Benefit Japan Co., Ltd. engages in business of communications and sales agency services. It operates through the following segments: Mobile Virtual Network Operators (MVNO), Subscription Agency, Natural Water Home Delivery, and Others. The Mobile Virtual Network Operators (MVNO) segment provides mobile related sales and offering services, through its own product brand, ONLY SERVICE. The Subscription Agency segment handles the contract subscription agent services as a primary distributor of Softbank Corp. The Natural Water Home Delivery segment covers the natural water delivery through its subsidiaries. The Others segment includes the house vendor business which provides housing equipment and materials. The company was founded by Hiroshi Sakuma on June 6, 1996 and is headquartered in Osaka, Japan.