Spin-off of Sousei no Onmyouji

The vampire Staz is one of the most powerful district bosses in the demon world, fending off everyone who dares challenge him. But secretly, the fearsome Staz is obsessed with human culture, especially video games, manga, and everything that comes from Japan! When a Japanese girl wanders into the demon world, Staz can’t wait to meet the human and learn everything he can about her world. Unfortunately, before he’s able to ask her anything, the girl is killed by one of his would-be usurpers, leaving just her bare soul behind. Staz vows to help the girl restore her body and return to her former life—especially since it means taking a trip to the human world himself!

Rakshasa Street, one of many Requiem Streets, a place where spirits and humans co-exist. Not all humans can enter a Requiem Street, only those rare-soul users with guardian spirits may. Xia Ling was just a normal university intern, but a chance meeting changes her ordinary life... In this world full of evil spirits, can she cooperate with her guardian spirit in order to survive?

From Fallen Syndicate:

The Magane infection turns humans into "Magane," monsters of corrosive iron. The Magane prey on others by devouring or infecting them. They consume entire villages, leaving no survivors of their destruction... until Alma and his group of friends appear. They possess powers far above those of a normal human: the power to kill the Magane. Alma and company save the young Tenkou from infection, and he soon becomes their guide to the legendary "Agartha of Shintetsu."

Prodigal pianist Morimiya Francois permanently injures his left hand and his musical career is brought to an abrupt halt. He plunges into despair with no other interests or skills to live for, but amidst the darkness, he stumbles across his video game doppelganger and is quite forcefully introduced to the world of fighting games. Where will this new hobby lead him?

Based on the cars of Initial D, the story is mostly about racing with trains.

A relationship with secrets and killing in the gangdom! Xu Taiyang thought, except Duan Chao, no one in this world is born to be against him. This bastard can drive him mad in three words, calling him a dog, taking away his friends and his girlfriend-- but no body think Duan Chao is a bad man, on the contrary, they think Duan Chao is a charming person.

From Seven Seas:
After millennia in hiding, Mina Ţepeş, the princess of the ancient covenant and ruler of all vampires, wants change. Using the vast wealth of the Ţepeş line, she has paid off the entire gross national debt of Japan and in so doing, gained the authority to create a "special district" off the coast of Japan that is to become the future haven to vampires the world over!
Now, on the eve of the landmark press conference announcing the existence of vampires to the world, terrorists and rival factions are plotting to assassinate Mina Ţepeş before she has a chance to make her world-changing announcement.

Note: The Special translated by Lust subs on 9/11/11 is a crossover special with Dance in the Vampire Bund and Asobi ni Iku yo!
Mina makes a guest appearance in Young Miss Holmes in The Adventure of the Sussex Vampire. The story takes place in the 19th century.

From Yen Press:
Maka is a weapon meister, determined to turn her partner, a living scythe named Soul Eater, into a powerful death scythe — the ultimate weapon of Death himself! Charged with the task of collecting and devouring the tainted souls of ninety-nine humans and one witch, Maka and her fellow meisters strive to master their weapons as they face off against the bizarre and dangerous minions of the underworld. But the meisters’ own personal quirks may prove a bigger obstacle than any sultry enchantress.

Taking place 15 years before the events of the main series GANGSTA:CURSED. tells the story of Marco when he was young. Back then, he was called Spas, and he was part of the Second Destroyers along with Striker, Beretta and two others. This time, the hunters take centre-stage and the epic showdown Begins.

This world, has been destroyed once before.
During 2060, A huge meteor crushed on the center of the North Pole.
Causing a global disasters, but, it also brings opportunities for evolution, "The Crystal From Other Side"
Humans home, soar in the sky.
Refuges filled with hatred, as the sky filled with endless crusade.
Number 85 District the Largest Fortress, slowly repelling the attacks from terrorists in the shadows.
Lu the new pilot who joined FD at the right time.
The "Original Impact of Doomsday" symbolizes the beginning of a new world.
This is the best and the most beautiful time in the history-
Until his appearance...

From MangaHelpers:
Mikado Shuuji is just an ordinary guy, but he has a very unusual knife that he uses for cooking. It's actually a famous short sword that marks its owner as the head of the ninjas, and now there are hot ninja girls coming after him to take it back. Hinamori Botan is one of those hot ninja girls, but her efforts to attack Shuuji mostly end up inadvertently stripping her. After she concludes that she does not want to steal the sword and kill Shuuji, she ends up deciding to serve him as a ninja instead. Now she must protect him from the other ninja that come to claim his sword and his life.

Outer space, the far future.

A lone seed ship, the Sidonia, plies the void, ten centuries since the obliteration of the solar system. The massive, nearly indestructible, yet barely sentient alien life forms that destroyed humanity’s home world continue to pose an existential threat.

Nagate Tanikaze has only known life in the vessel’s bowels deep below the sparkling strata where humans have achieved photosynthesis and new genders. Not long after he emerges from the Underground, however, the youth is bequeathed a treasured legacy by the spaceship’s coolheaded female captain.

Note: Won the Kodansha Manga Award for general manga in 2015. Won the Seiun Award for Best Comic in 2016.

Satoru spends his days listlessly in a factory town. The old man Segawa, a former Yakuza, lives in the room next to his cheap apartment. One day, Segawa tells Satoru, "I'll give you 5 million yen to put me out of my misery." Satoru hesitates, and Segawa sees through to the madness eating away inside him and begins to have a change of heart, and yet...!? A story of the filth of society and the dark path that Satoru takes -- on the edge of sanity -- with a gun and 5 million yen.

Amakawa Haruto is a young man who died before reuniting with his childhood friend who disappeared five years ago. Rio is a boy living in the slums who wants revenge for his mother who was murdered in front of him when he was five years old.

Earth and another world. Two people with completely different backgrounds and values. For some reason, the memories and personality of Haruto who should've died is resurrected in Rio's body. As the two are confused over their memories and personalities fusing together, Rio (Haruto) decide to live in this new world.

Along with Haruto's memories, Rio awakens an unknown "special power," and it seems that if he uses it well, he can live a better life. But before that, Rio encountered a kidnapping that turns out to be two princesses of the Bertram Kingdom that he lives in.

After saving the princesses, Rio is given a scholarship to the Royal Academy, a school for the rich and powerful. Being a poor orphan in a school of nobles turns out to be an extremely detestable place to be.

Three strangers ally with each other to survive a Battle Royale style game of death on a deserted island against other contenders. A lot of contestants have amnesia and each person has a life sustaining bracelet which heals wounds over time.

Made for promotion of game 'black survival'.