SD Entertainment, Inc. engages in the operation of recreational facilities and fitness clubs. It operates through the following segments: Game, Fitness, Bowling, Facilities Management, and Others. The Game segment operates game centers called Dinos Park, Geo Park, and Little Park. The Fitness segment provides sports and fitness club services. The Bowling segment operates bowling centers and darts and billiard halls. The Facilities Management segment manages movie theaters and leases out land and buildings. The Others segment includes the management of cafe, care giving and communications businesses. The company was founded on May 26, 1954 and is headquartered in Sapporo, Japan.