Sado Taro became a masochist, one that feels pleasure from enduring physical and or psychological pain, in middle school when his classmate, Yuno Arashiko, punched him. Now that he has moved up to high school with his friend, Tatsukichi, he wants to get rid of this sexual tendency and live a regular teenage life. He hears about this high school club called the Number Two Volunteer Club, headed by Isurugi Mio. The club is there to advise and help students in various needs and trouble. The only problem is that Isurugi Mio is an extremely violent and bossy girl, the type of person that treats Taro terribly and arouses him at the same time. Taro grudgingly asks for her help to solve his problem but what he doesn’t know yet is that his life is about to get really complex. (Source: MangaHelpers)

On the way home after filing for divorce, Kohei Kurose is hit by a car and is transported back in time to his high school days! Determined to enjoy his new life, he heads back to his high school, only to find his ex-wife, Yuuka, also there...?

"You" once again escaped from the prison to a high school where he became a transferred student. Now what kind of lesson was he going to teach his "classmates"? This is a direct sequel of Hammer Session and is placed 6 months after the original series.

An anthology of Trinity Seven: 7-nin no Mahoutsukai by various mangaka.

The story revolves around Takumi Tsuzuki, a boy who lives with his older "sister" Otome, although the two have no blood ties between them. Otome manages a run-down confectionery store called Stray Cats. One day, Otome picks up a mysterious beautiful girl off the streets. (Source: Anime News Network)

Kaguya is a boy in an all-girl's school for demons [fox spirit, succubus, werewolf, etc]. Being the only human was bad enough, but the added risk of his manhood being discovered makes for silly and unbelievable (deliciously envious) situations.

Hiiragi is a marginalized single girl who is tired of her job and tired of her life. But no matter how depressed she gets, she still has to eat. (Source: Monthly Comic Flapper, translated)

Homura Yuuya still can’t forget about an encounter he had over ten years ago. During the spring of his third year of middle school, in the rural countryside of Hokkaido, an art teacher by the name of Kiriaki Jun transferred to his school. With his flashy clothes and his frank personality, Kiriaki’s strangeness immediately caught Homura’s attention. After spending their days after school together in the art room, Homura begins to fall in love with Kiriaki. And one day, Homura asks Kiriaki if he will model for his painting. His desire, born from love, to spend more time together, brings about a tragedy that neither of them can imagine… A collection of works from Matsuo Marta, who writes many diverse love stories.

The manga follows masked wrestler Genzou Shibata, who likes all kinds of animals and creatures. One day he is summoned to another world, where a princess asks him to help kill magical beasts, but he gets mad and puts her in a German suplex. Instead, he begins life as a pet shop owner in the other world. (Source: Anime News Network) *Note: The chapter count reflects the original serialization before chapters were merged in the volume releases. The 12 extra chapters are also counted.*

An anthology focusing mostly on stories of side characters adapted from Papa no Iukoto o Kikinasai!

Kisaragi Maki is an ordinary high school student. One day, when she's going to help someone who is being beaten up by a gangster, Maki who don't know how to fight become the opposite person. What makes her personality can change like that?

Eight is a boy who yearns to have a dream school life, for it applies several tests to enter any school. With all this, Eight can not enter any school, except a school that he does not remember having done the entrance exam, later on when he arrives this school will discover a world of super people with ideals and skills out of the ordinary.