Hiroshima Gas Co Ltd engages in the gas business which includes the sale of gas appliances, liquefied natural gas (LNG), and liquefied petroleum gas (LPG). It engages in the production, supply, and sale of gas; wholesale supply of gas to other gas companies; sale of gas devices; and installation of gas equipment associated with gas devices, as well as safety inspections and gas meter data collection activities. The company is also involved in the sale of LPG and LPG devices; refilling of LPG tanks; installation of LPG pipes; and construction of gas pipes and lines. In addition, it engages in the engineering; machinery installation; fees collection and call center operation; and information distribution activities, as well as provision of services for seniors.