From MangaHelpers:
Kuroba Yo is a sadistic detective who enjoys nothing more than destroying his targets emotionally and psychologically through his deductive reasoning. Toiro Arata is a naive and slightly masochistic boy who gets duped by Yo into becoming his assistant, or slave. These two team up to become the "Black & White" detective, solving crimes and chasing after criminals.

Kanzaki Rei is an avid gamer, but one day he hit rock-bottom due to his debts. During the night while sleeping, a strange phenomenon happened and sent him inside the game he previously played. A world of life and death awaits.

A terrible creature has been plaguing the community: a man with a fishbowl for a head. When he attacks someone, the goldfish leaps out of his bowl and drinks their blood. The victim is irreversibly transformed into a goldfish! This terrible crime has happened to high-schooler Kousuke's little sister. With no other option, he takes care of his goldfish-sister as best he can.

One day, he comes across a strange girl named Ringo, who wears a school swimsuit, carries an umbrella, and keeps a gun hanging around her neck. Ringo is an apprentice blood diver, and the gun is her way of shooting herself into the wounds of the fishbowl man's victims. If she can get to them in time, she can prevent them from turning into goldfish. Ringo's mentor, Ichigo, says that she's heard of a way to turn people back from goldfish into humans. Kousuke is determined to help Ringo find a way to help his sister and the loved ones of his friends at school who have met the same fishy fate!

A direct continuation of Chimoguri Ringo to Kingyobachi Otoko.

A dark mystery/non-human fantasy set in modern Europe, revolving around bloodstained memories...

Leon is a police inspector who lost his wife and child in a nightmarish incident.

Then, a girl named Arya who can divine "from the past to the future" notices that the criminal behind the incident isn't human, and goes through Leon to try and reach him... But this accidentally ends up revealing a secret that's been sealed within Leon himself!

With only a vague clue to go on, Leon chases after the criminal and his own memories... Meanwhile, Arya and Jess try to reconnect with him!

From Manga Reborn

From Sura's Place:

The 12 animals of Zodiac are given powers to rule the time. However, the dog commits suicide, thus removing himself from his role. The rat and the cow attempt to find the 13th animal, the cat, to replace the dog.

However...

Staffed by murderous maids and situated on a war-ravaged island, the Voynich Hotel is far from your run-of-the-mill vacation destination--but it’s not such a bad place to lie low for ex-yakuza Kazuki Taizou, who’s on the run from his so-called family. As he settles into his weird new life, this darkly comedic manga winds through plots both nefarious and romantic, delving ever deeper into the island’s witchy--and sometimes demonic--strangeness.

Chika finds a young girl dressed in black standing in her herb garden. After learning that the girl is studying how to make medicines, she offers the girl a place in her home.

Questions arise. Why was such a young girl traveling by herself? How did she acquire such an extensive knowledge of medicine? Why does she smile when people die?

In Dhaldot, a rural town located in eastern Europe, two kinds of people coexist together.

Wonderland After Hours:
Midori's mother has finally acquired her dream home, but it isn't long before supernatural phenomenas disrupt the peace of the family. And if unexplained electricity failures, strange phone calls, and the eerie presence of spirits weren't enough, finding unexplainable blood in the bathroom becomes the last straw. Mai and Shibuya Psychic Research are brought in to investigate, but what horrors will they find in the 'dream' home that turns out to be nothing but a nightmare?

Akumu no Sumu Ie - Ghost Hunt is based on a sequel novel of the original Ghost Hunt novel, set several months in the future.

Two siblings making their way through a world rife with atrocities…

Kenzaki Makoto, a debuting sculptor, was arrested as the serial killer of the Yokohama Line series of murders. He insisted that he was innocent but was sentenced to the death penalty. He was executed 11 years after the crime. But when he reopened his eyes, by a twist of fate, he had returned to 11 years ago, 25 days before the crime was committed. Burning with the desire for revenge against the real murderer, Kenzaki begins to take action. The only one he can trust is HIMSELF. The crime suspense story of two selves fighting against fate unfolds.

Two volumes of the author's best oneshots.

Volume 1: Mushi to Uta (Insects and Songs)

1) Star Lover - The odd relationship between a teenage boy and his uncle's "daughter."

2) Violight - A boy wakes up in an unfamiliar land, with only a strange, ethereal young man to accompany him on his journey to safety.

3) The Kusaka Siblings - A baseball player who's just quit the school team due to a shoulder injury and the adorable robot he adopts as his little sister.

4) Mushi to Uta - The story of a young man who builds models of insects for odd clients, and his siblings. Winner of the Shikitaishou award.

5) Secret - A two-page oneshot.

Volume 2: 25-Ji no Vacances (25-Hour Vacation)

1-2) 25-Hour Vacation - Marine biologist Nishi Otome takes time off and reunites with her brother, Kotaro, for the first time in a while.

3) On Pandora - The meeting between a delinquent named Nana and a strange transfer student at Pandora Women’s College, located on one of Saturn's satellites.

4) The Funeral of the Moon - A genius high school student begins living with a lonely man in the isolated snowy mountains of the north.

Note: Mushi to Uta was nominated for the 3rd Manga Taisho in 2010. 25-ji no Vacance was nominated for the 5th Manga Taisho in 2012. Winner of the Tezuka Osamu New Artist Prize (2010).

Side story/prequel to "The Kurosagi Corpse Delivery Service."Matsuoka Kunio is a writer and anthropologist, but he's much more interested in playing detective. Joined by his long-suffering best friend, a very unorthodox priest, and a boy with the power to raise the dead, he investigates the occult mysteries and murders of early 1900s Japan.

From DeNA:

Our protagonist Haruka has been given the gift of precognition. He’s led an ordinary life so far, without really giving question to his special ability. However, one day, he foresees someone close to him die in an accident while travelling. It’s only after he sees this insufferable vision that he gathers the determination fight against the future, but… in such an unthinkable way. What will the future hold after Haruka rises up against a fate that’s already been decided…?

Based on DECO*27's popular Vocaloid song "Mozaik Role":

Megumi Nakashiro never believed in doppelgangers or any of that occult stuff. Sure, she was a member of the occult club, but that was only because her boyfriend Kubohara was in it. However, her view starts changing when her boyfriend suddenly disappears and a girl named Megumi Kokusenya joins her class..

A red-hair witch impulsively purchases a boy and takes the boy home only to find out that she bought more than what she bargained for.

Makoto Naegi is trapped with fifteen other students by a murderous bear! Can they survive when anyone can be a possible killer?

A cat and a wolf live in the woods. The cat sleeps in a birdcage and eats lots of chocolate mint ice cream. But…

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