Mitsuuroko Group Holdings Co., Ltd. is engaged in the energy business. It operates through the following segments: Energy, Power, Food and Provisions, PM / Health and Sports, and Others. The Energy segment sells petroleum products such as liquefied petroleum gas and gasoline, light oil, and kerosene; and housing equipment. The Food and Provisions segment sells and manufactures mineral water and beverages. It also operates restaurant chains. The PM / Health & Sports segment manages amusement facilities such as spas, hot baths, and bowling alleys. It also offers leasing of offices and condominium. The Power segment sells power to general consumers, and wind generation and biomass-generation power companies. The Others segment includes insurance agency businesses. The company was founded by Tatsusaku Tajima in 1910 and is headquartered in Tokyo, Japan.