When you wake up after hitting your head, your sex drive will be multiplied by 4000?! Seigo Hasegawa, a man who has suddenly acquired a cheat sex drive, and his childhood friend An Yagami, who feels responsible...

Shinichirou would rather spend his life playing games on the internet, but sadly he's a heir to a company. His grandfather deems his current life-style unfit for a heir, so he throws him into a house with eight...

Aoi Kururi is an onmyou-ji who is studying smells at a private academy. He in fact hates using onmyou magic, but when a spell is mysteriously cast on his whole class that causes everyone to wet themselves, he...

One day, school teachers come as freeloaders to the inn run by his parents. Hiro Kazami, a high school boy, decides to take care of the inn and his future. Under one roof the forbidden harem romantic comedy...

One day when average middle schooler Koji Miyahara came home from school, he found a naked girl sleeping in his bed. To his surprise, she was a ghost, and her name was Alice Fujinomiya! Alice can only be seen...

Hiromi can't wait for her cousin Makoto to come live with her - but when "he" finally shows up, she gets a good deal more than she bargained for. Toshiki Yui turns a hentai fetish into the plot hook of this...

Ryunosuke Yanagida turns bright red whenever he gets flustered. He harbors a deep insecurity: He can't look a girl in the eye. One night, Ryunosuke accidentally witnesses his next-door neighbor, Ami Sasaki...

When the mantis-like aliens known as Kiseichuu descend on Earth, they have one goal: eradicate the human race. They do so by absorbing humans' H-energy–the sexual passion that fuels so many people and keeps the...

Tsuchie Takeshi has dreams of when he played with Hikari-chan as a child. He remembers her as a kind, sweet girl. However, one day on the way home from school, Takeshi is abducted and taken to a huge house...

Meet Kouyou Kotesashi, a protagonist with extraordinary massage skills! Aiming to become a sports doctor, Kotesashi is determined to score a special scholarship to medical school. Starting this spring, he'll...

Tooru Amano is a useless art student who keeps failing grade after another without being able to draw his graduation project. However, Tooru once attracted the public's attention with a painting he drew during...

When Sora enters high school, his homeroom teacher is a sexy gal with huge breasts and she's none other than the changed version of Suzune, the innocent girl next door who was his first love. As the teacher's...

Hamaji Youhei, a freshman in high school, lives his life aimlessly, lazing around all day. He can't keep up with his studies, no good at sports and won't stick with anything for long. Besides that he's a...

Regnard defies expectations by enrolling in the esteemed Royal Academy of Lasarzia despite being a dropout. However, during the Blessing Ceremony, he receives a peculiar skill called "Blessing of Sleeping...

The 4-koma comedy is back, and this time around Gorou's crush on his sadistic, older stepsister Haru has reached the stage where openly sexual innuendos have become part of their everyday life. The pair's...

Kanzaki Hajime, overwhelmed by urban girls. He then change his mind, come back to his hometown Hoshihime village, but, the girls in that village also...!?

Hatano-kun falls in love with Arisugawa, who is the student council president of their school. Unable to confess, he is gifted by a deus ex machina when he innocently uses his cell phone camera to spy on her....

First princess in line to the throne of the Principality of Rivetaria, Lena Reena Rene Risheranto, is an overseas student in Hyuuga Nobuyuki's class. She has silky blond hair, clear blue eyes and a childlike...

Wataru has a hard time remembering his childhood. His parents divorced and since then he has done his utmost to relieve his mother of her burdens. On the first day of school his past catches up to him in the...

After an accident our protagonist Amagi Kouichi becomes involved with Itanami-san a well known beauty of his school and secretly a vampire.

The story is an erotic comedy starring a strangely developed boy who, although he has a threatening look, actually has a very bad time when he comes into contact with the opposite sex. One day, after helping a...