From Chibi Manga:

Oriyama Karin, 16 years old. She is in high school and... she's about to get married!

A story about a noble female knight and her attempts to lose her virginity to her husband.

The stage is set in the prestigious Private Joshi (girls) Oka High School, more commonly known as Joshi High. It became co-educational a few years ago, but females still heavily outnumber the males. So small is the number of men that it could be easily counted. While one would think guys would be pampered in such a harem school, the reality is far from heavenly. It is the world of female domination.

From MegKF:

A story about a young man named Kazuma who has to deal with the fact that his twin brother, Naoki, loves him as more than mere brothers. Will Kazuma return Naoki's feelings?

Avoid the BAD END! That's the goal of the villainess in this plot-twisting story!!
She has been reborn into the world of an otome game as the villainess, Irene. Using her memories of her former life, she recognizes flags indicating she's en-route to the bad end, so she makes a plan to conquer the last boss (the evil king Claude), make him her lover, and see if she can open up a new route!

1-2) Urahara to Jirenma
University freshman Tachibana Akeru hasn't had any friends or lovers, because people always assume what they like 'cos he has a beautiful face. One night when he's caught in a fight, Nishida Kimihiko saves him and asks if Akeru would like to live in the same apartment building as he and his two friends.

3) Yumiya no Tokushuu na Nichijou
Spin-off of the title story about the bodyguards.

4) Power of Love!
After meeting up in a fight, Naohisa is dragged to classmate Uno's house. There he meets Uno's father, a man who is more than he seems...

5) Please Give Me!
Continuation of Power of Love!

6) Jouzetsuna Yubi
Rendered deaf in a motorcycle accident, Tooru has trouble coming to terms with his new situation. One night he is scared by Tsukahara, an erotic novelist lost in the neighborhood, when he asks Tooru for help. Coming across him again, Tsukahara decides to be friendly as an apology.

A secret office romance between a recently divorced straight man and his honest, hardworking and slightly manipulative junior.

A collection of stories:

1. Black Outsider
Amano bumps into his crush Takase for the first time since high school almost 20 years ago. They go out for a drink but, a lovers spat knocks out Amano. When he wakes up he finds himself in high school again!

1.5. BurnOut
Black Outsider extra

2-5. Dorobou to Hatsukoi (A Thief and First Love)
Tachibana Yutaka has a face-to-face encounter with his guilty past when he runs into his high school crush Momoi. But Momoi has a secret too, and has no intention of letting Tachibana run away.

6. Dorobou to Destroyer

6.5. Dorobou to Hatsukoi Extras

There’s a famous person at my school. He’s a young high school student who’s a well-known novelist, and he’s good looking and smart. There are rumors that he’s a little weird, but teachers say that he’s quick at learning. It turns out that I have to confess to that famous person, Komaki-senpai, for my friend. That was the start of our friendship, but there’s a rumor that Komaki-senpai sleeps with teachers...

As the end of high school looms near, Mayuko is unhappy with her performance in the last mock exams. Nudged by her friend Megu, she seeks help from Haru, another classmate. They become friends, and maybe, just maybe, something more.

From Chibi Manga:

Here, young people, girls and boys, are living under the same roof. Mahiro is living with other people for the first time and everything is making her nervous and exited! Will her destiny will change? Will she find love? Or something else...?

Contains oneshots:
Natsu no Kakurega
Natsu no Ashiato
Unbalance ni Koishite

Onodera Saku posed as a boy up until the end of elementary school in an attempt to console her mother, who tremendously grieved the death of her elder brother. Seated right next to her, on the other hand, is Nishioka who grows out his hair beyond the usual length for boys and because of that is picked on. Following a conflict with his classmate he decides to cut it short. Next day he helps Onodera when her toilet bag is snatched away by that very same boy. Fast forward. Onodera no longer dresses like a boy and finally confesses her love to Nishioka, but is rejected. How did it turn out this way?

Evan Douglas despite being born in nobility, he was bullied by everyone in his family due to his low mana capacity and even more due to his black hair and eyes that does not run in the family.
The only person who is kind to him is his maid Serafina from the wolf beastman race that is of similar age and he is later exiled from the family and Serafina follows him. But either by luck or fate, after suffering a hit in the head, Evan started having dreams of a place with extremely high-technology beyond anything he could imagine, in it he saw dolls being controlled by some strange magic and glowing windows with moving pictures. These dreams lead him to develop a new magic he calls control magic, that does not belong to any of the known elements. Now Evan with his new abilities goes adventuring with his maid Serafina.

A boy named Park BongPal has psychic abilities to see, talk, and - get this - touch ghosts.

Shizuka is a very beautiful ojou, respected daughter of the Nishizono household. Her father's company is having a slightly rough time financially and as is usual in the higher circles, her dad is trying to solve everything by having Shizuka marrying a prominent talent or a heir of a big family in order to expand & solidify the business.... Shizuka is very respectful and loves her father a lot... but she absolutely hates having her freedom restricted, however her own father's pushiness has created the habit of forcing her to run away from the house every time an omiai looks too imminent.

Gisin, who appeared suddenly like a ghost, said something ridiculous like do you want to be my wife... Soon after, ghosts became visible to Eunah and started to chase after her wanting to eat her.

A single parent and salary man, Atsushi, met his neighbor Hiiro through strange circumstances. He is concerned about beautiful, but also somewhat lonely Hiiro, yet he was told "You've heard of vampires, right? Don't get close to me..." Even so, Atsushi can't leave him alone and makes a proposition...?!

The story continues where the first season left off only months into the future. Yuokai Gakuen has been repaired and the new semester is underway. Tsukune and gang are back, and more powerful then ever. Anti-Thesis's true identity is revealed. With new adversaries looming on the horizon, and something much more sinister than the gang has ever faced before.

Tsukune is battling with the monster inside him. With the help of Moka, Mizore, Kurumu, Ruby, and Yukari. Tsukune trains to get his vampire blood under control and the strength to protect what he holds dear.

The new season focuses more on the girls, their past, and their families. New confrontations await them. New friends and allies will join them by their side. Together they will discover the secrets of Moka's rosary, and her lineage...

After losing to the demon king, her soul got swapped with a weak girl. Tired of her former life, she decided to live the rest of her life as a normal girl instead! Will our heroine able to live a normal life? Or is there something more to this new life she received?

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After he was defeated, the Demon King used the last of his strength to trap the captain of the Holy Knights into the body of a weak girl. However, the Captain was a girl to begin with, so, tired of her former life and unable to return to her former body, she decides to live a luxurious life instead in the body of the noble daughter she's trapped in. However, her new family puts her in danger, so she tries to go to the church to prove her identity. In order to do so, she ultimately becomes engaged to the captain of the special task force. Will she be able to prove her identity and still live an ordinary life? What will happen to her relationship with her fiancé? And, is there something more to this new life she's received?