In this school fantasy story set in the distant future, creatures contaminated by pollution have overtaken the land, forcing humanity to live in isolated mobile cities called Regios. One such city named Zuellni is a self-contained school in which freshman Layfon Alseif has just enrolled. Layfon reluctantly joins the 17th Martial Arts Studies Unit led by the third-year student Nina Antalk and embarks on a series of adventures.

This version recounts a slightly different version of Layfon's story.

From Potato-Land:

A girl named Nagisa Akira, is said to be the reincarnation of the Virgin Mary aka Maria's Daughter. The Vatican, realizing this, has sent one of its elite agents, Takagi Chrome, code named “Crimzon” to protect her. Chrome is one of the elite assassins directly under the control of the Vatican, used to carry out terrorist acts and the assassination of world leaders. Chrome's new mission is to protect Akira so that she does not fall under the hands of the Protestant English. Thus begins the journey to protect Maria’s Daughter, and to find out about Chrome’s mysterious demonic power.

The normal meeting inside the normal life. The slightly special destiny that becomes entwined inside it.

A Demon wants to turn into a human because she fell in love. This is the story of her turning into a human, with, a slightly realistic view as to what might happen..... Well, only if demons were real to begin with.

This is a manga adaptation of the otome game Clover no Kuni no Alice that focuses on Alice and Gray.

From Viz:
A contagious Monster Flu is spreading around town like wildfire. Can the town's troublemaker and his friends get the medicine in time to save everyone?!
Paifu, a half-vampire half-werekoala, is always getting into trouble. With his trusty sidekick, Jose the ghost, he's out stealing watermelons, befriending murderers and causing a ruckus. But not everything is fun and games when the contagious Monster Flu sweeps through town. If the sick monsters don't get some medicine within a month, everyone will die! But only the one who has the medicine is the Witch who lives high atop Horned-Owl Mountain...750 miles away! With the help of a former sumo wrestler, Paifu, Jose and tagalong Arpon are off on an adventure! But, will they get the medicine in time or will they become victims themselves?!

From MegKF:
This 4 volume manga is about Haruko, who, after her mother's death, gains her mom's familiar and her witch's name. Unfortunately, Silk, the cat familiar, has been unable to teach Haruko any magic but dream communication. But beware, if anyone finds out her witch name, she'll have to obey that person. Is this real, or is it all in her mind?

A school girl gains self-confidence, new friends, and a cache of chic outfits when she becomes the computer-programming magical girl, Corrector Yui. She must stop the rogue A.I. Gurossa (Artificial Intelligence computer program) and his hench-programs from taking control of the global computer network. In this future, all human activity is supported by computers, so it's possible to control the world using the network.

Important note: There are two versions of the Corrector Yui manga series. This is the original one that was written and drawn by Kia Asamiya and published by Shogakukan in Japan and does not have a release date in the States yet. The Corrector Yui manga published by Tokyopop is done by shojo artist OKAMOTO Keiko and is a manga adaptation of the anime series.

From Kotonoha:

Seventh grader Hayashi Renei is troubled by a strange dream: Her dead brother, who was killed in an automobile accident, comes back to life as Coo. The dream comes again the following night and then every night thereafter.

Coo's world is a cruel one--crueler than the real world, even--with its own share of pain, suffering, and sadness. Renei is searching for her house with her brother and others whom she meets in Coo's world so that she can return to reality and the land of the living...

1st story - Concrete Garden
Angels exist and Kashii Kiyoharu, grandson of the man who "created" the angel, has been hired to befriend him. His name is Toki. Kashii soon finds out why the scientists need him around. Toki is lonely, but no one wants to get near him unless it's necessary since he eats human flesh. What has Kashii gotten himself into?

2nd story - Clock Down
Everyone expects Tokiwo to go to a good university. However Tokiwo doesn't want to in order to "play it safe". One night there was suddenly an earthquake. The stone he was looking at started to glow and out of his floor comes someone who looks exactly like his childhood friend Jiu. Well there is a difference. This "Jiu" is dressed for combat and has a very large weapon. Just what does the stone have to do with "Jiu" and who gave Tokiwo the stone?

Includes four short stories:

• HELP!!

