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

May 11, 2018
Company Name:
Securities Code:
Representative:
Inquiries:
Tel:Japan Petroleum Exploration Co., Ltd. (JAPEX)
1662 (First Section of Tokyo Stock Exchange)
Hideichi Okada, President
Media and Investor Relations Dept.
+81-3-6268-7110

Notice Regarding Revision of Executive Officer System
and Change of Representative Director and Other Managements
Japan Petroleum Exploration Co., Ltd. (JAPEX) announced that it would change the Executive Officer
System on June 28, 2018, and resolved to make the following changes including its changed system adoption
in representative directors, directors, and executive officers at the Board of Directors' meeting held today.
These matters are planned to propose its resolution in the 48th Ordinary General Meeting of Shareholders
and the Board of Directors' meeting subsequently scheduled on June 28, 2018.

1. Revision of Executive Officer System (as of June 28, 2018)
1) Reason of Revision
Providing the right environment to the Board of Directors' meeting and Directors for "decision making toimportant matters in corporate management" as well as "supervise the execution of business," andStrengthen our corporate governance system by more definite separation of management and businessexecution than ever before.
2) Outline of Revision
Abolish Representative Executive Officer as well as appoint Chief Executive Officer, and appoint Vice
Executive Officer(s), Senior Managing Executive Officer(s), Managing Executive Officer(s) as each needed,
for the business execution system in each executive officer under directions by Chief Executive Officer.
3) Changes of Title related the System (Except for the new appointment, advancement, and other change)
NameHideichi Okada

Hajime Ito

Hirotaka Tanaka

New Title

Current TitleRepresentative Director and President,

Representative Director and President,

Chief Executive Officer

Representative Executive Officer

Director,

Managing Director,

Managing Executive Officer, President of

Executive Officer, President of Americas &Americas & Russia Project Division

Russia Project Division

Director,

Managing Director,

Managing Executive Officer, Local President

Executive Officer, Local President of Kangeanof Kangean Project

Project

President of Kangean Energy Indonesia Ltd.

President of Kangean Energy Indonesia Ltd

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Toshiyuki Hirata

Director,

Managing Director,

Managing Executive Officer, In charge of

Executive Officer, In charge of Canada Oil

Canada Oil Sands Project Dept.

Sands Project Dept.

President of Canada Oil Sands Co., Ltd.

President of Canada Oil Sands Co., Ltd.

2. Change of Representative Director (as of June 28, 2018)
1) Retiring Representative Director
Name

New Title

Current Title
Representative Director and Executive Vice
President,

Shoichi Ishii

Executive Officer, Assistant of President

Advisor(Corporate), President of Gas Pipeline
Transportation Dept., President of Soma
Project Division(Reason of Change)
Achieved the expected objective in charge of business3. Changes of Director (as of June 28, 2018)
1) Candidates of new Director (including the change of title by the new Executive Officer system)Name

New Title

Current Title

Director,
Michiro Yamashita

Managing Executive Officer, In charge ofFinance & Accounting Dept.

Managing Executive Officer, In charge ofFinance & Accounting Dept.

Director,Yoshitaka Ishii

Managing Executive Officer, In charge of Gas

Managing Executive Officer, Vice President of

Pipeline Transportation Dept., President ofInter-regional Gas Supply Division, Vice

Inter-regional Gas Supply Division, President

President of Soma Project Divisionof Soma Project Division2) Advancement of Director (including the change of title by the new Executive Officer system)
NameNew Title

Current Title

Director,
Takahisa Inoue

Senior Managing Executive Officer, Presidentof Domestic E&P Project Division

Managing Director and Executive Officer,
President of Domestic E&P Project Division

3) Changes of Director (including the change of title by the new Executive Officer system)Name

New Title

Current Title

Director,
Hikaru Fukasawa

Senior Managing Executive Officer, Advisor toSenior Managing Director,

President (Technical), In charge of HSE Dept.,

Executive Officer, President of Soma ProjectSpecial Mission for Hidaka Offshore

Division

Exploration
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Director,
Senior Managing Executive Officer, Assistant
Yosuke Higaiof President (Administration), President ofMarketing & Sales Division, In charge of
Secretary Office, In charge of Procurement
Dept.
Director,
Managing Executive Officer, Responsible for

Kazuhiko Ozeki

Overseas Projects, In charge of Commercial
Office for Overseas Projects, In charge ofCorporate Strategy Dept., In charge of Mediaand Investor Relations Dept.

