From Sherbet Lemon:

Kaphisilia Ailide is the daughter of a noble duke. Ever since the disappearance of her elder brother, her parents have put all their pressure on her. Everyday she has to have sword fighting and etiquette class. Days before her father's birthday, she went to a forest of her family's confer territory to get him a present. All of the sudden a death wolf leaped out and tried to kill her. And then this strange guy...

Lizia is reincarnated into an otome game world as a mob character.

She decides to live with two lives worth of filial piety, however, she has been betrothed to Bernhardt, the last villain in the prince' Route. This is the struggle of Lizia as she tries for a peaceful life.

Xiao Man, the beloved heir to the north area's martial arts club, suddenly decides to transfer to a south area high school to pursue "him". However, on her first day as a transfer student, everyone –including the teachers– mistakes her for a male delinquent. How will she get the boy she likes to see her as a love interest instead of a "buddy"? Adventure into the life of Xiao Man!

A collection of one-shots... 1) A long time ago there was a princess who was not afraid of the silver demon. Now after several years she has been reincarnated...

The new series will take place in the same setting as the original Fruits Basket, Kaibara High School. It will feature a new female protagonist named Sawa who enrolls at the school.

From CMX:

Souka and her recently divorced mother move to a new place to start over. In looking for a school to enroll in, Souka decides to leave her preppy, private high school behind and transfers into a technical high school. To her surprise, she's the only girl student in the entire school! The first day of school is nothing like she ever imagined -- boys crashing through the window, fighting for all they are worth. One day, the school's current "Bancho" (a term for a gang leader) ambushes Souka. Determined to protect her, Yu, one of the classmates, comes to her rescue, but Yu ends up in a struggle. Trying to help, Souka swings her book bag and ends up taking down the Bancho herself! What Souka didn't know was that when someone takes down the class' leader, you became the leader of that class. This wasn't a role she was expecting for herself, but will she be able to relinquish it?

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From Esthétique:

Due to family problems, Hirayama Souka tranfers from a private high school to an industrial high school. However, upon entering the school, she finds out that there are 850 boys in the school, and that she is the only girl there. Apart from the great disparity between the number of boys and girls, she also finds out that gangsters still exist in this era. Furthermore, a conflict has erupted between her classmate Katou Yuuni and the gangsters. Thus begins Souka's eventful life in the industrial high school...

Rebirth and come back, Mu Yunyao believes in three points: firstly, don't be kind to others; secondly, remove out the source of the trouble; thirdly, don't believe the true feelings. So, she is ruthless and unscrupulous. Instead of enduring, she would rather stir the world upside down. But after a encounter, there is always a cold prince following her and wanting to marry her...

From Ikemen Manga:

Sae's been going out with the handsome and flirtatious Shun for two months already. He’s selfish and a bit naughty, always teasing her, but before she knew it... she had fallen in love with him...? A blinding love with a stubborn boyfriend! ♡

Struggling between school and his parent's constant fighting, a boy strives to go to university in order to leave his home. One day, he receives a strange message predicting that he will be killed by himself in 100 days...

My first love isn't over yet --- Zakuro, who died after being run over by a car at the meeting place for her first date. Mikito, who was withdrawn due to shock, vowed to revive and made his university debut, the first joint party! When I thought that it was a good feeling with the beautiful woman I met, Onoda, a ghostly ghost appeared?! "Because I can't become a Buddhahood until I have a lover more than me." A crazy pure love story between two crazy people!

From Friendship Scans:

Princess Rosely’s fate was sealed when she first picked up a sword to try to kill an evil wizard. Little did she know the legendary Lucilys, Sword of Light, had chosen her to be its heiress, bringing her peaceful life in the castle of Altodias to ruin.

Soon, the young princess encounters the pain of losing all the people that she loved, and being separated from her twin brother Rolant, the heir of Silvan, the Sword of the Moon. Rosely would have been even dead floating in a cold river if she had not been saved by a handsome green-eyed king of the Alf.

Growing up as the king's foster daughter in Alfheim, Rosely learns magic and martial arts from the Alf, only waiting for the day she can avenge for her lost country. Will she be able to fulfill her will? What does the fatal sword Lucilys have in store for her? Will resentment drive her into insanity? Who was the one behind all her misfortunes? And who could have been the chosen owner of Soles—Sword of Sunshine, the third one in three ancient magic swords?

This fantastic tale will make you want to believe in fairies again!

After the death of her parents, Himura Ryou is taken in by grandparents and starts to attend the super elite high school, Souseikan Gakuen. Ryou gets lost within the school's spacious area and it leads her to a guy wearing tuxedo. He is Kanzawa Hakuou who attends the butler training course [B (Butler) Class] knowing that Ryou is...?!

There is a girl who is about to be destroyed. Everyday feels like a nightmare. All the gossips she hears tears up her smile. So who will be the one who'll change her world?

Love, is a war. Bloodless, but leaves you in scars; the more you spend, the more you lose.

From ShoujoHearts:
The heroine Hitsuji is nicknamed "Kigurumi-chan" by her surroundings. While she is friendly with everyone thanks to her easygoing personality, she is distressed about not being treated as a girl. She's always had an unrequited love for her classmate Touya, who always quarrels with her.
One day, the number one popular boy in the school and the student council president Fujiwara-kun suddenly gives her the new nickname "Mojako".

From Transcendence:

On a hill overlooking the sea, in a town that retains its old-world beauty, a new and gentle love story begins!

The titular character, Yomogi, is a high school freshman who sees her friends falling in love, but she prefers money over boys.

From Chibi Manga:
You like that person right? And that’s how it started. A shuttering, saddening, deep pure love story will start.

Taken from Fateful Encounters:

Prashian is an aristocratic line gifted with 500 years of life and special powers. Elan are "normal people" who live 100 years.

In this place where these two peoples live together, there is a Litra Palia living in among them without knowing her own name. Following the orders of servants, she lives off the charity provided by the Prashian among the Elan. She is but a pet.

Suria, who has just been appointed as the new “Spirit Princess,” is reunited with her childhood friend, Reiss, with whom she had a falling out. Several years have passed since that bitter memory and Reiss, now known as the heartless “Devilish Knight,” is entrusted with the important task of being her escort. The two now have to travel together, bringing out Suria’s old wounds and a secret that Reiss has been hiding…