Blow Job Anime
Zettai Junshu☆Kyousei Kozukuri Kyokashou!!
Based on the erotic game by Softhouse-seal Grandee. In the near future, mankind is on the brink of extinction owing to a drastic decline in the birth rate of males. To counter the declining overall birth rate, the country has introduced a new law and the Free Sex Licence. This Licence can be presented to any woman, anytime, anywhere, and that woman is legally bound to have sex with its bearer. One night, Takumi receives one such Free Sex Licence and his life changes drastically. He has sex with Sara, a genius who's also curious about sex, and with Misaki, elder sister of his childhood friend Rin. Rin, who's secretly in love with Takumi, is extremely agitated by these occurrences. However, when Takumi inadvertently displays the licence in the classroom, Rin's first time is done in public...
Zoku Gosenzo San`e
So Gen is back from America and everyone is happy to see him. All of the girls missed him a lot. But it's too that bad his condition has not improved even with all the treatment he obtained. He wasn't able to cure his illness and to make it worse, a lot of very strange occurences have begun to occur in the school. People are fainting from loss of blood and vampires have appeared. Now it's up to Gen and his friend to solve this mystery.
Zoku Koihime
Musashi had come back to his village again. He had lost his memory about the four princesses who had been his childhood friends, and also forgot that he had sexual intercourse with them. Though he lost his memory, the village and his grand mother's house made him regain familiarity. He was welcomed at his grandmother's home, and met a girl named Tamamo. She said she was his childhood friend, but he couldn't recall her at all. At night, he was lured by a strange smell, and did things with Tamamo. However it was the beginning of the plot of a person who wanted to get revenge on the village leader using Musashi.
Zton Jingai Animation: A Beautiful Greed Nulu Nulu
Based on the doujin manga by Z-ton.