Yoshihiko Tabata

A serial rapist takes on a young protégé to his craft as he is pursued by a homosexual gang seeking vengeance for an attack on their leader. (imdb)

Mitsuko has the sensation of being watched. The feeling doesn't pass. Then, one day, her husband, a jewerly dealer, invites his product-buyer home for dinner and some drinks. Instantly, Mitsuko realizes this is the man who has been spying on her. When the husband gets drunk and dozes off, Mitsuko is raped by this man. (Sex Files Japanese Cinema Encyclopedia)

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.

Two trivial criminals, who escape the pursuers to the church where they take the newly arrested bride, ride a moving train whose empty freight car provides a hiding place for them.