Note: (Head Office)
|Akita Natural Gas Pipeline Co., Ltd.
(Akita City, Akita)
|Transportation of natural gas by pipeline in Akita Prefecture|
|SK ENGNEERING CO., LTD
|Well drilling, engineering services contracting|
|JAPEX SKS Corporation
|Manufacture and sale of petroleum products, real estate management, insurance agency|
|North Japan Oil Co., Ltd
(Sakata City, Yamagata)
|Sales of crude oil, recycling of waste oil, contracted transportation of crude oil|
|Shirone Gas Co., Ltd.
(Tsubame City, Niigata)
|Production, supply and sales of gas in Tsubame City and Niigata City, Niigata Prefecture|
|Japex Pipeline Ltd.
(Nagaoka City, Niigata)
|Pipeline maintenance and management|
|Geophysical exploration work contracting, geophysical exploration technology development|
|Geophysical Surveying Co., Ltd.
|Geophysical logging and mud-logging work contract|
|North Japan Security Service Co., Ltd
(Niigata City, Niigata)
|Industrial disaster prevention services, security services|
|Japex Offshore Ltd.
|Exploration, development and production of oil resources on the continental shelf of the Sea of Japan|
|Contracting of geophysical exploration work, sales of geophysical exploration equipment|
|Japex Energy Co., Ltd.
|Purchase and sale of LNG, petroleum products, etc.|
|TOHOKU NATURAL GAS Co., Inc.
(Sendai City, Miyagi)
|Purchase and sale of natural gas in the Tohoku region|
|TELNITE CO., LTD.
|Manufacture and sale of drilling mud preparations, mud services|
|Fukushima Gas Power Co., Ltd.
|Operation and commissioning of power generation business using a natural power plant|
Note: (Abbreviation: Head Office)
|Japex (U.S.) Corp.
(JUS: Texas, United States)
|Exploration, development and production of tight oil in the United States, and capital participation in the Malaysia LNG project|
|Japan Canada Oil Sands Limited
(JACOS: Alberta, Canada)
|Exploration, development and production of oil sands under lease agreements in Canada|
|Canada Oil Sands Co., Ltd.
|Exploration and development of oil sands through Japan Canada Oil Sands Limited|
|JAPEX Montney Ltd.
(JML: Alberta, Canada )
|Exploration, development and production of shale gas in Canada|
|JAPEX UK E&P Ltd.
(JUK: London, United Kingdom)
|Exploration, development and production of crude oil in the UK North Sea|
|Japex Garraf Ltd.
|Exploration, development and production of crude oil in the Garraf oil field, Iraq|
|Sakhalin Oil and Gas Development Co., Ltd.
(SODECO: Minato-ku, Tokyo)
|Exploration, development and production of crude oil on Sakhalin Island and its land shelf in the Russian Federation|
|Kangean Energy Indonesia Ltd.
(KEI: Delaware, United States)
|Exploration, development and production of crude oil and natural gas in the eastern Java Sea, Republic of Indonesia|