コールドムーン

Sexually abused as a child by her step-father, Kyoko is now an adult who lives with three other roommates, one of them a lesbian who's attracted to her. Amidst misunderstandings and more abuse at the hands of her mother, Kyoko is faced with a wave of murders, her mental state worsening.

A mysterious transgender murder group wearing black dresses appears. It is a brutal method in which the targeted man are raped and then killed. Ohara is asked to investigate and discovers the existence of a gay man named Shimizu. However, Ohara, who has always been interested in relationships between men, ends up having an affair with Shimizu...

Japanese nunsploitation movie from 1981.

Toriko is a sexually frustrated wife who gets involved in swapping games with her neighbors.

A wife gets a call from a man claiming to be from her husband's company. He tells her that he will come to pick her up on his behalf. But when he takes her to the hotel he locks her in a room and rapes her. The kidnapper then calls her husband but he doesn’t want a ransom. For reasons not yet known all he wants to do is to sexually humiliate her and to make sure the husband knows it.

What does the greatest actress, an elegant daughter-in-law of a rich family and a bride-to-be have in common? Their hard core party life in the past. While being threatened of being exposed, they get an order to seduce some men... These men are just a regular photographer, a handsome guy and a humorous guy on the outside but they all have a secret hobby of their own. The three men and three women run into each other and leave on the perfect vacation to paradise. However, everything was just a plot...

A magazine reporter is told to investigate the murder of a young man with ties to the gay S&M scene.

The year is 2016. As a measure against the declining birthrate, sex and marriage were subject to a license system. Yayoi uses undercover investigations to crack down on anti-establishment movements that see sex as nothing more than a tool for pleasure. At the top of the investigation file is Dongfeng, a popular newscaster who has denounced the anti-licensing movement. He has received multiple tips saying that contrary to his outward appearance, he is leading a hedonistic lifestyle... Yayoi immediately disguises herself as a fan and approaches Higashikaze, but ends up being at the mercy of Higashikaze's techniques...

Based on the infamous "Concrete-encased high school girl murder case" that took place from November 1988 to January 1989 in Japan. Junko Furuta, a female 17 year old high school student, was kidnapped and confined in a house by four other male high school students (all juvenile) in the Ayase district of Adachi-ku, Tokyo, where she was repeatedly raped, sexually humiliated and tortured in an extremely brutish manner for 41 days before she finally died after a particularly severe beating. The boys hid her body in a drum and filled it with concrete, but the body was nonetheless discovered a few months later.

Masamitsu Ichimori presides over a haiku doujinshi association, but behind the scenes he is actually running a sex club centered around doujinshi. Masamitsu's wife was trained and shown off to her coterie. The wives of the doujinshi also participated. Masamitsu's younger brother Hiroto, who lives with Masamitsu, is peeking in from the next room with a knife in his hand. He believes that he is possessed by something, and Hiroto sets out to kill them all.