Ugly Bastard Anime
Ran - Sem
After the disappearance of her sister and finding out she had joined a suspicious enlightenment group seminar, Riko enlisted herself into the course to find her but the only way to reach the same course as her was to rank up and the only way to do so was to help others release... that being through sex.
Reijou Caster: Ingyaku No Wana
GUIL-TV station is a nest for a huge underground prostitution organization. Its directors feel the need to increase sex appeal of newscasters and that's why they use casters as sex slaves.
Reiju Gakuen
When the new instructor arrives, her lesson plan is filled with debased acts and sinful examinations. And the only way to get some extra credit is to volunteer for some hands-on learning!
Ryoujoku Guerrilla Kari 3
There is a spaceship called Victoire. It keeps winning and never loses. The ship is controlled by young and beautiful women, and their victory always boosts the morale of the team. But the ship and its secrets are sold to the enemy after the war, and the women are confined in prison. They have nothing to protect themselves...
Seifuku Shojo The Animation
Teen-aged (and well endowed) school girls getting raped - by their teachers (the first episode), by some businessmen who mistake the girl for a hooker (the second episode), by a classmate in mad love with the girl (third episode) and finally two sisters being raped by the school janitor.
Shusaku
This immensely popular h-series has been said to have changed the history of adult animation with it’s scenes of violence, perversion and lust, filled with hardcore sex and unusual sexual fetishes! It consists of three different anime titles each with their own series of releases; Isaku, Shisaku and Kisaku. They are named after the three sadistic brothers whom they are about.
Unbalance
The Hungry Bear is a restaurant where carnal appetites are satisfied to order. The waitress, Mika, has just uncovered the secret life of her late sister, a woman who would perform any sexual act, no matter how bizarre! But the secret's all in the sauce, and Mika vows to service her clientele's insatiable appetite for the exotic!
Yama Hime no Mi
Based on the doujin by Sankaku Apron (doujin circle of Sanbun Kyouden). Separate stories about sons witnessing their mothers gradually being taken over by lust and pleasure.