The Datach (Japanese: データック, Hepburn: Dētakku) or Datach Joint ROM System, is an aftermarket enhancement accessory by Bandai for the Family Computer, allowing the system to play select compatible games. Released on December 29, 1992, it is packaged with one game, Dragon Ball Z: Gekitō Tenkaichi Budokai. Six other games were released for it, including one of the final games for the Famicom system in 1994. It is one of two mini systems compatible with the NES or Famicom, the other being the Aladdin Deck Enhancer.