From: Easy Going Scans

Our protagonist Jo Cheul-Hee is a delinquent who enjoys picking fights and aims to take control of his new school where he gets transferred, but what he doesn't know is that it's an all girls school.
Being the only male student there, everyone thinks he is gay!

A box that grants three wishes might seem like a dream come true.
At least that's what Keita thought, but inside the box he finds a girl. And this girl is no genie--Maki's a devil princess, and she's come to take Keita's soul! But she can only take his soul after he makes his third wish.
So, as a sheltered demon with little knowledge of how to be evil, Maki must rely on her trusty guidebook to teach herself the ways of the nefarious arts and trick Keita into using up his wishes. Until then, Maki's going to live with Keita until he can't stand living anymore.

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18 years ago, a powerful monument was discovered on a mysterious island. The momument contained data only certain people could extract – who became students of the island’s school. By being able to extract the data, the students are able to summon a creature that they fight with. Of these people, Satou Taketora is your typical lazy kid who doesn’t do anything, hence he’s ranked dead last. But one day, he’s dragged into a battle with his old childhood friend, and to everyone’s surprise… his summon is more than meets the eye…

From Operation Boredom:

Meet Queen Sakura Himeko. She is smart, good at sports, and most importantly, beautiful. Perfect at everything she does, Himeko has lots of loyal supporters and followers. She states that her boyfriend must be as perfect as her, and kneel before her all the time. This is a qualification not many can meet. However, after switching schools, she meets Ozora Ren, a guy just as perfect as her… and somehow even better than her?! He’s now her new rival, and he’s definitely going to make life at her new school harder. What can Himeko do to stay at the top as #1?


Note: an omake was included in Megane - Hazushitemo Ii desu ka? as the third story Kimi wo Choudai.

From Yen Press:

Momoko is the only child of the Kuzuryuu clan, a powerful martial arts family with inhuman strength. But strong as she is, her father fears a woman will never be able to master the skills of the family. Unless Momoko marries and bears a capable heir, the Kuzuryuu line is doomed to weaken and die off! With this mission in mind, Momoko is sent to the rival Inuzuka clan, where she is to marry the son of their mighty leader. But Koushi Inuzuka abandoned the martial arts long ago. Now committed to his legal studies, the last thing Koushi has on his mind is marriage — especially not to the world’s strongest bride!

In the Middle Ages, jousting was a duel between knights who put their prides on the line in an effort to take down their opponent in one sweeping blow. Even with the changing of time, jousting is still being done. In one country it has gone from "duel" to "sport" and everyone, girls as well, is encouraged to become knights and take up the sport. One girl, Celia, is no exception. It was through jousting that she met her first love, a jousting student named Takahiro in her youth. However, before she could talk with him, tragedy struck in the form of a jousting accident and he returned to his country before she could approach him. Years pass and Celia has become a strong young woman. Attending Winford Academy, she studies the art of jousting as well as how to become a knight. It is a new school year and she sees Takahiro among the new students. Will she be able to approach Takahiro this time? Will she become a knight? Only time will tell as the story unfolds.

Yagimoto Kazuhiro is a high-school boy known for setting couples up, but in reality, he just wants to get a girlfriend himself. One day, a girls asks him to be her boyfriend...but its not what he thinks it is.

It starts from where the last season left off, Aito and Ashisu meet her new assistant. The entry of a new member. What story can she make out of Aito and Ashisu's life?

Follow the adventure of Caisar, the chef on the spaceship of Manado, a group of sexy monster hunters!

Keitaro has had great difficulty getting into the university of his choice and no luck in meeting women. In a desperate effort to go into seclusion and study for his entrance exams, he volunteers to take over running his grandmother's hotel. His plans are ruined when he discovers that the "hotel" is actually an all-girls dormitory and some serious distractions ensue.

Note: Won the 25th Kodansha Manga Award for Best Shounen in 2001.

From Shinnen:

The Hachiouji family hunts demons in the darkness. The heiress of the Hachiouji family, Takamichi, lost her older brother at a very young age. She isolates herself, but, one evening, two werewolf pups are given to her. After just a few years, they have grown quickly, and they even go to the same senior high school that she does!

After his happy-go-lucky lovestruck parents suddenly decide to go on an amorous traveling adventure, Yuki is shuffled off to live with one of his dad's old friends. He knows very little about his new living circumstances, save that his dad's friend is an author with three children.

Something seems a little off about the girl who's sent to meet him, the fidgety and overly anxious Aya, but he doesn't fully understand what's going on until he arrives at the house. Yuki, who has had very little to do with women thus far in his life, is now set to live in a house with four of them. The head of the house is actually an author of erotic novels, and she habitually forces her three daughters into embarrassing sexual situations. How will Yuki cope with his new life?

Saitou, a rather arrogant kid, announces his super power to his class on the first day of high school. He imagines that it will make all the girls swoon, and he'll be crazily popular. Unfortunately, his ability to bend a spoon looks more like a cheap trick than a super power, and everyone laughs in his face.

Soon he learns that he is not the only kid with superpowers at the school, and there is even a Super Powers Research Club. He soon finds himself dragged into the society of a friendly invincible girl, a violent telekinetic girl, and a mind-reader. Rather than being swooned over, Saitou appears to have the least impressive ability of the group! Is there any way for him to get the happy high school life he was hoping for?

A calm, quiet life at a new school is just what Aria needed. Unfortunately, it's not what she got! Chosen as Student Council President on her first day, Aria's attempts to just fit in are ruined by her nosy new classmates. Since she can't beat the use of her mocking former nickname, "The Lovemaster" she decides to go with it and turn the Student Council into a dating service! That's great for the school, but will Aria ever solve her own love troubles?

From Badam:

Izumi Koutarou's family have lived in Izumi Hot Spring for generations. But the spring suddenly dried up a couple of years ago, resulting in a huge family debt. As they prepare to skip town to flee from debt collectors, the guardian deity of the house, Konoha-sama, appears. Konoha-sama, (who was supposed to be a really fearsome god), appears instead as a cute girl--wearing no clothes. What will happen to their family debt problem? And what is the power of Konoha-sama?

Yaneda Shigeru is a guy living alone with his cat, Konbu, until she turns mostly into a human (she keeps her cat tail and ears) for unknown reasons. Though to Shigeru, this isn't a problem; he has a cat-girl fetish. The problem is, Konbu is stuck-up and wants everything to be elegant to fit her high-class tastes, even her name to be something more high-class. So, they each want to mold each other to their tastes; Shigeru an elegant butler, and Konbu an obedient, cute cat-girl. Will one of them win, or will they come to some sort of mutual understanding?

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 face on a developed body and her personality is that of the ideal princess.

In order to pay for the debt that his parents left behind, Gin accepts an escort job from the bill collectors of the Tokugawa Group conglomerate. The client is a girl named Hikari who goes to Tokugawa Private Academy. Using the experience he gained from his previous part-time jobs, Gin protects Hikari along with the other escorts, Suke and Kaku. However, Hikari seems to have a hidden secret...!?

Minazu Aruto loves reading novels and short stories so a classmate recommends a club that the school has called Philosophia. The classmate doesn't really know what the club is about but the name sparks a curiosity in Aruto and he decides to find out what it is.

He goes to the old library on campus where he meets and is introduced to all three members of the group: Tomoe, Takaho and Kaede. Still without knowing what the Philosophia club is about, Aruto finds himself joining what he thinks is a literature club.