Takashi Nakamura

RS Energy KK engages in the manufacture and sale of energy-related products. It operates through the following business segments: Oil Business, Energy Solutions Business, and Other. The Oil Business segment supplies gasoline, naphtha, kerosene, diesel oil, fuel oil, liquefied petroleum gas, asphalt, and petrochemical products. The Energy Solutions Business segment offers solar panel systems and electric power. The Other segment includes real estate, construction works, and automobile supplies. The company was founded on August 1, 1942 and is headquartered in Tokyo, Japan.

Ricoh Elemex Corp. manufactures photocopiers, peripheral equipment, scanners and air purifiers. Its business divisions include Information and environment equipment, Precision equipment, and other divisions. The company was founded in April 1938 and is headquartered in Nagoya, Japan.

Ricoh UK Products Ltd. manufactures plain paper digital copiers and related supplies. It provides toner powder, toner bottles, cartridges, and organic photo conductor drums. The company was founded in 1984 and is headquartered in Telford, UK.

Part of Ricoh Co., Ltd., Ricoh Europe BV is a Dutch company that offers solutions to accelerate digital transformation and gain competitive advantage. The company is based in Amstelveen, Netherlands. The company's range of solutions helps in creating unique experiences and accelerating business while leveraging core expertise.

Solar Frontier KK operates as a CIS thin-film solar energy company by production, sales and technology. The firm’s products include R&D, module production, supply, system solutions, power production, operation and maintenance. The company was founded in 2006 and is headquartered in Tokyo, Japan.