My Life As

It's been six months since Yasunari ran away from home. He is saved from the streets by Fumi and Rino (Aurora Snow), and ends up living with them as their pet. Along with his friend Chie (Britttany Andrews), he is introduced to a new world of S & M, and group sex. He publishes his new sexual experience in a magazine, which ends up in the hands of his brother, Tomoyasu. Tomoyasu is desperate to find his brother. He is seriously upset after finding that his brother is enjoying his new life as a pet. When a new tutor, Serina, arrives unexpectedly, he takes out his anger and fustration of his broken home on Serina by forcing himself on her. Unknown to Tomoyasu, Serina is the friend of Yasunari's three masters! (Source: AniDB)

Kyonyuu Dosukebe Gakuen

Based on the erotic game by Interheart. At the protagonist school there is a famous club of girls said to bully and target men breaking them down with sex until they are like lifeless husks and move on to next victim, rumor says all of them combined have had over 200 sex partners. One day on train the protagonist is able to hear a conversation between college girls and club girls. Turns out they are all virgins who never had sex before. Unlucky (or lucky) for protagonist he is caught eavesdropping. That day they decided to silence protagonist by finally living up to rumors by making him the target of the club.

Koukai Benjo THE ANIMATION

Every month, one random girl becomes a comfort station as students and staff from around the school use the comfort station for pleasure.

Imaizumi's house seems to be a gathering place for gals

Some gyarus have decided to use Imaizumi's house as a gathering spot to play video games and eat snacks. When Reina gets bored with video games, she sets her sights on another toy in the house: Imaizumi himself... (Source: Fakku!)

Princess 69: Midnight Gymnastics

There's a secret competition called "dark rhythmic gymnastics". The entrees complete their beauty and lewd by their technique more difficult than rhythmic gymnastics. Haneoka Fubuki is a little brother-in-low of Haneoka Miku who's been missing. While he is looking for his sister, he finds her at the house of Tomomi, Miku's classmate. Acceding to Tomomi, she is trapped in the dark side of "dark rhythmic gymnastics". In order to help her out, he resolves his mind to become a coach of "dark rhythmic gymnastics", and he gets close to Fujimiya Koyuki who was chosen by Tomomi not knowing his fate... (Source: AnimeNfo)

Cherry & GAL's↑↑

Ruruna feel not confident in her Gyaru association (Gyaru term used for fashionable young girls). Because Ruruna had never had sex, so she could not participate chatting and telling stories with Gyaru friends who are always talking about sex problems. Finally, Ria offers to Ruruna to have sex with Ria's younger brother, so that Ruruna can have experience about sex and can come to tell stories with other friends about sex. (Source: Translated and Edited from Nekopoi)