Tose Co., Ltd. engages in the planning, development and operation of home video game software; and mobile and Internet content. It operates through the following business divisions: Digital Entertainment Business and Other Business. The Digital Entertainment Business engages in the planning, development, and operation of digital content, mainly games. The Other Business engages in the SI (System Integration) business that offers business development services. The company was founded on November 1, 1979 and is headquartered in Kyoto, Japan.