Salvation may be at hand, but now is the time for prayer... Judas, cursed for his sins, is the spirit of Death--he is without form, and has enslaved young Eve to carry out the most heinous of acts. Together in spirit and body, they must slay 666 people--so that Judas can regain his humanity!

Sanpei is bullied at school and mistreated at home. His only real friends are his pets. But when he gets stung by a strange insect, Sanpei's life changes forever! Transformed into a huge poisonous bug, he escapes to discover the world outside. There he finds only more hatred, and eventually he returns to exact a terrifying revenge.

College student Sara Washizuki was shown a mysterious film photograph by paranormal photographer Tousei Ryuuzaki. In it was captured something she had left sealed away with her memories of a particular incident in her elementary school days… Based on the hit video game "Fatal Frame."

A small group of adults have been invited to a reunion at their old high school to remember the loss of their classmate Kiriko, after receiving a letter "From K."

Not knowing who "K" is, Ryosuke, a young man with short black hair that used to know Kiriko, has to uncover the truth of Kiriko's mysterious death. As he slowly regains his memories and his fellow classmates start suddenly dying around him in the most horrific manner, he realises that it's far too late to say sorry.

Many Shonen Jump characters have big dreams, but this character's big dream is a nightmare! A very realistic reoccurring nightmare where a giant monster destroys a city. And it always ends with Ko, the poor dreamer, getting crushed under the rubble. But when Ko meets an unusual man who somehow knows about the monster in his dream, his nightmare takes on a whole new meaning.

From Shinnen:

Naraka High School is a seemingly normal school. However, unknown to the public is the cruel truth of what really goes on in the school's halls. Rather than studying, students are forced to struggle for their very survival. And the strong bonds of friendship may be the only difference between life and death.

A manga adaption of the Betterman anime.

Dolls Fall revolves around the lives of students at Jiaiin girls dormitory, an orphanage for middle school children without families. They are greeted with open arms by the matrons and other students, taught to accept their fellow orphans as sisters and the matrons as their mothers.
Jiaiin is a safe haven for students, provided that they follow two simple rules: at night, lock your door and don’t leave the room, and never enter a matron’s room.

A group of high school girls conduct a test of courage for kicks, but something dangerous begins to threaten their everyday life.

A traditional suspense horror begins!

Humanity wakes up to find that they've all shrunk. Can they survive amidst the hazards that Nature entails?

This is the story of young Alice and her protective dog Poco in this new world.

A one-shot about a strange curse visited on a family after an archaeological dig.

One-shot in celebration of 30 years of Itou Junji's career.

From MangaHelpers:
The high school columnist looking for the next big story gets more than she bargained for when she digs into the wife of a man she meets. The female anime characters that the class nerd draws become real and over protective of their creator. The monster behind the old child’s story haunts the people that break the rules of the contract. These are some of the episodes in this collection of short horror stories.

This manga is based on the Majo no Ie - Ellen no Nikki (The Witch's House - The Diary of Ellen) novel that author and game creator Fummy released as a prequel to the creator's own Majo no Ie horror puzzle game. The original game casts players in the role of Viola, a girl who wakes up in the middle of a forest, where a path of roses leads her to the house of a witch named Ellen. She enters the house, and must find a way out again. The prequel novel centres on the story of how Ellen became a witch.

(Source: Anime News Network)

Sugawara has terrifying dreams of bloody murder. What could these dreams be about?

A new adventure begins for Professor Hieda Reijiro, who is also known as the yokai hunter. On Kami Island, there are strange legends of the Taira clan and the Sea Dragon. After a man goes missing for three days, Hieda goes to visit the island and uncover the truth of these legends during the superstitious Sea Dragon’s festival. Between strange fish washing ashore and intense rituals, this investigation is sure to be a wild ride!

From Dragon Voice Project:

The word "Lore" means rumors, urban legends. That is, stories spread by word of mouth. The only ones who can reach "The Forest of Lore," a site that collects these stories, are the invited and all who have anything to do with this mys-terious site are visited by misfortune. Eiko, after getting lost in the Forest of Lore, is now looking to see if there are any rumors about her school... Are they real, or are they fake?

A collection of short stories.