"Revenge is a dish best served cold."

3 years ago Tomoko confessed to her crush, but was rejected. On her way to the meeting point, she met a geeky guy who asked her to go out with him.

How will their story conclude?

In middle school, Yuna is constantly being bullied. The only person she can confide in is her cousin, Yuya. One day, a pair of strange brothers who have just transferred came up to Yuna and wanted to be her friend! Will she find some female friends in high school?

From AQUA Scans:

Closet-otaku girl Hirayama lives a peaceful and normal school life. That is until she meets the smart, handsome and popular high-school president and discovers his secret. Her peaceful and quiet world is now starting to fall apart.

All through middle school, Touto was the tough kid that people either fought, feared, or avoided. Resolving that his high school life will be different, he studied hard and entered a prestigious high school. Despite his harsh demeanor and odd behavior, he manages to make two friends right off the bat, two hopeful students who are also trying to recreate themselves. Timid Miyakoe, who is interested in the occult, was always overlooked in middle school, and she wants her presence to matter in high school. Chubby Yuta wants to erase his school history of being constantly bullied.

Everything is going well until Miyakoe disappears while investigating a scary school myth. Going after her, Yuta and Touto encounter a dangerous cellphone monster! When all seems lost, Touto's cellphone-strap good-luck charm comes to life to give him the strength to defend his new friends. It seems that Touto's high school life is going to be much stranger than he could have ever imagined!

From Toothpaste Scanlations:

Only the rich, upper-class students get to attend the private school, Ootari Gakuen. The ordinary girl who transferred to this campus was Oogisaki Minori. Minori originally dreamed of having a happy school life, but she never thought that there would possibly be a reputative Student Enforcement Council full of cute guys, who through their strict rules, control the whole school! Not only that, but on Minori's first day of school, she was picked on by them!

Also includes:
Happy Tea Time
Instead of going overseas with her parents, Nao decides to live with some relatives who own a cake shop called Peach Garden. The owners had to go to Tokyo so that left Nao with their three sons. Will Nao be okay living in a house only with guys?

From Manga Rebels:

These stories about 4 typical high school girls' love life are Yokoyama Mayumi first work.

1) A Real World
After 2 years Eri got back together with her ex-boyfriend.

2) Lip Lock
Nina made him break his "right hand" so she substituted XX (sexual favours?) to take care of him.

3) That Is My Weak Point
Risa's ex-boyfriend stole embarrassing photos of her, and now she wants to get them back.

4) Hotel Red Peacock
With the current course of events, Chika needs to make her bad tasting Love Hotel prosper.

Brothers Conflict manga focused on Tsubaki and Azusa.

In the year 20XX, the decline in birth rates is a serious problem. To counter this, the government has established an outrageous academy. The academy's goal: "To teach boys and girls how to properly date, and in the near-future create good families through marriage." In a school where the doctrine of "love" has gotten out of hand unfolds the ultimate love battle of two virgins!

N/A

Our main character, a college student named Haru, has some..."interesting" tastes. However, all he wants is to be left alone to enjoy the things he likes in peace and quiet. Unfortunately, were he to get his way we wouldn't have much of a story on our hands, would we?

One day a friend of his sees the contents of a certain book Haru has... a book containing some pictures relevant to Haru's "interests..." and, due to a misunderstanding, throws it out the window! What are the contents of the book? Where did the book land? You'll find out when Haru goes to get it back.

Of course it won't be easy, and he might even have a life changing encounter along the way (all thanks to that very same book.)

Ge Ming Ming is a foreign student who is also a gambling expert. Due to a certain incident, he is forced to return to a mainland high school to complete his education. But he has not gone to school before, and did not know what is work or even any knowledge of the subjects taught! To obtain a good result, he tried to use his tactics and cheated. In each examination, he, along with the teachers, monitoring equipments and a group of other students who want to cheat undergo a battle of the wits.

From Shoujo Crusade:

When she was young, her parents died in a car accident. Her only relative, her grandma, has also passed way. As such, Kiri is now alone and without support. On the day of her grandma?s funeral, an unknown young man named "Shiina" appeared before her. The truth was, her grandma had been funding this violinist...?

From Fujoshi Bitches:

Yukimura is famous for being ”beautiful.” It’s true that he’s both terribly beautiful and capable… However, he’s also somewhat ferocious. Although Kei is treated coldly by him, he continues to stay over at sensei’s place for spiritual nourishment. (laugh) Kei keeps getting stunned by sensei’s sweet love-struck side, but yet the atmosphere around him freezes when he finds out about sensei's ex-boyfriend. Will he be able to make such a charming person fall in love with him?!

Also includes “Strangler Fig”, a story about half-brothers which left a deep impression on readers when it was first serialized in a magazine

From Viz:

The comedy starts when the cross-dressing begins! The Kobayashi twins, Mego and Mitsuru, were named after historical figures, but only Mego has grown up with a taste for history. So when Mitsuru is in danger of losing his weekends to extra history classes, he convinces his sister to swap clothes with him and ace his tests! After all, how hard can it be for them to play each other?

But Mego can’t rely on just her book smarts in Mitsuru’s all-boys, delinquents’ paradise of a high school. And Mitsuru finds life as a high school girl to be much more complicated than he expected!

Vol. 1
Ohtaka is pissed! University baseball is not what he expected, and it’s all because of Chun, the odd little person who blithely chirps and constantly circles in his tall shadow. Everything Chun does only deepens Ohtaka’s scowl. His irritation skyrockets when Chun demands Ohtaka stay in the baseball club for his sake and steals Ohtaka’s first kiss!

When two people from Chun’s past are thrown in Ohtaka’s face, his agitation suddenly turns territorial—and he’s not sure why…

Will Ohtaka figure out this unfamiliar game that plays for keeps? Get ready for a fast pitch of romantic comedy and surprising love in Tweeting Love Birds!

Vol. 2
Chun is the prize in a game that plays for keeps. The only rule? No hanky-panky until after Chun is won!

News of the competition has traveled back to Chun’s dad, and he wants to know Ohtaka’s intentions toward his son. But Ohtaka hasn’t even told Chun how he feels!

Who will win Chun -- Shiratori or Ohtaka? The tension mounts in TWEETING LOVE BIRDS volume two!

The basketball event that happened that summer...

Ever since she was in fifth grade, Otome Yamada has longed to be a heroine in a play. This led her to join the drama club upon entering high school, but because of her unusual, anime-sounding voice, she has only ever been a stagehand. Undeterred, she tries to go to an audition for a play, but accidentally ends up at a recording studio for an anime series. Although she gets thrown out after unknowingly getting in the way of the recording, a talent agent impressed by her performance offers her a job as a voice actress. Spurred on by her dream, she eventually accepts the offer, leading her to working with the popular voice actress Suzu Ayase.

From Forbidden Garden:

Meet Ikeno Komaki --an ordinary girl with an ordinary life. Everyday is pretty much the same as the last, until today. Today she awoke from a strange dream hearing voices and has unexpectedly received an extraordinary new talent.

Sakura is childish and doesn't get why everyone wants a boyfriend. A few days before the Christmas Eve, her handsome childhood friend suddenly kisses her and makes her heart race. What will she do?

From Chibi Manga:

Keeping a secret in her, Ayu went back to her hometown. She decided not to fall in love anymore, but....?