Nex Entertainment (ネクスエンタテインメント, Nekusu Entateinmento), formerly known as GAU Entertainment and Nextech (ネクステック, Nekusutekku), is a Japanese developer of video games. The company usually does not market or publish the games it develops, instead they primarily develop games for other companies on a contract basis. Their clients include Sega, Capcom, Namco, Takara, Taito, Atlus, and Square Enix.Nex Entertainment was originally founded as GAU Entertainment.