From MangaHelpers:

High-school girl Yui found a mysterious boy lying unconscious on the beach. This mysterious boy can't remember where he is from, only that his name is "Sid." After a confrontation with the locals, they discover that Sid is one of the human weaponry developed by the Japanese government, known as "Uncanny Brains" or UB. As the powers of the UB unfold before them, will Sid's arrival on this island spell doom for Yui and her friends?

From manhwa101
A young very talented hairstylist Hyunkang Kim, with an obsession for scissors, is one day recruited by an old man on the street. He later discovers that the gentleman in question was once the director of best hair salon in Seoul!

Accepting the offer thus begins his story. Challenges, friendship, overcoming past traumas, and delirious situations now fill his life! And there might even be time for some romance... ?

Jose lived a normal life until he met this girl, Maria, who was mysteriously targeted by unknown individuals. He got himself involved and was eventually killed by her pursuers. This event led to the awakening of Jose’s hidden abilities that brought him back to life; which unknown to him, is an unimaginable power that runs in his blood. He had been carrying in him the strength of one of the strongest Archangels who was foretold in the Prophecy of the Karmanics to be the savior of mankind. (Published by www.MangaMagazine.net) This is a Filipino manga.

For years, fans of the animated series (Avatar: The Last Airbender and The Legend of Korra) have been burned with one question - Wwhat happened to Zuko's mother? Finding a clue at last, Fire Lord Zuko enlists the aid of Team Avatar - and the most unlikely ally of all - to help uncover the biggest secret of his life.
An Earth Kingdom Scholar's points of view about "family" and governing with dignity motivates Zuko to set things right within his own family. He makes a deal with Azula, releasing her from the mental institution in exchange for her help on his quest to discover the truth about their mother, Ursa. Additionally, with the help of Aang, Sokka, and Katara, the five set out on a journey towards Ursa's hometown. Tensions between Azula and the rest stir trouble and an encounter with a wolf spirit delays them even more, though as they continue, they find their own dynamic to make it all work.

When Tokyo ESP meets Ga-rei...

From Kodansha Comics:
In the gritty, futuristic city of Neo-Saitama, the streets run slick with acid rain and blood. Here, an army of cybernetics-clad ninjas runs amok under the menacing rule of the Soukai Syndicate. As incessant strife wrought by a ninja turf war takes the lives of all citizens who end up in the crossfire, one can only hope to end the day without getting a suriken to the skull. But in these dark, tragic times, a spirit of vengeance rises to kill all wicked Ninja who terrorize Neo-Saitama. This crimson avenger is Ninja Slayer, and he will not rest until all Ninja have been slaughtered at his hands.

Kaju is a normal boy. But his life changes when he is reanimated by a necromancer who wants to conquer Japan. Whatever will happen next...

The love full of mistakes between my boss and me is about to begin?!

Just because of a single mistake, my life is about to go through an unbelievable change.

Drunken, Nagato Hiroki committed a mistake of one-night stand with a man who he barely knows! But, it was found out that his newly assigned boss, Kurosawa, is that man from the past he had one-night stand with!

Saving the life of the girl he loves, Sahu incidentally turns into a zombie. And now he's trying to survive in a stone jungle, believing that one day he will sing for the world.

After being reformed by the GTO, Eikichi Onizuka, the Twins of Terror, Riko and Miko Sakaki, leave their past behind and become members of the Disciplinary Committee at their school, Chigasaki Kahoku Private Academy, helping fellow students in need through an SOS messaging system. When an illegal prostitution auction ring is uncovered at their school, the twins set out to restore peace to their school and punish those responsible.

The story centers on Asuna, a girl who spends her solitary days listening to the mysterious music emanating from the crystal radio she received from her father as a memento. However, she embarks on a journey of adventure to meet a boy again, and thus comes to know the cruelty and beauty of the world, as well as loss.

Original Author's Comment:
"The death of a 19 year old high school girl. This is the story of the guy that hung out with her."

In the last year of high school, Ju Younghwa (19) is met with the suicide of his friend, Juwon. Right after her funeral, he gets into an accident that results in his memories being lost. Now, he slowly tries to learn about the past that lead to the death of Juwon.

1) Present
This follows the main character through three periods of her life -- ages 13, 18, and 21. Aki leads a normal life. She has friends, a family who cares about her, and a talent for writing. There's nothing seemingly wrong with her life, or herself for that matter. But when the the start of a new school year leads her to be in the same class as Yoshiko, a classmate a year older than her who still carries with her noticeable scars from the horrific burns she suffered from a fire, she begins to discover the best and worst in herself.

