Tokyo Gas Co., Ltd. established in 1992 Gas Malaysia Sdn. Bhd, a joint venture company with investments from the Malaysia side, and begun full-fledged activities for supplying natural gas in Peninsular Malaysia. This paper explains the summary of the project. With a background of affluent resources including natural gas reserve of 1.9 trillion m[sup 3] as of 1992, Malaysia is promoting various projects to diversify and refine local energy consumption patterns and improve petroleum exporting capacity. The said joint venture project is one of the international bids executed by the national petroleum company, Petronas, in which Tokyo Gas Co., Ltd. and Mitsui and Co., Ltd. were selected as their partner. The company business includes supply and sales of petroleum, as well as construction of pipelines to support the former activities. Engineers have been either stationed or sent to the country as technical cooperation including necessary technical transfer. This project is highly significant in terms of contributing to growth of economy in both countries and to solving global environmental problems. 6 figs.