Director: Ten Shimoyama
Running time: 1h 47m
MPAA rating: R
Story by: Futaro Yamada
Two rival ninja clans, Iga and Koga, live deep in the mountains honing their skill to superhuman levels. The clans do not live peacefully, and are prohibited by imperial decree from sharing any techniques. Viewing the powerful clans as rivals, a plot is formed to stoke the rivalry to greater intensi.