• Crybaby Betty -
Rika is always being bullied by one of her childhood friends, Yuusuke, but what is his reason for doing so?

• Koi Ai Dai Kaze

• Canary ga, Naita Yoru

Kentaro was a normal teenager in school in the country of Kenko, but when the neighboring kingdom of Sigma launches a surprise attack, he learns a secret about himself. Sigma warriors head for the Giria Academy where Kentaro attends in order to assassinate him. He and his classmates are saved by the Sanjuki, three of the most powerful and famous knights of Kenko: Tsubasa Sho Tenkuin, Shingo Go Daireiji and Kyonosukezaemon Dan Kuronokuzu. Kentaro learns from the Sanjuki that he is the heir to the throne of the kingdom of Kenko and his life will never be simple or normal ever again!

From Snow Kiss Scanlations:

Towa became a sweeper admiring the legendary sweeper called, “Orange-Eyed Messiah”. The task of sweeper, which requires to “sweep” the monsters Adys is quite hazardous. On his first real attempt at fighting Adys, Towa encountered Kei, a former sweeper who saved him from being killed.
Towa asked Kei to take him as a student. However, not only Kei plainly rejects Towa’s request, he tells Towa that he saw the “Orange-eyed Messiah” die!? An appearance by a mysterious man who seems to be connected to Kei showed up with a grudge from the past. Who is he and what is his relationship with the “Orange-Eyed Messiah”? Will Towa finds out about Kei’s past too?

From Yen Press:

Rescued from the darkness by Xeno, a mysterious swordsman, Claudia the Rose Witch is the foundation of the Crimson-Shell, a special division of the Red Rose—an organization aiming to capture the results of one mad scientist’s experiments, the deadly Black Roses. But when Xeno’s loyalties are called into question, will Claudia be strong enough to believe in her dearest friend? And what is the color of the rose blooming in Xeno’s heart—a deep, passionate crimson…or a traitorous jet-black?

From Manga-Heaven:
Long ago, a devil traversed the world leaving nothing but death in his wake. Eventually the demon was slain by the 10 gods who created the world. As the people began to worship the gods, the gods created 10 swords infused with their power to protect the world from evil and peace dawned upon the world once more...
Mirim is a member of the 10 Pillars Sword Guild and one of its elite earning the title of Crimson and the right to wield one of the swords forged by the Gods. Her companion, Ash Grave, is the devil of legend. Why is a swordswoman with divine power to protect the world paired with the demon that is said to be destroying it? Perhaps there is more to this legend than meets the eye...

From Seven Seas:

From the time she was sold into servitude as a young girl and told by a handsome demonic figure that she had a destiny to fulfill, Sheila’s childhood was anything but easy. After joining an assassin’s guild to undergo rigorous training, Sheila is later taken in by the dashing Prince Edvard to serve as both his housemaid and bodyguard. As skillful as she is with a blade, Sheila hasn’t a clue when it comes to courtly romance. While she uses her talents to help Edvard win the throne, can she stave off the many admirers who vie for her heart?

Carl van Hellsing has vowed to hunt down the vampire Elliot for eternity. But, that's exactly what Elliot wants. Implicit shounen-ai.

From Bliss:
In this universe, there are four worlds: Meikai, the center of the universe, Ninkai, the human world, Youkai, where monsters with shape-shifting forms live, and Shintenkai, the world of the Celestials. Shiba Yukinari is one of the few who are born of both Youkai and Celestial blood - during the day, he works as a detective, but also has the job of exterminating youkai. As he works collecting 'cores', or a youkai's source of power, he meets Riifei who that demands that Yukinari hand over his own 'core'...

Vol.1 Crimson
Vol.2 Crimson Crown
Vol.3 Crimson Chaos

Tsubasa has always been a little weird and detached, but when he gets dragged into a different world to rescue his supposedly lost mother, his brother Tokimaru knows that there is something more to his background. There they meet up with a mysterious character Shroud, captain of a pirate's ship, and he becomes an aid in their adventures. This is a very mild shounen ai series, but the story is very strong with lots of action, and all the characters are very memorable.

[From ShoujoMagic]:

Angela is suffering from a terrible illness that keeps her confined... One day a magician comes to her window to visit... Will his magic change her fate?