From Aerandria Scans:
Our protagonist, Hikaru, is a member of the astronomy club at her school. On one beautiful starry night, she encounters a tall boy with blonde hair that looks almost white. However, he turns out to be...?!

1) Solely S, Absolutely M
Mamiya has gorgeous looks, terrific grades and outstanding sports reflexes. He’s very popular with the girls in his class, but seems to have no interest in them whatsoever. Sawako is the only girl who treats Mamiya like a slave. She thought there’d be no change in their relationship, but…!?

2) Jitter Bug
When Akane's mother died, she thought she was all alone in the world. Then she found out that her father is still alive and that she has three brothers. What will she do when she finds herself falling for her younger brother?

3) My Dear Cat
Hosoya Mizuki is a university student who has a boyfriend. One day on the way back from school she sees a beautiful cat with one blue eye and one brown eye which seems to mesmerize her. What will happen to poor Mizuki when she will meet a handsome guy with one blue eye and one brown eye and what about her boyfriend?

4) Bet!!
When she secretly took a picture of Saeki-kun, the no.1 popular guy on campus, she witnessed a scene she really wasn’t supposed to!? A bet has been made by him that if he can make her fall in love with him within a week, she'll have to delete that picture... who will win this bet?

5) Love Planetarium
Satoko Fukaya is heartbroken after being dumped by her boyfriend, because she was transferring to another school. While crying she is suddenly pulled into the planetarium by Nanasawa Kouki who seems to have taken an interest in her.

Extra) M's Dejection
Sawako continues to treat her boyfriend like her slave, resulting in Mamiya thinking about breaking up.

Randou Masashi, a self-centered, brash karate star, was the victim of a horrific bus accident that left him comatose, his face terribly disfigured by extensive burns.

Genius plastic surgeon Dr. Manabe saved Randou's life and went to work on his face, gradually reconstructing it based on a photograph found in the wreckage of the bus. But in a cruel twist of fate, the photo that the doctor used as his reference was not a picture of Randou, but of Rina Kurimi, the girl whom Randou has a crush on!

Ten-year-old prodigy Negi Springfield, has just graduated from magic academy, and in order to become a master mage he is sent to Japan to teach English at an all-girls middle school. But Negi has a bigger dream than just becoming a master mage. He wants to find his missing father, "The Thousand Master", the strongest mage that has ever lived. And he soon finds that searching for his father wont be as easy as he first hoped. In fact, it pushes him and his students into life-or-death battles that decides the fate of millions.

Recently rejected Saki Momota is having a hard time getting over her first love. While picking up her younger brother from school, Saki bumps into Akai Ryuuichi; the class delinquent who's rumored to be able to shoot laser-beams from his eyes. Could this day get any worse?

Riding high on the memory of a boy named Hikaru with whom she spent a day during her last year of grade school, Megu went through middle school without romance. Now that she's a high school student, she has decided she is finally completely over her first love and can look towards the future. But! Megu meets a pretty girl on her first day of high school who gives her a big hug, and her name is Hikaru?!

Note: this manga is currently on hiatus due to its author's copyright infringement. There has been no notice since June 2012 about its re-appearance.

Not particularly good at sports, not very popular, and not very good at school, Naoki's middle school years are filled with video games and erotic books. But one day, a cute girl called Iroha appears, claiming to be his daughter from 20 years in the future. Apparently, in the future magic has been discovered, and she has come back in time by magic to protect her beloved papa from a dark future.

Kohitsuji Project is about a boy being accepted into a prestigious school not knowing he is the "sheep" that is meant to let the vampires learn that humans are not to be treated like food!

(Side stories from both volumes are not scanlated.)

From CoyoMoose:

Lose a game of jan-ken-pon* and you have to confess to the person you love?! From that game on starts the pain, smiles, and tears of confession in this omnibus series!

*Jan-Ken-Pon is the Japanese name for Rock-Paper-Scissors.

Side stories of the "Saki" manga in 4-koma format.

Hikaru finds her little sister Akane irresistible, while Akane sees her big sister as nothing but a worthless pervert. Meanwhile, Hikaru's friend Shinobu, subtly vies for her (Hikaru's) attention while trying to help her deal with her siscon ways.

Tokyo Swordia, formerly known as Tokyo Metropolitan, has been ruled by the "Swordie" since the Third World War 70 years ago. These Swordie, natural-born swordswomen with an attraction to blades, more or less rule the country, and are considered upper-class members of society.

In order to raise his own social status, Kurou, a human, begins attending an academy of swordsmanship, surrounding himself with Swordies on a daily basis. How will he fare in combat against those born to fight?

From Storm in Heaven: Minami has been living with Kuriko's family ever since his parents passed away when he was a child. Over the past fifteen years, things have stayed pretty much the same, but when Minami unintentionally reveals his 'more than friendly' feelings for her, their relationship is changed irrevocably. This is a very funny, sweet story about two life-long friends who fall in love.

From Pink Everlasting Dream Scanlations:

Sakura Aki is a penniless high schooler who likes to cook and does other "unmanly" things. His grandfather and father are disciplinary on gender roles and beat up Aki everytime he does a thing that women would usually do, like cleaning. When his father leaves him absolutely broke, and with his grandfather realizing Aki's "unmanly" flaws, he sends him to live at one of the dorms at an all girls' school that he runs, a school where distinguished young ladies of the country attend, the Hanayashiki - Flower Estate-, to teach him a lesson.

He meets Kitahiro Renge, a girl with un-ladylike manners and a meat loving obsession. An encounter that's going to save Aki Sakura or just another problem in sight?!

In the near future, the National Police Agency establishes an elite covert paramilitary division called Minkei or Private Police in English to tackle violent criminals and gangs. Among its operatives include average school student Kou Shirashi and school idol Mikuru Nazume.

"You...are not human!"

That's how it started, when the hero Kazutoki Arai was taken completely off guard by Miharu Hijiri, who just transferred to his high school. Hijiri's true identity is an angel, with a mission to destroy demons and yokais secretly living in the human world.

This can only mean one thing...Kazutoki is one of them. The angel has Kazutoki in her sights; where will his destiny lead!? It's an other-worldly comedy like never seen before. Don't miss it!!

On a rainy day when Noa forgot to bring her umbrella, the ill-tempered & rude Takagi-senpai helped her out. Since then, Noa has been following Takagi Ren like his pet dog...

Aoshima Hitoshi is a second-year student in high school, who wishes he had a girlfriend. One day he wakes up for an unknown reason 10 years in the future, and he is married to the prettiest girl in school, Wagatsuma Ai! How has their relationship grown from mere acquaintances to husband and wife!?

From LuffyNoTomo:

Ryouga finally thought he was gonna get a place where he will be free of dirty messes. But as soon as he walked through the door, he found another guy named Keigo already living there and within one day the place was filthy. There was a slight mistake when it came to the rooms and until a new spot opens up, Ryouga will have to live with this messy guy. However, Ryouga has some rules in which they will follow - he will clean and Keigo will do the cooking because he's good at it. Daily life ensues between these two good looking guys.

This also includes two oneshots:
* Goin' Goin' Crazy
* Sayaka-Kun No Shizuku

Note: The two above oneshots have not been scanlated. Therefore, this volume as a whole is NOT completely scanlated

From Fantasyshrine:

The Instructor Demands ABSOLUTE obedience!!
A forceful love between an army officer and his student!?

During WWII in Japan, Yamato came to the Imperial Army Academy with the dream of becoming an officer! However, during his entrance exam, an elite instructor named Onizuka pushed him down—!!

The super scandalous love between an egotistic instructor and a prideful top student on campus!!