Hosaka Taihei is a handsome medical examiner and he just switched jobs...to be a nursery teacher!! It's the first time he's experiencing difficulty in keeping a conversation with two years old. Isn't it cute to see an evil faced new nursery teacher? The start of a complex love begins in a kindergarten!

From Transcendence:
As the war-torn kingdoms vie for power in Ancient China, a deadly yet beautiful struggle also emerges in the seraglio of the King Xun, the King of Ding! In order to gain the terrifying King Xun's favor, Ninghu's family is determined to make her the future Queen, but King Xun is not interested in his concubines at all.

Not willing to become just another neglected concubine, Ninghu disguises herself as an eunuch servant to her brother Yuanren, the second most powerful eunuch and adviser in the kingdom. However, the moment that she enters the Scarlet Palace, Lingyu, the most influential and favored eunuch, suspects that she is a girl and begins to investigate her.

With the mysterious death of Lingyu's original servant, Ninghu decides to become Lingyu's personal servant in hope to approach King Xun. However, King Xun is absent from the palace, and as time goes on, Lingyu and Ninghu become more and more attracted to each other. Could they have fallen in love with each other?!

From Hanashi:

The start of high school life. To the girls, that also meant the start of their love lives. For brand new first year student, Takahashi Nanami (Nana for short), it was no different... She happens to end up in the same class as the incredibly popular Yano Motoharu, who rumors say that two thirds of all the girls are guaranteed to fall in love with. But will that hold true for Nana, who says that if she had to choose between like or dislike, she'd say she dislikes him!?

Note: Won the Shogakukan Manga Award for shoujo in 2005.

Jang Yumi works at the home for lost children at a department store. Her job is to make them as comfortable as possible until their parents pick them up. But it seems that it is not always easy to take care of these brats...

Kang Chan and Seyeon have been close friends since they were young after being introduced by their parents. After entering high school, Seyeon suddenly received a confession from Kang Chan and became aware of Kang Chan since then. Meanwhile, Naeun is displeased with their relationship. The trivial and noisy story of their love triangle and those around them...

Summary by amoxi:
A new big beautiful guy is transferred in Hoshino's class. Wait! He's Ichinose, the troublemaker of middle school. At that time Hoshino has written a love novel between Ichinose and his new stepbrother. When the novel was discovered by a classmate, they make fun of them and triggered Ichinose's wrath. Then ichinose transferred. Maybe was Hoshino's fault? And now he's back!

After her Grandmother, her last family member, pass away her beloved teacher proposes to her. But to her surprise her spouse already has a son - the popular, and kinda mean, boy sitting next to her.

Kotaro is always writing letters to Eliza, the girl he likes, but never has the courage to give them to her. One day, a hungry demon called Colchette wanders into Kotaro's garden, attracted by his collection of letters, and encourages him to confess his feelings to Eliza.

From Omari's Sister:

"Pika Ichi" is the story of two painfully shy teens who love yakuza movies. An incident at school pushes them over the edge, and they decide to drop their mousiness in order to dispense some "justice."

Original Webcomic

An 18 year old girl that is in love with her step brother who is same age as her and goes to the same school. She leaps through time and finds herself all grown up... what will happen on this crazy adventure to find true love? Stay tuned to see an amazing story of a high school girl's first love that will be a thriller to read.

From The Zero Alliance:

As a child, Ichinose was given whatever he wanted. Now it's his dream to take over his father's company, but Ichinose's father believes that he is too selfish to manage the company. When Tsubasa takes the last pudding at the cafeteria, and won't let Ichinose have it, no matter how much money he offers her, Ichinose asks Tsubasa to help him become less of a selfish person.

Komugi has lived most of her life at home, until one day when her father suddenly comes home with two tiny men. These two tiny men are the incarnations of legendary enchanted cookbooks. Komugi's Dad charges the two, French Cuisine and Japanese Cuisine, to live with and cook for his daughter. How will Komugi cope with the two tiny rambunctious and handsome guys?

Despite the danger, Kaname runs to his friend Takechiyo’s house when he saw it on fire. Instead of his friend, the one he encountered was a cat demon.
The next day, Kaname sees Takechiyo again, alive and unharmed… but his friend has become a different person. Kaname finds out the truth when he encounters the cat demon again…

Reki Asubino possesses a cursed mark on his hand. Because of it, neighbors and classmates avoid him; his parents have left him as well. Reki may be the only person left inside the Devil's Mansion... but he's not alone. He has a lot of servants in his house… however, they're just not human. He was given as many presents as he would please, but what he really wants is a human companion. One day, he finally gets what he had always wanted inside a box, literally. Though Reki didn't only get a human, but also a caring teacher... and a dear friend... or did he?

A young man called Gil wanders out onto a snowy mountain, hoping that he’ll die there. However, Gil is saved by Torta, a zombie who’s determined to find a way to die. The two of them form an unlikely friendship and learn that living

1) Super Boyfriend

2) So Special

3) Superguy's New Year's Dilemna

Set in Yokohama, this is the story of a vampire with a death wish and a priest with a "survival wish."

After hundreds of years, Mary - an immortal vampire who wants nothing more than to go to his final rest in peace - manages to discover the whereabouts of Maria, a legendary exorcist who has "Maria's Blood," which can be used to kill immortals, running through his veins.

However, this particular Maria is merely a descendent, and is himself clueless about vampire hunting. Despite that, having inherited Maria's Blood means he's constantly being targeted by vampires. Mary thus makes a deal with Maria: in exchange for Maria's discovering a way to kill him, he will protect him from those who're after his life.

Note: This manga is not BL.