MOF
July 2017 Deputy Director-General of the International Bureau, Minister’s Secretariat, MOF
July 2004 Chief Personnel Inspector, Secretarial Division, Minister’s Secretariat, MOF and Director, Office of Personnel Planning, Secretarial Division, Minister’s Secretariat, MOF
July 2000 Seconded to World Bank Group
April 1986 Joined the Ministry of Finance (MOF)
June 1990 Graduated from the Harvard John F. Kennedy School of Government
March1986 Graduated from the Faculty of Law, The University of Tokyo
Kimiko Oga

Kimiko Oga

Outside Director
Audit & Supervisory Committee Member (October 1, 1953)

Career and Biography

June 2022 Outside Director
Audit & Supervisory Committee Member (current)
June 2021 Outside Audit & Supervisory Board Member of the Company
June 2020 Outside Audit & Supervisory Board Member, ALCONIX Corporation
March 2020 Outside Director, Audit & Supervisory Committee Member, BroadBand Tower, Inc. (current)
June 2019 Outside Director, SKY Perfect JSAT Holdings Inc. (current)
June 2013 Audit & Supervisory Board Member, Nippon Telegraph and Telephone West Corporation
July 2007 Representative Director and Managing Director of NTT Learning Systems Corporation
July 2005 Deputy General Manager, Tokyo Branch, Nippon Telegraph and Telephone East Corporation and President & Representative Director, NTT East - Tokyo Chuo Corporation
July 2004 Executive Manager, Customer Equipment Department, Nippon Telegraph and Telephone East Corporation
April 1991 Senior Manager, Marketing Division, Service Development Department, Nippon Telegraph and Telephone Corporation
April 1977 Joined Nippon Telegraph and Telephone Public Corporation
Shizuo Abe

Shizuo Abe

Outside Director
Audit & Supervisory Committee Member (May 1, 1959)

Career and Biography

June 2024 Director, Audit & Supervisory Committee Member of Electric Power Development Co., Ltd.
April 2019 Director, BluE Nexus Corporation
January 2019 Executive Advisor of AISIN CORPORATION
June 2012 Director of Primearth EV Energy Co., Ltd.
April 2012 Executive General Manager
Field General Manager of Hybrid Vehicle Engineering Field
June 2008 General Manager of Hybrid Vehicle Engineering Management Div.
April 2006 General Manager of Hybrid Vehicle Advanced Technology Engineering Div.
April 1982 Joined TOYOTA MOTOR CORPORATION
March 1982 Graduated from the School of Engineering, Kyoto University

Executive Officer System

President and Chief Executive Officer Hideaki Kato
Executive Vice President Yoshikazu Shimada, Osamu Hagiwara, Ryoji Sekine, Shoichi Echigo, Jun Harada
Executive Managing Officer Kazuo Kato, Tetsuaki Mori, Koji Shirato, Atsushi Sudo, Tatsuhiro Tanaka, Shigeru Morimoto, Kenjiro Hokamura, Takenori Iwasaki, Fumihiko Saito, Toshihiro Ikeda
Executive Officer Status Kenji Morita, Yukihiro Ikeguchi, Toshiya Kawai, Yasushi Ishida, Hideaki Sagara
Executive Officer Sumie Nakayama, Yasushi Akahoshi, Shingo Koizumi, Takeshi Misumi, Masuhide Inoue, Akira Yabumoto, Masuo Shibayama, Tatsuya Ishii, Shigeyuki Ishikura, Toshio Tochigi, Hiroaki Matsumoto, Soichiro Shimoda, Kenji Matsumoto, Takahiko Nakazawa, Masayoshi Suzuki, Kyoku Miyoshi, Michihide Kita, Yoichiro Kuwata, Kiyonori Yamagata, Kenji Okada, Masayuki Sano, Akihiro Osajima
Audit & Supervisory Executive Officer Hiroyuki Uchinaga, Chie Maeda

(as of July 01, 2026)

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