From living under the same roof to then being classmates?! Ever since his parents passed away, Haebom has been living in Taesung’s house. And now, being a 12th grader, he enters the same class as Taesung, which makes the whole situation way more awkward. Living together 24/7, Taesung and Haebom's relationship is bound to change.

From Yen Press:

Pretty boy-crazy 5th grader, Myung-Ee, doesn’t really want to waste her time on class president, Yu-Da Lee, who doesn’t meet any of her requirements for eye candy… (Too short! Too young!) But when Yu-Da disappears one day, no one except Myung-Ee seems to remember him. Teased about her “invisible boyfriend,” Myung-Ee transfers high schools five years later in search of greener pastures (read: prettier boys). Only she finds herself face-to-face with some of the most beautiful boys she’s ever seen…and Yu-Da, now a class secretary, who doesn’t remember anything about her! Startled by this new development, Myung-Ee’s positively floored when she learns that she and Yu-Da are “Earth rabbits” being hunted by a clan of shape-shifting foxes, some of whom comprise the very student council that surrounds Yu-Da! Will Myung-Ee be able to save Yu-Da from these foxes in sheep’s clothing?

Rumours about a werewolf appearing on nights when there is a full moon quickly spread through Bato’s school. Bato suspects that his strange roommate, Kadirael is the werewolf, but Bato gets an even bigger surprise when he confronts Kadirael about his true identity.

Hiyomori is a strange boy; he always covers his body with long sleeves, is distant with his classmates, and is even rumored to hang out with the yakuza! His classmate, Hazama, is curious about him and one day he even calls Hiyomori beautiful. Disbelieving the comment, Hiyomori decides to show Hazama why he’s always hidden his body -- bruises and marks cover his skin all over. But what’s even more horrifying is the reason behind those marks...

Metropolitan police investigator, Tsutsumi, is an eccentric who loves solving cases above all others. Imprudent with a wicked tongue, he only needs to find a thin thread of clue to solve cases with his sharp intuition and insight.

Meanwhile, Tsutumi’s partner, Sakuma, is a newbie who got assigned to the Metropolitan Police department 6 months ago. But a certain incident caused Sakuma to change. Struck by curiosity, Tsutsumi embraced him when Sakuma changed from his usual demeanor and goes into heat…

Monsters were hunted for their Monsters Organs that are then implanted into humans to try to achieve eternal youth and eternal beauty. But the implants aren't always successful. Most have reactions to the implants. But a normal doctor cannot remove them once implanted. Asura is the last surviving monster and the only one that can remove these monster organs...

+ Yowamushi Pedal Manga

From CMX:
Kasche may have a talent for controlling beasts, but she's got a lot to learn about self-control before she can become a full-fledged summoner. When disaster strikes, her principal chooses her to avert it.
Joined by an unusual crew of allies both human and not, Kasche must recapture the relic from an evil summoner before she can use it to unlock the ancient Encyclopedia Verum and call up the most powerful monsters ever seen!

From Manga Abyss :

1-2. Sleepless Butterfly
The Kinase village is being called “a village protected by god”. Kaya and Rin were raised in a village that’s surrounded by a deep forest. Although they are brother and sister they aren’t related by blood. However, they get along well despite this. Although they are living together peacefully but there is a secret kept from everyone~!?

3. Kaze ni Hana ni Kimi ni
Erika meets Ryousuke, a boy from Tokyo that had a strong passion of swimming until he injured his shoulder, forcing him to abstain from swimming. Ryousuke, having loved the sea for a really long time, becomes really sad, and has lost all hope in finding another way to live. Erika wants to help him...
- Intercross

4. Monochrome World -
Ever since a certain Christmas Day when she was little, Jun has seen the world as Black and White. Even after ten years, her eyes are still like that. She doesn't want to tell anyone about her secret because she's already been "betrayed" once by a friend. After that, they were separated. Little did she know of the suprises in store for her...

