June 05, 2013
Press Release
Idemitsu Kosan Co., Ltd
JX Nippon Oil & Gas Exploration Corporation
INPEX CORPORATION
The Well in Southern Offshore Vietnam
Blocks 05-1b and 05-1c
Idemitsu Oil & Gas Co., Ltd. (Operator, President: Kosuke Tsuji), JX Nippon Oil & Gas Exploration Corporation (President & CEO: Shigeo Hirai) and Teikoku Oil (Con Son) Co., Ltd. (President: Masatoshi Sugioka) are pleased to announce a confirmation of gas and condensate at the third well in the Blocks 05-1b and 05-1c southern offshore Vietnam.
The Blocks 05-1b and 05-1c are located 300 km southeast of Ho Chi Minh City.
The well was spudded in August 2012 and reached the target depth in January 2013. The drill stem tests (DST) were carried out from February to April, and accumulations of gas and condensate were confirmed.
The detailed reserves evaluation will be conducted, in conjunction with evaluation of other potential prospects in these blocks.
In October 2004, the partners jointly entered into a Production Sharing Contract with Vietnam Oil and Gas Group (Petrovietnam) for the Blocks 05-1b and 05-1c in southern offshore Vietnam, and investment license was awarded by the Vietnamese government.

Blocks

Blocks 05-1b and 05-1c

Location

Approx. 300km southeast of Ho Chi Minh City

Water Depth

Approx. 120m

Participating Interest

Idemitsu Oil & Gas Co., Ltd. (Operator)

35%

Participating Interest

JX Nippon Oil & Gas Exploration Corporation

35%

Participating Interest

Teikoku Oil (Con Son) Co., Ltd.

30%

For inquiries, contact:
Idemitsu Kosan Co., Ltd. PR & CSR Affairs Office, PR Section. TEL: +81-3-3213-3115
JX Nippon Oil & Gas Exploration Corporation Administration Dept. TEL: +81-3-6275-5241
INPEX CORPORATION Public Relations Group TEL: +81-3-5572-0233

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