Toshin Holdings Co., Ltd. engages in the mobile telecommunications business. It operates through the following segments: Mobile Telecommunications-related Business, Real Estate Business, Resort Business, and Others. The Mobile Telecommunications-related Business segment sells mobile communication equipment. It also deals with subscription contracts to mobile phone services. The Real Estate Business segment covers leasing and sale of real estate properties. The Resort Business segment operates golf courses. The Others segment offers golf equipment, drinking water, solar power, and golf lessons. The company was founded in April 1980 and is headquartered in Nagoya, Japan.