Mashiro

In a turbulent and chaotic era, a love blossoms between a yakuza betrayed by his gang and an innocent girl.

1580. Ninja Kotaro gets killed by the evil Hattori Hanzo after he discovers that the local shogun and his son aren't related. It's up to Kotaro's nubile and innocent virginal daughter Kaede to exact revenge on Hanzo for bumping off her dad. Kaede learns various lethal sexual martial arts techniques in order to accomplish this particular goal.

Koji, a novelist, plans a secret tryst with his young mistress, Asami, hoping to slip away unnoticed by his wife, Michiko. However, Michiko follows him and shows up at the inn. While Koji tries to find a way to enjoy a romantic encounter with Asami behind his wife's back, he discovers that the inn's proprietress, Takako, was actually Asami's high school teacher—and that the two once shared a lesbian relationship. Unaware of this history, Koji schemes to have sex with Takako as well as Asami...