Osaka Gas Co., Ltd. (Daigas Group) is a leading Japanese energy utility headquartered in Osaka. It supplies city gas and electricity primarily across the Kansai region and operates LNG receiving and regasification facilities, including the Senboku terminals, along with an extensive pipeline network serving residential, commercial, and industrial customers. The company also develops and operates power generation assets and provides engineering, energy services, and solutions such as cogeneration and district energy.
Beyond domestic gas distribution, Osaka Gas is active across the LNG value chain through long-term procurement and trading, and it invests in energy infrastructure and related projects in Japan and overseas. Through its subsidiary Osaka Gas Chemicals, the group manufactures specialty and functional materials—such as carbon and fine chemical products, resins, and intermediates—used in electronics, automotive, and industrial applications. The company is engaged in initiatives related to lower-carbon energy, including renewable power, biomethane, synthetic methane, and hydrogen, to support industrial decarbonization and energy security.