5. Alice

From MangaHelpers:

The world is in a tense political situation, and one country has instituted a new mandatory education program for all children fifteen and up. It's a half-year program that puts the children through military training. Kazuki has traveled to an installation on Yurikago ("Cradle") Island for his half-year of training along with many other boys. Kazuki has no special physical talent, but he has a remarkably good memory. His closest friend in the training, Sai, is top-notch at everything and not particularly liked by some in their class.

One day, their relatively ordinary life in training comes to an abrupt end. Kazuki awakes to find the island facility in ruins. He has no idea how much time has passed, or what has happened. Soon he meets up with Sai and a strange little girl with a cat, and they begin to try to figure out their situation. What has happened to the island, and to their country? [tethysdust]

Toono has been having her class rep supervise her swimming practice. The two have never been together much before and have nothing in common. What could Toono's real reason for asking her class rep this favor be?

In a world quite different from our own, a young boy ventures into a forbidden forest and meets a girl utterly alien to him.

When Aoko was four, a meteorite struck her town. It then rained for twenty days straight, and the crater became what’s now known as the Twenty Day Lake. Two decades later, Aoko can’t remember the day the meteorite fell, or anything of her life in the town beforehand. And so she dives deep into the lake, searching for that something in her memories that she can’t let go of…

From Nekohana:
Title Story - After falling asleep in the snow Atsuki meets the fun and intelligent Kai who seems to be a bit sick.

Darling Smoker - Asahi decides to give up on all guys that smoke because of her previous cheating boyfriend and meets respectable clean Itsuru the class president, but shock, he smokes!

A collection of oneshots:

1. Plan: O.N.O.
Misawa has fallen for the captain of the school's track team, but doesn't know if his captain feels the same way about him.

2. Lip Service
Katsuhiro is the bad boy type, irritated due to his father always telling him not to make him look bad, he gets into the habit of stealing books. The only one who truly understands him is his father's secretary and his chauffeur, Yoshizaki. On the way to a celebration for his grandfather's recovery, things get a little... intense between Katsuhiro and Yoshizaki.

3. The Lucky Star of The Night
Shy Aoyama has a crush on his chief, Matsuzawa. After a night of a little too much drinking, Aoyama ends up at Matsuzawa's home...

4. Holiday
Natsuki, company president’s son, was forced to cancel his weekend plans to go on a family retreat in the family villa for a party. Unfortunately, his father arranged the party in hopes for him to meet with potential brides. Just as Natsuki was about to execute his escape plan to steal a boat, the dutiful bodyguard, Kishida, jumped into the boat with him… As fate would have it, the two ended up stranded in a remote island where Kishida started his feverish pursuit of Natsuki.
-Fantasyshrine

5. My Bodyguard

6. Partner

Extra. Stubborn Vice-President Nacchi

A girl makes the acquaintance of a monstrous creature who believes himself to be quite human.

Can you ask for love? Do you think you could earn the love from the person you like? If you lucky enough you might earn it, but most likely you won't. Yuka Kashino, a girl who's as stubborn as an eagle, she wanted to sell her friendship for someone more valuable, just to be really popular in school. How can " YOU" earn her love, how can she fall in love? Can Melvin win her love or let Kevin buy her love instead or got taken away by Hao, and what about the others?

Miyuki is high school student and loves basketball. She is involved in a love triangle. School affairs seem endless, will she find her true love?

A boy makes an innocuous wish on a shooting star, and the world ends.

From moetron

Total Eclipse is set in the same world as MuvLuv Alternative, at Alaska's Yukon base, test site 18, where first-class staff from all over the world regardless of country gather to work on new Tactical Surface Fighters.

The main characters are engineers and pilots and it features many TSFs that failed to show up in Alternative.

We've been best friends for years and vowed to be so forever more, but he suddenly said, "I don't want to be your friend any more!" I said, "Does that mean we can't be together forever?" To which he replied, "Well, there is another way..." But what is this other way? "I don't get it, but as long as he stays by my side, it's all good!" Or so I naively thought...