Casshan: Robot Hunter, known in Japan as Robot Hunter Casshern (ロボット・ハンター・キャシャーン) is an original video animation produced by Tatsunoko Productions and animated by Artmic and Gainax. The series was originally released in Japan between August 21, 1993 and February 21, 1994, consisting of 4 episodes. The series was released in North America on VHS by Streamline Pictures on July 5, 1995.