

Executives

Executives
-
President and CEO
Masaki Yamazaki -
Career Summary
- Apr. 1979
- Joined AIU Insurance Company, Ltd.
- Jan. 1996
- Joined Walt Disney Enterprise, Japan (Present The Walt Disney Company, Japan)
Finance Director - Jan. 2001
- Joined Electronic Arts, Japan
CFO,Vice President - Apr. 2004
- Joined Vale Japan Limited
Director, Responsible for finance and business management - Dec. 2012
- Vice president & Representative director of Vale Japan Limited
- Jun. 2016
- Outside Director, Audit/Supervisory Committee Member (Standing) of the Company
- Jun. 2018
- Deputy President and Officer in Charge of Planning of the Company
- Jun. 2019
- President and Chief Executive Officer of the Company (Present position)
-
Representative Director and
Senior Managing CCO
Naoki Shimizu -
Career Summary
- Apr. 1983
- Joined the Company
- Apr. 2008
- Head of Corporate Planning Department of the Company
- Jul. 2011
- Executive Officer and Head of Finance and Accounting Department of the Company
- Jun. 2012
- Director and Head of Finance and Accounting Department of the Company
- Apr. 2015
- Director and Head of Corporate Planning Headquarters of the Company
- Jun. 2016
- Managing Director and Head of Corporate Planning Headquarters of the Company
- Apr. 2017
- Managing Director and Officer in Charge of Planning of the Company
- Jun. 2018
- Managing Director CCO and Officer in Charge of Administration of the Company
- Apr. 2020
- Managing Director CCO of the Company
- Jun. 2020
- Representative Director and Senior Managing CCO
- Apr. 2021
- Representative Director and Senior Managing CCO, Head of Human Resources Department of the Company, Head of Group Reform Promotion Office
- Aug. 2021
- Representative Director and Senior Managing CCO (Present position)
-
Managing Director
Tadatoshi Shiina -
Career Summary
- Apr. 1985
- Joined the Company
- Apr. 2009
- Head of Sales Promotion Department, South Metropolitan Branch of the Company
- Apr. 2010
- Head of Kansai Branch of the Company
- Jul. 2011
- Executive Officer and Head of Kansai Branch of the Company
- Apr. 2012
- Executive Officer of the Company Managing Director and Head of Sales Headquarters of MELIFE Co., Ltd.
- Oct. 2012
- Executive Officer of the Company President and Representative Director of MELIFE Co., Ltd.
- Jun. 2014
- President and Representative Director of MELIFE Co., Ltd.
- Jun. 2021
- Managing Director, Head of Security and Logistics Management Department of the Company (Present position)
-
Director
Kenji Madokoro -
Career Summary
- Apr. 1983
- Joined Tokyo Regional Taxation Bureau
- Nov. 1988
- Joined Daiwa Securities Co. Ltd. (Present Daiwa Securities Group Inc.)
Seconded to Daiwa Securities Research Institute of Economy (Present Daiwa Institute of Research Ltd.) - Jul. 1995
- Transferred to Daiwa Institute of Research Ltd.
- Apr. 2016
- Joined Ernst & Young Transaction Advisory Services Co., Ltd.
- Mar. 2017
- Executive Officer and Head of Corporate Planning Department, Corporate Planning Headquarters of the Company
- Apr. 2019
- Senior Executive Officer and Head of Corporate Planning Department of the Company
- Jun. 2020
- Director and Head of Corporate Planning Department of the Company
- Jul. 2021
- Director (Present position)
-
Outside Director and
Audit/Supervisory Committee Member
(Full time)
Kazuhisa Hirano -
Career Summary
- Apr. 1977
- Joined Burroughs Co., Ltd. (Present Nihon Unisys, Ltd.)
- May 1986
- Joined Citibank, N.A. (Present Citibank, N.A., Tokyo Branch)
- Mar. 1991
- Joined Japan Bankers Trust Co., Ltd.
Controller, General Manager, General Affairs and Accounting Department - Aug. 1993
- Licensed as Certified Public Accountant of the United States
- Aug. 1999
- Joined Deutsche Asset Management (Japan) Limited
Controller, General Manager, General Affairs and Accounting Department - Oct. 2001
- Joined Secured Capital Japan Co., Ltd.Controller
- Nov. 2003
- Joined Manulife Life Insurance Company
General Manager, Audit Department - Oct. 2009
- Joined Prudential Financial, Inc.
