From Taciturnity Scans:

Second-year middle school student Ayumu Kurihara changes classes and is seated next to the beautiful but strange Misuzu Tsukishima who dislikes boys. Misuzu can't get close to other people, but after being moved by Ayumu's sweet, honest personality she begins to open up to her little by little. Ayumu too is captivated by the awkwardly delicate Misuzu and the two of them become close.

V.3 (a.k.a. Second Season)
It's Shimizu Kanako's first day at an all-girls high school, and she's a little overwhelmed. Hoping to make new friends, she bumps into the odd and distant Kamei Ao, as well as her first three new friends: Aki, Rikako and Haruna. Of course, not all can be so sweet in the world of girls.

In the days of war, a baby fused together with a "shadow" called Blue Dragon, a legend among the "shadows". Because of that, he was locked in darkness from birth until recently, 15 years later, to prevent his shadow from activating. From the beginning, the only person he knew was his tutor who would come see him everyday. But "shadows" have begun to run rampant as they escape from "Noir" through living beings. Humans call for the release of Blue Dragon in order to help mankind; thus their journey begins to seal the "shadows" along with the strongest: their queen.

A collection of five sci-fi one-shots from the creator of Eat-Man, set in a world where people are still dealing with the repercussions of a war fought with aliens many years ago.

1. Kaminoko (神子)
2. Kowareta Tenshi [Broken Angel](～壊れた　天使～)
3. Kaijin (海人)
4. Tenshi no Yakusoku [Angel's Promise](～天使　の　約束～)
5. Tenshi no Sentaku [Angel's Choice](～天使　の　選択～)

From JShoujo Scans:
After three years Mimi comes back to the island where she had spent her childhood. She is greeted by her childhood friends Yousuke, Sumire and Hikari. Heartbroken in Tokyo, she has now came back to the beautiful island surrounded by the deep blue sea.
But among this four friends, friendship soon turns to love? A blue world spreads before your eyes, an unforgettable story begins.

Kayako Kirishima is almost ready to go off to college but is lonely and unsure of her future. Masami Endo is a girl who has been ostracized and made a social outcast for having an abortion. The two girls meet each other in class one day and become good friends. Gradually Kirishima falls in love with Endo and the relationship becomes more personal.

Two years after the end of Bloody Monday, a new threat emerges intent on destroying Japan. But what will happen now that "Falcon" has since disappeared? Who will face the deadly "Shooter of the Magic Bullet?" Tune in to Bloody Monday Second Season and find out!

It has been a year since Fujimaru Takagi disappeared and now he has appeared once again, as a terrorist.

A virus deal clinched in Russia on the Christmas eve. Purpose: unknown. Two clues: a mysterious lady "Maya," who is one of the gangsters, and "Bloody Monday," the keyword for the project.

Then an incident happened in far-distant city of Tokyo. Fujimaru Takagi, a second year student at Mishiro Gakuin high school, is commissioned to find out the truth by the Public Security Intelligence Agency, for his great ability as a super hacker. Now, Maya approaches Fujimaru as his high school teacher...

Onitsuka Miaki, freshman from Fujimigahara Girls' Academy Naginata club, are going to remote island that owned by her captain, Igasaki Kotone, along with 11 members to do a training camp. Legends say that remote island is a place where the worst bandits lives and have national treasure beneath the island. Everything still normal before one of their member got killed. Their live-threatening experience begins now. From Baka-Updates: 12 members of the Fujimigahara Girls' Academy's Naginata club arrive at a remote island belonging to the club president's family. Legend has it that the remote island had long ago been the hideout of a group of extremely cruel bandits, and that priceless treasures - the fruits of their plunders - are still hidden somewhere on the island. All is well until their club adviser and two members are brutally murdered. Thereby the curtain rises on the surviving girls' life-threatening battle with a bizarre masked killer...

12 members of the Fujimigahara Girls' Academy's Naginata club arrive at a remote island belonging to the club president's family. Legend has it that the remote island had long ago been the hideout of a group of extremely cruel bandits, and that priceless treasures - the fruits of their plunders - are still hidden somewhere on the island.

All is well until their club adviser and two members are brutally murdered. Thereby the curtain rises on the surviving girls' life-threatening battle with a bizarre masked killer...

When Shouta finally finds a clue to his missing brother’s disappearance, he mysteriously wakes up in a room he’s never seen before. The events of this room are broadcast online, and the only link with the outside is voice chat with the viewers of the broadcast.

In the midst of this extreme environment, a battle royale style murder game begins!

