, formerly known as , was a Japanese video game corporation founded in 1967. In 2009, it merged with Koei to form the holding company Tecmo Koei, and was operated as a subsidiary and brandname until its disbandment in early 2010. Tecmo is best known for the Star Force, Dead or Alive, Ninja Gaiden, Deception, Monster Rancher, Rygar, Tecmo Bowl, Fatal Frame, Tokidensho Angel Eyes and Gallop Racer video game series. Tecmo had its headquarters in Kudankita, Chiyoda, Tokyo. Tecmo's United States offices are in Torrance, California.

Tecmo Koei Holdings Co., Ltd. (Japanese:), is a holding company created in 2009 by the merger of Japanese video game developers and publishers Koei and Tecmo.