Tecmo Co., Ltd., was a Japanese video game corporation founded in 1967. It had its headquarters in the Kudankita district of Tokyo. Its subsidiary, Tecmo Inc, was located in Torrance, California. Prior to 1986, Tecmo was formerly known as Tehkan. Tecmo is known for the Captain Tsubasa, Dead or Alive, Deception, Fatal Frame, Gallop Racer, Monster Rancher, Ninja Gaiden, Rygar, Star Force and Tecmo Bowl video game series. When it was still called Tehkan, the company released arcade games such as Bomb Jack, Gridiron Fight and Tehkan World Cup. The company was founded on July 31, 1967, as a supplier of cleaning equipment. By 1969, it started to sell amusement equipment. In 2009, Tecmo merged with Koei to form the holding company Tecmo Koei Holdings and was operated as a subsidiary until its disbandment in early 2010. In April 2010, Tecmo was dissolved and its video game franchises are now published by Koei Tecmo Games. Tecmo is also the name of a distinct video game development company that was established in March 2010, but later folded into Koei Tecmo Games in April 2011.