Kenmoto Kazuki is a 15-year-old high-school student who is late for school on his very first day. As he's running to school he sees someone on top of a wall that warns him not to go through the main entrance. Without a second thought he blurted out three words, "Please marry me!" From the shock the person falls off the wall where Kenmoto Kazuki discovers he just proposed to a man. This man was not just any man, but Morikeoke Akitou his homeroom teacher!

1-3) Love Minority
Isuka Yoshihito, a high school infirmary sensei, fell in love with a student, Shiina Satoru. However, after Sensei confessed to Shiina-kun, things started to go wrong. The mild-mannered Shiina became totally different and their strange relationship began.

4) Evening Grew
A high school reunion brings back memories for Hayashi Akira when he sees his childhood friend Tsujitani Masato. While Masato was easy-going and popular, Akira was quiet and deep and his intense affections and jealousy for his friend led him to destructive actions that would haunt him for years...

5) That Future that is Unknown to Us
At junior high graduation Kazuki confessed to his friend Makoto, only to get shot down. They've managed to hang onto their friendship, even though they go to different high schools. But lately Kazuki's love-em-and-leave-em gay relationships are starting to bother Makoto.

6) Paradigm Shift
Love Minority extra.

From Manga Abyss:

Hotaru managed to get in the same high school where Haruna-sensei teaches to see him again! However, on her first day there, she meets a very unpleasant guy who looks just like her beloved sensei...?

2300 years ago in China there existed a clan called the men of Bokk trained to aid and defend threatened cities with their lives. Kakuri, one of these men, is summoned to the little city of Ryo. Distrusted and even hated, Kakuri eventually gains the trust of Ryo's citizens as Tcho empire's vast army sets their camp on the other side of the river.

Bokko won the Shogakukan Manga Award in 1995.

Hinomiya is a quiet student who never says anything, but has a supernatural power. He saved Shijiro Sayu a number of years ago when she was falling, and since then she has considered him a friend. One day, an unnatural murder occurs, and a little girl escaping the killers runs into Hinomiya and Shijiro, with the supernatural villains not far behind!

From Shoujo Manga Maniac:
Body & Soul is a manga "wellness guide," and also a surprising and touching love story. The initial story of Miku's quest for health precedes a fantastic love adventure, where love appears little by little, and where we don't expect it...

A boy whose father fell prey to a book which drives its readers to take their own lives, a girl who tries to protect the boy from meeting a similar fate, a forensic pathologist who cannot forgive herself for the death of a girlhood friend, a mysterious used-book store - The Book Club - that only deals with books about death and despair, and a suicide which was committed in the ancient Library of Alexandria are all inexplicably connected in this unusual Korean horror story.

When a female student is abducted and on the verge of being raped, Boogiepop rushes onto the scene just in time to save the day. But Boogiepop's new male alter-ego, Akimizuki Takaya, finds himself in the middle of a crime wave with ties going back to the previous owner of the Boogiepop mantle.

This volume contains 4 separate but delightful short stories:

1. Bónd(z)
It isn't unheard of to sleep with your friends after having too much to drink. However, when that friend happens to be a guy as well and you both happen to have girlfriends, things can get a little complicated.

2. Situation
You and Akira, two childhood best friends who deeply love one another and want to get married when they grow up. However, their teacher told them it was impossible and wrong for them to be together. Despite that, Akira grows up to accept his sexuality. You-chan, however, cannot stop hearing his teacher's words each time he thinks about Akira. Will they get their happy ending?

3. Fairy Garden
Prince Fiona of the Roses Kingdom awakens each year at the season in which the Maiden Blush roses blossom. And his main motivation for waking up each year is to look at the smiling face of Daichi, a human whose garden Prince Fiona lives in. However, the prince's disappointment lies in the fact that he can never meet him face to face. But, with the help of a witch who wants to grant Fiona one request as his birthday present, he is finally able to stand next to Daichi till the end of the rose blooming season.

4. Sakura
Ayatsuji Yuichi, a poor salaryman, was ordered by the chairman of the company to live together with his grandchild for 1 month in order to let him experience the poor way of life. As unusual as the command was, Ayatsuji accepted and Asahina Ren, the future heir of the company, moved in with him. Ren, a 17 year old from a very rich family, has never done any house chores! So, Ayatsuji sets out to teach Ren how to cook, and clean and buy a train ticket (!!!) and in the process, the two fall in love with each other. However, as an heir to a prestigious family, Ren fears that he will be forced to stay away from Ayatsuji.