Hunter × Hunter
Before the first anime television series was created, a short film adaptation of "Hunter × Hunter" was shown as part of the 1998 "Jump Super Anime Tour" alongside similar adaptations of "Seikimatsu Leader den Takeshi!" and "One Piece". Produced by Studio Pierrot and directed by Noriyuki Abe, it depicts the early events of the manga up to Gon's ocean voyage from Whale Island.
Casshan: Robot Hunter
Casshan: Robot Hunter, known in Japan as or simply , is an original video animation (OVA) series that was directed by Hiroyuki Fukushima, produced by Tatsunoko and Gainax, and animated by Artmic. The OVA was later adapted into an English-language dubbed film that was directed by Carl Macek. This series is based on Tatsunoko Productions' 1973 anime series "Neo-Human Casshern".