Kei Sakai, a high school boy, had a problem. One thing led to another, and he was deeply uninterested in everything and had no sexual desire. Then one day, he learns of a mysterious, beautiful girl named Yami...

Midorikawa Ran, at the age of 24, has made her fortune off of the financial market and has since retired. She spends her days online in chat rooms and gaming, while her younger sister Hikaru, aka Pandora, takes...

Sasafune Miyoko, the nurse at a certain high school, is often asked for advice by the students. Almost every day someone comes to ask her about their worries, and this and that… But since these are high school...

Short synopsis: Think "Kampfer" meets "Infinite Stratos" Long synposis: The story is about a high-school student named Lihau Yuexiang / Tachibana whose goal is to be recognized as a manly man. The problem is...

Toguro-san, a shy and reserved girl, changes personality becoming aggressive and arrogant when she is possessed by snails.

https://www.cmoa.jp/title/213453/

Spinoff 4-koma comic of Nana to Kaoru drawn by Momose Tamami, serialized in Young Animal Arashi magazine.

Every time she opens her mouth, it's nothing but abusive language, and her problematic behavior never stops. The protagonist has had enough and sets a “plan” into motion…??!

Kaoru is in love with his childhood friend-turned-perfect school idol, Nana. Over the years, their relationship has become strained with the differences in their lifestyles, but Kaoru still wishes Nana would...

During their final summer vacation, Nana and Kaoru’s plans coincide when both find themselves staying at the same mansion in the countryside, with Nana being tutored by adult goods shop owner, Tachibana, and...

Nana and Kaoru are now third-years in high school, and tests are heating up. However, their ”breathers” are also heating up. The story takes place in the third year of high school, after the ending of the manga...

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...

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

Teacher, what are you doing here? You're not allowed here, and moreover. Well, yes, I can see that you're having a problem, but you really should. Wait, why are your clothes coming off? What's happening? Wait a...

Fujioka Tsunami is a middle school girl with a personality that packs a punch just like a tidal wave. She’s very outgoing and positive but at the same time, oblivious to many things, including her busty body...

Natsuki is the top female karateka in her high school. Beautiful and cheerful, she charms most people she meets. Most of the young men in her class would dearly like to be the object of her affection but she...

The Ultimate Mystery: A Girlfriend! Mikoto Urabe is a new transfer student in Akira Tsubaki’s high school class. One day, Akira happens to find Mikoto passed out asleep on her desk after classes have ended. He...

What you need is "inspiration"! This is the beginning of a youthful riddle-solving comedy! Saki Junino, a student at Meichi Academy, has the looks, smarts, and athletic skill to be the best girl at Myochi...

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

Negizawa Kamo once tearfully promised his weak childhood friend Kagyu Jubei that he would grow up to be a teacher who would not stand for bullying. Several years later, as a teacher, he meets Kagyu once more...

Looking for peace, Gen Suda decided to attend high school somewhere far from his home, in another prefecture, where his distant relatives run the local temple, which will become Gen’s new home and the start of...