Senior Managing Director,
Executive Officer, President of Marketing &Sales Division, In charge of Secretary Office, Incharge of Procurement Dept., Vice President ofSoma Project Division
Managing Director,
Executive Officer,In charge of Commercial
Office for Overseas Projects, In charge ofCorporate Strategy Dept., In charge of Mediaand Investor Relations Dept.

4) Retiring Directors
NameNew Title

Current Title
Managing Director,

Yasuhiro Masui

Executive Officer, President of TechnicalAdvisor

Division, In charge of HSE Dept.

Yoriko Kawaguchi-Outside Director

4. Changes of Audit & Supervisory Board Member (as of June 28, 2018)
1) Candidate of new Audit & Supervisory Board Member
Name
Koichi Shimomura

New Title

Current Title

Audit & Supervisory Board Member

Advisor to President of Middle East, Africa &Europe Project Division

2) Retiring Audit & Supervisory Board Member
Name
Morio Ishizeki

New Title

Current Title-Audit & Supervisory Board Member

5. Changes of Executive Officer (as of June 28, 2018)
1) Candidates of new Executive Officer
Name

New Title

Current Title

Executive Officer, Vice President of Marketing
Ryohei Wakishima

President of SKS Corporation& Sales Division*(* to be appointed on June 4, 2018)

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Tsuneta Nakamura

Masanori Amano

Executive Officer, General Manager ofNagaoka District Office

Executive Officer, Vice President of Soma
Project Division
Executive Officer, General Manager of Soma

Takamasa MiyadaiDistrict Office, Advisor to President of Soma
Project Division2) Advancements of Executive Officer
Name
New Title

General Manager of Nagaoka District Office

Advisor to President of Soma Project Division

General Manager of Soma District Office,
Advisor to President of Soma Project Division

Current Title

Yasushi Hamada

Managing Executive Officer, President ofTechnical Division

Executive Officer, Vice President ofTechnical Division

Tsuyoshi SugaManaging Executive Officer, Vice Presidentof Marketing & Sales Division, Vice
President of Soma Project Division

Executive Officer, Vice President ofMarketing & Sales Division

3) Changes of Executive Officer
Name
New Title
Managing Executive Officer, In charge ofInternal Control, In charge ofAdministration and Legal Dept., and In
Kunio Sugacharge of Information Technology Dept.,
Advisor to President of Americas & Russia
Project Division

Current Title
Managing Executive Officer, In charge ofInternal Control, In charge of
Administration Dept., In charge ofInformation Technology Dept., Advisor toPresident of Americas & Russia Project
Division

Akihisa Takahashi

Executive Officer, President ofEnvironment and Innovative Technology
Projects Division

Executive Officer, General Manager ofCommercial Office for Overseas Projects

Junichiro Ando

Executive Officer, General Manager ofCommercial Office for Overseas Projects,
Vice President of Americas & Russia
Project Division, Advisor to Executive In
charge of Canada Oil Sands Project Dept.

Executive Officer, Vice President ofAmericas & Russia Project Division, Advisor
to Executive in charge of Canada Oil Sands
Project Dept.

4) Retiring Executive Officers
NameNew Title

Current Title

Advisor to President of Marketing & Sales
Tamio Wachi

Division*

Executive Officer, Vice President of Marketing

Director and Advisor of JAPEX SKS& Sales Division***Corporation**(***retire on June 4, 2018)(* and ** to be appointed on June 4, 2018)

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Director of Japan Methane Hydrate
Yasuo Takehana

Operating Co., Ltd.*and Innovative Technology Projects Division(* to be appointed on June 11, 2018)

Mitsugu Takemura

Executive Officer, President of Environment

President of SK Engineering Co., Ltd.

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Executive Officer, President of SK Engineering
Co., Ltd.