Collaboration Works

Yuuichi Mitsui lives alone in his new college life, when suddenly his younger sister Hana is going to spend the summer with him. The reality is that Hana is stupid and since she loves milk, her brother will help her to be clever with the "milk" that he produces...

A guy in manga cafe gets a harem thanks to a very anormal "illness".

Kenta Suzumura is an unemployed man who one day meets his exuberant and sensual sister-in-law; Alisa; a girl from the country of Russia. In the absence of his brother; Kenta will take advantage of the situation to perform any perverted act with the innocent and ingenious Alisa.

In a certain mountain.A little fox who was caught in a trap and was in danger of dying was saved by a human man.When the fox asked God to repay the man; the little fox turned into a cute little fox girl.However; when the fox girl went to see the man; he was already on the verge of dying.In order to fulfill the man's last wish; the fox girl decides to become the landlady of a deserted hot spring inn."... don't worry. I will definitely protect this inn."But the fox girl doesn't know human common sense.In order to protect the inn; she serves customers with her biased knowledge.A naughty service from a cute and healthy new landlady.She was attracted by the rumors; and gradually customers began to come to the inn.Transform from a small fox into a little girl!?

A group of explorers gets stranded on an island where 99% of the population is female. As they try to adapt to life there, romantic and harem situations begin to develop among the group.

Based on an erotic game. Arahama Yuu has 5 friends with benefits. One day; her sex life takes an unexpected turn. One of his friends; Shimizu Misako; who is also a co-worker; had been sleeping with him on the understanding that they were getting married. However; he only considered her a sexual friend of hers; and also revealed the existence of the other 4. Enraged; she makes him gather all of her at the same time in her apartment. Shimizu discovers that Arahama has surrounded himself in the company with many beauties with very different personalities. Shimizu demands that Arahama stop having casual relationships and marry one of them. However; the situation is so heated and confused that Arahama somehow ended up proposing to all of them. In the days that follow; Arahama visits each of them individually in an effort to withdraw the offer of marriage from her.

After becoming a tutor for his sister Miu and her friend Riko, Kanata quickly discovers that he is much more popular than he makes himself out to be.

Tanaka Daisuke, a college student living alone in a small, rundown apartment, has an unusual relationship with his landlady, Asou Miyuri. Every time he pays his rent, she offers him sexual services as a bonus. Although Miyuri has a youthful, childlike appearance, shes an adult woman whos bold and open-minded. At first, Daisuke feels shy and uneasy, but he soon begins to look forward to their monthly encounters, filled with erotic games and provocative situations.

Based on the erotic game by Grand Cru Bourgeois.