Sometimes... Like a Prostitute (1978)

The film portrays the life of Tatsuya, a young man of proper descent whose outward respectability hides his urges for rape and torture. This handsome rapist seduces women, then brings them to the basement of the mansion he inherited from his well-to-do parents, where he indulges in lengthy sessions of sado-sexual violence. Based on manga by Masaaki Sato.

Shizuka is the aristocratic wife of the president of a large company. When she wants to divorce her domineering husband, he orders his employee Yoshi, the son of an adult toy store owner, to train his wife to become sexually submissive.

Nami is a department store worker who agrees to stand in for a friend in a magazine photo-shoot, which turns out to be for an S&M magazine. When the photos are published, she is sacked and her lover abandons her.

Takako joins a convent after her lover's wife catches them in the act. She soon discovers that the nuns and a successful writer have conspired to engage in decadent S&M orgies. Based on the novel by Oniroku Dan.

A mailman becomes obsessed with a pretty, young wife. He captures the woman, tortures her and keeps her in his basement dungeon where she becomes his private sex toy.

University lecturer Yoshimatsu lusts after Mikiko. He attempts to get closer to her by seducing Mikiko's mother.

Young artist Kyoko wreaks havoc on everyone that she encounters when Japan's oldest major movie studio asks a batch of venerable filmmakers to revive its high-brow soft-core Roman Porno series.

1985 Roman Porno released under the "Roman X" imprint. A young virgin is captured by an abnormal couple. The girl is kept locked in a wooden box, and subjected to sexual torture and abuse. Loosely inspired by the real-life case of Colleen Stan.

Dissipated Tokyo playwright, Kosuke has retreated to the countryside after deciding that he's done with women, but the indefatigable cat-in-heat Shiori has other ideas, clinging to Kosuke like his shadow.

Roman Porno from 1973.

A teacher, Sakiko Kurata, receives a phone call regarding one of her former students. Young Sueko is accused of being a prostitute and has requested Sakiko’s help. This minx seduces random strangers for sex, but does not ask for payment. Sakiko has moved to another town and barely remembers Sueko, but there’s something about her that awakens painful memories of her own secretive past. What is that strange paint thinner smell on Sueko? Who is the man in the nylon ski mask that violently assaulted Sakiko many years ago? In her search for answers, Sakiko discovers that her past may have inadvertently destroyed another family’s future.

The story depicts how a female Japanese language teacher who is assigned to a rural high school falls into the trap of the president's family, is trained, and becomes a slave to their lust.

Midori Satsuki plays Tamako, the owner of a boarding house and a pawn shop who gets into some erotic entanglements.

A female highschool teacher must deal with sexual harrassment from her students and being trapped in a love triangle with two men, neither of whom has any interest in marrying her.

Nikkatsu Roman Porno

There is an old Western-style mansion on a cliff overlooking the dark sea. It is "Aoi no Yakata." From the window, Madame Marie, her master, and Harukawa, her teacher of grace, watched a young woman walking along the beach. Marie's eyes flashed under her mask, and Harukawa silently left the window and got into the car with her servant. This is the beginning of the "slave hunt." Harukawa, holding a whip, started dancing in front of Miyuki, who was walking along the beach. The servant Takeshi approaches from behind. "No!" Miyuki desperately resists, but she is no match for Takeru's strength...

Kizaki kidnaps Yuriko and engages in a rape and torture session with her, which he photographs. With the photos, he blackmails flower arrangement teacher Yumeji, Yuriko's older sister. Rather than allow him to shame her clan by sending the photos to the media, Yumeji goes to Kizaki. Kizaki then proceeds to rape and torture Yumeji, who was his true desire all along.

After an indiscretion with a younger man, her jealous husband disciplines poor Miki. He teaches her how to become the pig that she really is.

Two women, Tokiko, a ceramic artist, and her apprentice, Haruka, are in a relationship. The couple is not an intrinsic lesbian, but they fell for each other by chance.

Shinji is a middle-aged, sleaze film director who used to be famous. He hardly goes back home and moves from one woman to another. In spite of his idleness, women are very fond of him and look after him compassionately for whatever reason.