Yagyuu Juubei Shisu

A one-eyed swordsman named Yagyu Jubei was killed in Yamashiro Prefecture during the rule of the third Tokugawa shogun, Iemitsu Tokugawa. A year before his death, a group of soldiers under Hidetada Tokugawa traveled from an alternate universe, where Ieyasu Tokugawa was a ninja, with the mission to kill Yagyu Jubei. Yagyu Jubei must confront these intruders and uncover the mystery behind the existence of the ninja Ieyasu Tokugawa.