Note: The following is an English translation of the Japanese-language originalFebruary 10, 2023
Japan Petroleum Exploration Co., Ltd.

Appointment of Executives
Japan Petroleum Exploration Co., Ltd. (JAPEX, Headquarters: Chiyoda-ku, Tokyo, Representative Directorand President: FUJITA Masahiro) decided the change of executive officers and an appointment of fellow as ofApril 1, 2023, as follows.
The change of Directors and Audit & Supervisory Board Members, which will be subject to the resolution
at the 53rd ordinary general meeting of shareholders to be held on June 2023, will be announced as soon asits tentative resolution.

1. Change of Executive Officers (as of April 1, 2023) * Changes are underlined
1) New Executive Officers
Name

New Position

Current Position

Executive Officer
FUNATSU Jiro

In charge of Internal Control, Administration

General Manager of Human Resource Dept.

& Legal Dept., and Human Resource Dept.
Executive Officer
TAKAHASHI Toshihiro

President of Domestic E&P Project Division, In

General Manager of Akita District Officecharge of HSE Dept.
SUDA Akira

Executive Officer

General Manager of Business Planning &President of Gas Supply & Facility

Coordination Dept., Gas Supply & Facility

Engineering DivisionEngineering Division

2) Promotion of Executive Officers
Name

IKENO Tomonori

KASA Hirofumi

YAMADA Tomomi

New Position

Current Position

Managing Executive Officer

Executive Officer

In charge of Environmental BusinessIn charge of Environmental Business

Promotion Dept. and New Business Promotion

Promotion Dept. and New Business Promotion

Dept.

Dept.

Managing Executive Officer

Executive Officer

Vice President of Power Business Division

Vice President of Power Business Division
Executive Officer

Managing Executive Officer
President of Overseas Business Division II

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Vice President of Overseas Business Division II,Advisor to President of Technical Division

3) Changes of the business in charge of Executive Officers
Name

New Position

Current Position

Director, Managing Executive Officer
NAKAJIMA Toshiaki

In charge of Corporate Communication Office,Corporate Strategy Dept., and Information
Technology Dept.

ABE Satoshi

NAKANO Masanori

Director, Managing Executive Officer
In charge of Corporate Communication Office,and Corporate Strategy Dept.

Managing Executive Officer

Managing Executive Officer

President of Overseas Business Division I

President of Overseas Business Division II

Executive Officer

Executive Officer

General Manager of Nagaoka District Office

General Manager of Soma District Office4) Retirement of Executive Officers
Name
HIRATA Toshiyuki

New PositionCurrent Position

Director

Director, Managing Executive Officer

AdvisorPresident of Overseas Business Division I
Managing Executive Officer

KAKU Senichiro

President of Gas Supply & Facility

Commissioned Advisor

Engineering Division
Managing Executive Officer
MATSUNAGA Tadashi

In charge of Internal Control, Administration

Commissioned Advisor& Legal Dept., Human Resource Dept., andInformation Technology Dept.
Managing Executive Officer

NAKAMURA Tsuneta

President of Domestic E&P Project Division, In

Commissioned Advisor

charge of HSE Dept.
Managing Executive Officer
MIYADAI Takamasa

Vice President of Domestic E&P Project

Commissioned Advisor

Division, Vice President of Gas Supply &Facility Engineering Division

TAKAHATA Shinichi

Executive Officer

Commissioned Advisor

General Manager of Nagaoka District Office

2. Change of Fellow (as of April 1, 2023) * Change is underlined1) New Fellow
Name

New Position

Current Position

TAKANO Osamu

Fellow (Research Center, Technical Division)

Senior specialist
Technical DivisionNote) Fellows support the Board Members and senior managements by the high degree expertise in the specialized fields.

Appendix: Executives of Japan Petroleum Exploration Co., Ltd. (as of April 1, 2023)
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<Appendix> Executives of Japan Petroleum Exploration Co., Ltd. (as of April 1, 2023)[Directors] (11)
Title
Representative Director and Chairman

Name
WATANABE Osamu-FUJITA Masahiro-Representative Director and President
Chief Executive Officer

Advisor to President, President of Power Business

Representative Director

ISHII Yoshitaka

Executive Vice President
Director
Senior Managing Executive Officer

Business Duty

Division, in charge of Secretary Office, Responsible for
Carbon Neutral Related Business

YAMASHITA Michiro

In charge of Finance & Accounting Dept., and Deal
Execution/PMI Support Dept.
In charge of Corporate Communication Office,Director
Managing Executive Officer

NAKAJIMA Toshiaki

Corporate Strategy Dept., and Information
Technology Dept.

HIRATA Toshiyuki

DirectorAdvisor

Outside Director

ITO Tetsuo-Outside Director

YAMASHITA Yukari-Outside Director

KAWASAKI Hideichi-Outside Director

KITAI Kumiko-Outside Director

SUGIYAMA Yoshikuni-Note) ITO Tetsuo, YAMASHITA Yukari, KAWASAKI Hideichi, KITAI Kumiko, and SUGIYAMA Yoshikuni are the Outside Directors as
stipulated under Article 2-15 of the Companies Act of Japan.

[Audit & Supervisory Board Members] (4)Title

NameBusiness Duty

Audit & Supervisory Board Member

NAKAMURA Mitsuyoshi-Audit & Supervisory Board Member

MOTOYAMA Yoshihiko-Outside Audit & Supervisory Board Member

KAWAKITA Chikara-

Outside Audit & Supervisory Board Member

MOTOYAMA Hiroshi-Note) KAWAKITA Chikara and MOTOYAMA Hiroshi are the Outside Audit & Supervisory Board Members as stipulated under Article
2-16 of the Companies Act of Japan.

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[Executive Officers who are not concurrently Director] (13)
Title

NameBusiness Duty
President of Marketing & Sales Division, in charge ofSenior Managing Executive Officer

SUGA Tsuyoshi

Managing Executive Officer

ABE Satoshi

Managing Executive Officer

TEZUKA KazuhikoManaging Executive Officer

IKENO Tomonori

Managing Executive Officer

KASA Hirofumi

Vice President of Power Business Division

Managing Executive Officer

YAMADA Tomomi

President of Overseas Business Division II

Executive Officer

NAKANO Masanori

General Manager of Nagaoka District Office

Executive Officer

NAGAHAMA Yasushi

Procurement Dept.
President of Overseas Business Division I

President of Technical Division
In charge of Environmental Business Promotion Dept.
and New Business Promotion Dept.

Vice President of Marketing & Sales Division,
General Manager of Hokkaido Marketing & Sales
Office of Marketing & Sales Division
Executive Officer

OHAMA Tadashi

Executive Officer

YASUI Akira

Vice President of Power Business Division

FUNATSU Jiro

In charge of Internal Control, Administration & Legal

Executive Officer(New)
TAKAHASHI Toshihiro

Executive Officer(New)
SUDA Akira

Executive Officer(New)

In charge of LNG Marketing & Procurement Office

Dept., and Human Resource Dept.

President of Domestic E&P Project Division, incharge of HSE Dept.
President of Gas Supply & Facility EngineeringDivision[Fellows] (3)Title

NameBusiness Duty

Fellow

WASEDA Amane(Research Center, Technical Division)

Fellow

ANRAKU Toshiyuki(Technical Division)

Fellow

TAKANO Osamu(New)(Research Center, Technical Division)Note) Fellows support the Board Members and senior managements by the high degree expertise in the specialized fields.

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