The 6 books contains 5 horror stories related to a primary school kid named Sou. Sou has an ability to foresee supernatural events in his dream and even make changes that would eventually happen in the reality.
The 5 stories are the Eroded Scissors, the Disappeared Rubber, ,the Tongue of the Spider Queen, the Black Picture-book and Shadow Dead. All of the scary stories are linked by his unique experience.

Out of nowhere, a Japanese elementary school is transported out of the world they know, and into a nightmarish wasteland. Have they gone to another planet, or is this toxic world actually a vision of Earth's future? Soon, the students and teachers must struggle to survive in impossible conditions, besieged by terrifying creatures and beset by madness. Part Lord of the Flies, part post-apocalyptic science fiction, The Drifting Classroom (1972-1974) is a classic can't-put-down manga series. It was adapted into a Japanese live-action movie (1987).

Following the life of the student newspaper reporter Emiko, these are scary stories of experiences from Miyako High School

Dark, atmospheric stories connected only by the enigmatic Orochi.

The first story:

One night after fighting with her husband, Lisa goes on a drunk-driving spree and crashes into another car. Fortunately, a mysterious girl named Orochi is there to divert the car just enough, so that Lisa's injuries aren't fatal. As a result, however, Orochi falls asleep for several decades.

Eventually, Orochi wakes to find that she's been taken into the mansion where the two sisters now live together as older women. Truths gradually emerge...

Cat-Eyed Boy is a half-human, half-monster child who mostly resembles a human, and therefore cannot live in the demon world. He lives hidden in the shadows of the human world, hated by both demons and humans. But wherever he goes, awful events occur. Humans interact with demons, but for the most part the humans that appear to act more evil than the monsters. Cat-Eyed Boy acts like Trickster, saving the innocent and helping the wicked receive the punishment that fate metes out. The stories are mostly tales of revenge and retribution for the evil acts people do. The series is broken into 11 individual stories, full of extremely grotesque and disturbing images.

Two elementary school pupils, a girl named Marine and a boy named Satoru, fall in love and are blessed with a rather unorthodox child which happens to be a robot. This robot is called Shingo and the story recounts how its mind develops and how it travels the world in pursuit of its ‘parents’ whom it has never had a chance to meet.

Izumi Wakakusa is a renowned actress obsessed with beauty. When a hideous mark shows up on her face, she suddenly disappears and gives birth to a little girl: Sakura.

Sakura is always pampered and overprotected by her mother, until the day that she discovers why she was born.

A SF/horror manga that takes place in 2200. At a chicken manufacturing company, a certain chicken transforms into a supermutant named Chicken George. And so, a nightmarish journey through a twisted version of the future unfolds

The spine-chilling influence of Japanese horror cinema has taken hold in Western audiences with hit films like The Ring that are based on Japanese films adapted from classic manga stories. And the master of horror manga is Umezu Kazuo-known as the "Stephen King of Japan," with several of his stories being adapted to film-and Dark Horse Manga is proud to bring his Scary Book horror anthology to Western readers for the first time. This first volume, Reflections, presents two feature-length tales of terror. In "Mirror," a narcissistic girl's reflection begins to take mean-spirited command of her life; and in "Demon's Revenge," a sadistic samurai master bent on seeking retribution for his son's injuries finds the tables of vengeance turned against him.
(Source: Dark Horse)