2) The Whereabouts of the Prince
For Haruka, Ami was a love at first sight. Everyone around him questions his tastes, calling her a plain Jane, but to him, it's as if she has a halo over her head. When he gets a friend to ask what her idea of the perfect guy is, she replies "someone prince-like." He takes this literally, and this sets him off on a journey to become the "Prince" of her dreams.

3) There's Something I Want to Ask You
Sae receives a phone call from Ayumu, a former classmate of hers. She finds it odd, because it had been years since they had seen each other, and back when they went to the same high school, she had never even spoken to her. When they bump into each other at their high school reunion, she finds that Ayumu has changed completely from her former high school self---with the help of some plastic surgery. With this chance meeting, they become fast friends, but there's something strange about Ayumu that she just can't put her finger on...

From StarryHeaven:

When you have worries, is it about whether or not you are short or about your new class? Those were the problems that normal high school student, Chiyoko, faced. However, one day she meets her childhood friend Chiharu and Chiyoko’s world changed. But when Chiyoko stumbles her way into a secret underground high class club, she is surprised to find the truth…

Collection of short stories:

• Yume ni Tobu Tori (A Bird in a Dream)
On Yuuga's birthday, after a huge fight, Soichiro suffers a heart attack--then he's hit by a car. But Soichiro gets a second chance when he wakes up two days before his accident....

• Iku Michi, Yobu Tsuki
Otsuji cuts through a dangerous park one night. He's attacked by hoodlums and thrown into a lake. There he meets the demon of the lake--and can't leave.

• Moment
Atsushi slowly recovers after being dumped by his ex-lover. His sister and brother-in-law, worried he's becoming a recluse, invite him out for a drink at their bar. While at the bar he is smitten by Kizaki, a beautiful college student. Before he approaches his crush, Atsushi gets a makeover from his sister (his fashion sense is deplorable). Things go much better than he expected. But, after their tryst, Atsushi has to work overtime for a week. When he finally makes it back to the bar, he sees Kizaki kissing someone else. Will Atsushi be forced to give up on his dream of love?

• Hana mo Arashi mo
The florist Nagasaki Kouta is 25 years old, but has the body of a child. He has known the 10 year younger Nagira Takerou since "Ta-kun" was a small child who always clung to him; but now the 15 year old boy always insults him and treats him harshly. What has happened to make Ta-kun dislike him so much?

• Mayonaka Taiyou (Midnight Sun)
Kakeru, Shouichi-san, and little Rurika are back in a sequel to Hohoemi no Nichijou. The unexpected visit of the sister of Shouichi's deceased wife convinces Kakeru that he's only a bother to the Konomi household. Will Shouichi (and Ruri) allow him to just leave their family?

------
Extra to Moment published in Reijin Festa 2011

The main character of this story is a girl with obsessive compulsive disorder. On a visit to her new school, she meets a fellow student, a "bad boy," and a handsome teacher. Things start to heat up later on, but who will she end up with?!

A tale about people who have to shoulder the burden of mankind’s progress…

From Fujoshi Bitches:

Being controlled by love and Eros,
the ''Paraside'' filled with pleasure, at that place!

Miharu is strong and beautiful to the point that he's called "black leopard" in the underworld. Although he's always picking fights everyday, he's actually "being raised". Yashiki, a calm and S guy who is completely controlled by the pleasure of thrusting toys into Miharu's backside. However, his right eye can no longer see. Eventually, that eye's secret, and his gentle kiss which takes Miharu by surprise, attracting Miharu.

Contains Unknown Letters / Ate Naki Tegami
A love story between high-school friends turned into a Yakuza and Detective.

What can you do when you get mistaken for murder? Nothing. You go to prison. Lucky for you, your inmates are some of the biggest cutthroats in the prison. Seriously, you are lucky. Especially when zombies attack.

The Empire of Britannia invaded Japan using giant robot weapons called Knightmare Frames. Japan was reduced to Area 11, an imperial colony, and its people referred to as the Elevens. At the time, Lelouch, a young Britannian boy exiled to Japan, vowed to his Japanese friend Suzaku that he would destroy Britannia. Years later, Lelouch is a high school student who regularly skips school to play chess and gamble. When he stumbles on a terrorist group of Elevens who are caught by a Britannian task force after stealing a military secret, Lelouch is unexpectedly reunited with Suzaku, who works as a member of the Britannian military. As the rest of the task force arrives, Suzaku is shot for disobeying orders, while the military secret, a young girl, gives Lelouch the power to make anyone obey any order. Taking command of the terrorists, Lelouch adopts the alias "Zero" and begins his rebellion to crush Britannia once and for all. However, his greatest friend soon becomes one of his most troubling enemies when Suzaku becomes the pilot of Britannia's new test model Knightmare, the Lancelot. Note: Storyline is a bit different than the anime.