Cosmo Oil Co., Ltd.
Based in Tokyo. With overview, profile, business activities, financial data, news reports, and environmental publications.
Hiroshima Gas
Gives company profile, investor relations, data on subsidiaries and contacts, and timeline of natural gas use in Japan.
Idemitsu Kosan Co., Ltd.
With company outline, history, policies, accounts statement, procurement of petroleum, refining, distribution and sales, alternative energy, R&D, petrochemicals, societal and cultural activities, and museum. Based in Tokyo.
Iwatani International Corporation
Gas and energy development and supply company. With corporate data, history, and financial data.
Japan Energy Corporation
Active in petroleum, non-ferrous metals, electronic materials and other operations. Runs the Jomo gasoline station chain.
Japan Gas Association (JGA)
Comprised of city gas utilities to promote the use of natural gas as a power source, seek beter tax provisions and subsidies, promote safety and technology development, and conduct PR activities.
Kanto Natural Gas Development
Development, production and distribution of natural gas on a commercial basis.
Nippon Oil Corporation
Maker of fuel oils, gasolines and solvents, lubricants, metalworking fluids, greases, and asphalt.
Osaka Gas
Covers company and shareholder information, guide for investors, safety, R&D activities, environmental actions, annual report, and recipes.
Saibu Gas Co. Ltd.
Produces, supplies, and sells of natural gas in Kyushu. Includes corporate profile, history, and security as well as financial data.
Showa Shell Sekiyu K.K.
Business activities of the Shell Group consist of oil exploration and production, oil products, gas and power, chemicals, IT, and renewable energy.
Teikoku Oil
Oil and natural gas production, development, and supply.
Tokyo Gas Co., Ltd.
Supplier for natural gas for residential and business consumption. With environmental and procurement information, news, and investor guide.
Tottori Gas Co.
Manufactures, supplies and sells gas, appliances, installation pipelines and other gas related services. With company information and affiliated companies.