Nightmare x Deathscythe: Hangyaku no Resonance

Struggling yet brilliant, 19-year-old Minato Sahashi has failed his college entrance exams for the second time, resulting in him being regarded as worthless by those around him. However, the course of his seemingly bleak future is altered dramatically when a beautiful, supernatural woman falls from the sky and into his life. That woman, Musubi, is a "Sekirei," an extraterrestrial with extraordinary abilities. Recognizing the potential of the Ashikabi gene within Minato, Musubi kisses him, initiating a bond between the two of them. This drags him into the high-stakes world of the Sekirei, where he and his new partner must compete against others in a battle for survival called the "Sekirei Plan." However, unbeknownst to the contestants, there is far more at risk that what the competition initially entailed. Manga series by Sakurako Gokurakuin.

The story begins with Keita Suminoe, a male third-year junior-high school student studying for his high school entrance exams. He is living in a home with his older twin stepsisters, Ako and Riko, who share no blood relation to him, and they help him prepare for his exams. Even though he initially dislikes himself for it, he begins to become attracted to his two step-sisters, and his two parents encourage him to eventually get married to one of them.

The story takes place in Japan in the early 21st century, in an alternate reality where the Tokugawa Shogunate has remained in power. In this reality, student councils are tasked with oppressing schools. Yagyuu Muneakira is a high school student who rebels against his student council with the help of girls who've had the names of famous samurai heroes passed on to them.

One day, humanity was invaded by another world. Having experienced that battle, known as Other World War I, humanity moved to marine floats, built for emergency evacuation purposes, as soon as Other World War II began. It's around that time that Kizuna Hida is summoned by his elder sister and visits the Strategic Defense Academy Ataraxia where he meets Aine Chidorigafuchi, a girl who uses Heart Hybrid Gear Zeros to fight the otherworldly enemies. He has a tough time dealing with her, but when her Gear runs out of energy, the only way to get it back in action is to do something lewd to her!

Oreimo follows the daily life of an ordinary high school boy named Kyousuke Kousaka. Kyousuke’s younger sister Kirino is a pretty fashion model, but also hides a dark secret of being an otaku of adult games. Kyousuke is the only person to whom Kirino reveals her hidden obsession and other issues.

The story follows teacher and veteran solo camper Kensuke, who forms a camping group with four girls.

This romantic comedy is about Takeru Ohyama, a typical perverted teenage boy. His new school doesn't require entrance exams, and it just turned co-ed! Unfortunately, his dreams of a happy high school life are dashed when he finds out the school is much more than it seems. All of the students wield a special item—a Maken—to unleash their magical abilities in duels! Can Takeru find a Maken that works for him? Even while trying to fit in at a new school and dealing with all kinds of girl problems?

Sousuke Aikawa is a part-time worker who lives in a rundown apartment building where his only consolation is that the landlord is a beautiful woman and the girl who lives above him is cute. One day though, the ceiling above him creaks and... Bang! In from the second floor, directly above him, the cute girl comes crashing down on him…!? In an erotic encounter that can only be classified as a miracle, hearts and bodies are connected by chance. Then for some reason, he starts to live with both of these beautiful women!? Under this one roof, just what exactly will become of this crowded love triangle...!?

Every few years, beautiful female warriors from across the land compete in the Queen's Blade Tournament to become the ruler of the land. It's a series that loves violence as much as it hates clothes and complicated plots.

Male student Souta Tsukishima begins working at his family's public bathhouse as a back washer. While concealing her true identity, Souta's classmate Aoi Yuzuki visits the bathhouse. A relationship between the two begins to develop when Souta washes Aoi's back.

When Mafuyu Oribe and her adopted sister Tomo rescue a strange wounded man, they have no idea what they’re getting involved with or what the consequences will be. Alexander Nikolaevith Hell is an Iron Qwaser, one of many opposing factions of super-warriors.

In the Taiheimeji era, the Tokugawa shogunate values breasts highly, equating them with wealth and status. The Manyu Clan, government allies, know secret techniques for breast enhancement, detailed in a scroll. Chifusa, the clan's heir, flees with this scroll, rebelling against the oppressive norms set by her clan.