Akane, Minori, Hitomi and Rio are friends who are in the same class at a school out in the country. The four of them face the trials and joys of being a teenage girl together, from crushes and love letters to...

Shinichirou decides to look for a job in order to pay his rent, and his teacher suggests that he work for someone at their house, doing housekeeping. However, the person who hired him was Sakuya, a girl who is...

A noble girl as the titular heroine, she gets engaged somehow with another noble guy. Really weird stuff occurs in the four volumes, like the noble guy dies and his spirits possesses Juliet's cat.

Haruma's first impression of the new transfer student, Chitose, would be striped panties. Running into her in the hallway, Chitose's panties greet Haruma before they even know each other. Immediately, Haruma...

The story revolves around a girl whose boyfriend cheated on her with her twin sister. The girl gets enraged, but the twin sister then suggests "sharing" the boyfriend.

Akashi Eito has failed miserably on all high school admissions exams but somehow, he receives a letter of acceptance from a school he does not remember applying for. He nevertheless happily enrolls, expecting...

Long series of various golf battles, including a couple of strip-golf duels.

Keita Suminoe has two older (not blood-related) twin step-sisters who love him in a lustful way and have no problems expressing it. They even like to compete about it; much to the laughter of his friends...

In the medieval fantasy world of Alfheimr, succubus princess Astarotte Ygvar--the first princess of the kingdom of Ygvar--has just reached the age of 10. In the coming years, it is necessary for succubi to...

The story of a mysterious seal that links human mind with a toy, Imagine Banner, and Komitsu, who links with her figurine by applying Imagine Banners to her private parts and fights for the sake of her elder...

Yuukichi and Kisaragi Makoto are childhood friends, and in his memory, Mako-chan has always been an energetic, smiling, puppy-like girl who dragged him into all kind of mishaps she created. However, once they...

Two childhood friends run into each other, but one of them who is a klutz forgot something very important that day and now she is completely exposed.

Mika ni Harassment: In the first story, Mika makes a wish on a mirror to change the world into one where boys don't have ecchi thoughts when they look at girls. In the second story, Mika's school falls under...

Sunohara Momota just recently transferred schools to a quiet part of the country and is settling in. He seems to be fitting in quite nice and already has a couple of friends, a lot of them girls. First there is...

High School student Usami Touru bumped into his classmate Ayabe Reri, one day while taking a stroll. Ayabe is like an idol in their School. She is a usually a quiet and honest beautiful teenage girl. But by...

A very, very, short story about two sisters at the beach.

Nanako is an athletic and carefree girl. But she is too carefree, and she often ends up in embarrassing situations, most of which are witnessed by her classmate Kawara, who, like any normal guy, enjoys it very...

Nanako is an athletic and free-spirited girl that excels in every sport she does. Many of the sports groups at her school request her assistance at important matches. Where she excels the most is when she finds...

The adventures of Nanako continues.

Selection of stories from Nanako-san series, reprinted under a new title.

What would happen if ecchi accident tropes were caused by some kind of illness? Could be used as some kind of weapon?