Hokuto no Ken Zero: Kenshirou Den
English title: Fist of the North Star: Legend of Kenshiro
Japanese title: 真救世主伝説 北斗の拳 ZERO ケンシロウ伝
Alternative titles: Shin Kyuuseishu Densetsu Hokuto no Ken Zero Kenshirou-den
Type: Movie
Source: Manga
Episodes: 1
Status: Finished Airing
Aired: Oct 4, 2008
Duration: 1 hr 29 min
Rating: R - 17+ (violence & profanity)
Studios: TMS Entertainment
Licensors: Discotek Media
Genres: Action
Themes: Martial Arts
Demographics: Shounen

Last of the Shin Kyuuseishu Densetsu pentalogy. A prequel set between Kenshiro's defeat at the hands of Shin and the beginning of the manga. 

(Source: Wikipedia)