Saburô Shôji

A woman must endure an extreme ritual when her ex-husband, who has recently escaped from jail, kidnaps her. (imdb)

Naomi Tani plays Ritsuko , a popular madame of a nightclub. But, ever since her gangster husband got caught and imprisoned, her life has taken a turn for the worst. Now, in order to pay off his debts to a yakuza loan shark, Lady Ritsuko is forced to engage in private sex shows for the VIP clientele. After a year of these special shows, the loan is almost paid off.

A bar owner named Kuroki forlornly waits for his adulterous wife to get back from messing around with her boyfriend. She returns, but because she's been fooling around with gangsters she brings trouble with her. Kuroki gets tied up and beaten, his wife and customers get tortured and raped, and it is finally up to the mousy cuckold to set things right, Straw Dogs-style.

The Sukeban Mafia, the name the girl gang has chosen, not proper yakuza, invite Onichan and Miki to join them. First stop, working their prostitution ring. Miki is captivated by the power of the gang and ready to please, but Onichan isn't impressed.

Nikkatsu Roman Porno

A pink film director, producer, and writer take a working vacation at a resort on the advice of their horoscopes. For the next week, the three men conduct "interviews" with many young women, seeking to discover their next starlet.

Two tough young street hustlers, Keiko and Kaori, challenge a large organization called the Sukeban Mafia that is involved in drug dealing and prostitution...