Note: The following is an English translation of the Japanese-language original

Company Name:
Securities Code:
Representative:
Inquiries:
TEL:

May 12, 2023

Japan Petroleum Exploration Co., Ltd. (JAPEX)
1662 (Prime Market of the Tokyo Stock Exchange)
FUJITA Masahiro, Representative Director and President
Corporate Communication Office+81-3-6268-7110

Notice regarding Change of Representative Director and Directors
Japan Petroleum Exploration Co., Ltd. (JAPEX) announced that the following change of Representative
Director and Directors are tentatively resolved at a board of directors meeting held today. The changes aresubject to approval at the 53rd ordinary general meeting of shareholders and the Board of Directors' meeting
subsequently to be held on June 27, 2023.

1. Change of Representative Director (as of June 27, 2023) * Change is underlined
Name
WATANABE Osamu

New Position

Current Position

Director and Chairman

Representative Director and Chairman(Reason of the Change)
To further strengthen our corporate governance by making it clearer that the Chairman is in a position tosupervise the execution of business operations.

2. Change of Directors (as of June 27, 2023) * Changes are underlined
1) Candidate of New DirectorName
TEZUKA Kazuhiko

New Position

Current Position

Director, Managing Executive Officer

Managing Executive Officer

President of Technical Division

President of Technical Division

2) Retirement of Director
Name
HIRATA Toshiyuki

New Position

Current Position
Director

AdvisorAdvisorAppendix: Executives of Japan Petroleum Exploration Co., Ltd. (as of June 27, 2023)

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<Appendix> Executives of Japan Petroleum Exploration Co., Ltd. (as of June 27, 2023)[Directors] (11)Title

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 forCarbon 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.

TEZUKA KazuhikoDirector(New)Managing Executive Officer

President of Technical Division

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] (12)
Title

Name

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

SUGA Tsuyoshi

Managing Executive Officer

ABE Satoshi

Managing 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 OfficeExecutive Officer

NAGAHAMA Yasushi

Procurement Dept.
President of Overseas Business Division I
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

Executive Officer

FUNATSU Jiro

Executive Officer

TAKAHASHI Toshihiro

Executive Officer

SUDA Akira[Fellows] (3)

Title

Name

In charge of LNG Marketing & Procurement OfficeVice President of Power Business Division
In charge of Internal Control, Administration & LegalDept., and Human Resource Dept.

President of Domestic E&P Project Division, incharge of HSE Dept.
President of Gas Supply & Facility EngineeringDivision

Business Duty

Fellow

WASEDA Amane(Research Center, Technical Division)

Fellow

ANRAKU Toshiyuki(Technical Division)

Fellow

TAKANO Osamu(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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