Japan Petroleum Exploration Co., Ltd. (JAPEX) is an integrated oil and gas exploration and production company based in Japan. Founded in 1955, it is one of the leading energy companies in the country.

JAPEX's headquarters are located in Tokyo, Japan. The company has several subsidiaries, including JAPEX Offshore Ltd., a wholly-owned subsidiary specializing in offshore exploration and production activities. As an oil and gas company, JAPEX is primarily engaged in the exploration, development, production, and sale of petroleum and natural gas.

The company has interests in both onshore and offshore exploration blocks in Japan and various international locations. JAPEX operates across the globe, with projects in Asia, Africa, North America, and Oceania. One of JAPEX's notable partnerships is with INPEX Corporation, a Japanese oil and gas company, in the development and operation of the Nong Yao Field in the Gulf of Thailand.

This joint venture expanded JAPEX's international presence and contributed to its growth in the global market. In terms of market position, JAPEX is a significant player in the oil and gas industry. While the company's sales figures fluctuate depending on market conditions and prices, it consistently maintains a strong position in the Japanese market and continues to expand its presence globally.

Over the years, JAPEX has achieved various milestones and made important changes to its strategy and product lineup. In recent years, the company has focused on diversifying its portfolio by investing in renewable energy sources such as wind power and geothermal energy. This move aims to align with global efforts to transition to a more sustainable energy future.

As of the latest available information, JAPEX continues to operate as a leading oil and gas exploration and production company. The company's commitment to innovation and sustainability is driving its growth and contributing to its market competitiveness. JAPEX remains focused on maximizing the value of its assets and expanding its global presence while adapting to changing industry dynamics