Vice President, Internal Audit Department, Japan Representative - Jun. 2016
- Representative Director, Japan Society of U.S. CPAs (Present position)
- Jun. 2020
- Outside Director and Audit/Supervisory Committee Member(Full time) (Present position)
-
Outside Director and
Audit/Supervisory Committee Member
Yutaka Shigemori -
Career Summary
- Apr. 1974
- Joined The Yasuda Mutual Life Insurance Company (Present Meiji Yasuda Life Insurance Company)
- Jul. 2002
- Director of Meiji Yasuda Life Insurance Company
- Jul. 2006
- Managing Executive Officer of Meiji Yasuda Life Insurance Company
- Apr. 2009
- President and Representative Director of Meiji Yasuda General Insurance Co., Ltd
- Jun. 2012
- Outside Director of Daiwa House Industry Co., Ltd. (Present position)
- Oct. 2012
- President and Representative Director of Wise Total Support, Co., Ltd.
- Jun. 2014
- Outside Director of the Company
- Apr. 2015
- President and Representative Director of WISE NETWORKING Co., Ltd. (Present position)
- Jun. 2016
- Outside Director, Audit/Supervisory Committee Member of the Company (Present position)
- Apr. 2018
- Representative Director and Chairman of Wise Total Support, Co., Ltd. (Present position)
-
Outside Director and
Audit/Supervisory Committee Member
Ren Shino -
Career Summary
- Oct. 1986
- Passed the bar examination
- Apr. 1989
- Admitted to the bar in Japan
- Jan. 1990
- Participated in establishment of Kohwa Sohgoh Law Offices Partner Attorney (Present position)
- Jun. 2016
- Outside Director, Audit/Supervisory Committee Member of the Company (Present position)
- Jun. 2018
- Outside Director, Audit/Supervisory Committee Member, Takashima & Co., Ltd. (Present position)
- Jun. 2019
- Outside Director, MAEDA CORPORATION (Present position)
-
Outside Director and
Audit/Supervisory Committee Member
Nobutaka Murao -
Career Summary
- Apr. 1978
- Joined the Ministry of Finance
- May. 1982
- Vice-Consul of Consulate General of Japan in New York, the Ministry of Foreign Affairs of Japan
- Jul. 1985
- Deputy Director of the Treasury Division, Financial Bureau of the Ministry of Finance
- Jul. 1998
- Budget Examiner, Budget Bureau of the Ministry of Finance
- Jul. 2001
- Director of the Debt Management Division, Financial Bureau of the Ministry of Finance
- Jul. 2002
- Director of the Policy and Coordination Division, Environmental Policy Bureau of the Ministry of the Environment
- Dec. 2002
- Retired from the Ministry of the Environment
- Oct. 2003
- Professor of Kwansei Gakuin University (Present position)
- Oct. 2006
- Main Anchor of NEWS ZERO (Nippon Television network) (until September 2018)
- Oct. 2019
- Senior Adviser of Japan Platform (Present position)
- Jun. 2021
- Outside Director, Audit/Supervisory Committee Member of the Company (Present position)
Executive Officers
-
Senior Executive Officer
Naoki Sawaoka -
Career Summary
- Apr. 1983
- Joined The Bank of Tokyo, Ltd. (Present MUFG Bank, Ltd.)
- May 1995
- Seconded to Inter-American Development Bank
- Jan. 2012
- Joined Merrill Lynch Japan Securities Co., Ltd. (Present BofA Securities Japan Co., Ltd.)
- Aug. 2015
- Joined FPG Co., Ltd.
- Jun. 2019
- Senior Executive Officer (Present position)
-
Executive Officer
Nakao Sato -
Career Summary
- Apr. 1987
- Joined the Company
- Dec. 2007
- Representative Director of SINANEN INDUSTRIA E COMERCIO DE COMBUSTIVEIS LTDA
- Jan. 2022
- Executive Officer of the Company (Present position)
-
Executive Officer
Hiroshi Minami -
Career Summary
- Apr. 1990
- Joined CSK Corporation (Present SCSK Corporation)
- Sep. 2017
- Joined KONICA MINOLTA JAPAN, INC.
- Apr. 2020
- Joined the Company
- Jun. 2020
- Head of IT Strategy Department of the Company
- Apr. 2022
- Executive Officer and Head of IT Strategy Department of the Company (Present position)
Company Information

- BtoC Business(Retail/Wholesale Energy&Related Business)
-
Melife-West Co., Ltd.
-
Melife Co., Ltd.
-
Melife-East Co., Ltd.
-
Hidaka Toshi Gas Co., Ltd.
- BtoB Business(Energy Solution Business)
-
Sinanen Co., Ltd.