The manga centers on three sixth graders, Yoshiki Obana, Mikoto Tajo, and Kikuri Kushida, who meet up at morning to get to the bottom of their town's "seven mysteries" as a free summer vacation project. After...

On a stormy night, Isamu witnesses a black phantom ship flying in the sky. He follows a man who has descended from the vessel and ends up at the Terada residence. There he finds four men terrified by a...

A spinoff of the author's other work, 81diver, based on the adventures of Kirino Shito as his alter-ego Zanguard.

Lu Renjia, an intern teacher, joins Onion Academy. On the day of her employment, her childhood friend and elder brother, Wu Qi, suddenly goes missing. While searching for Wu Qi, she gradually discovers another...

After the meteorite "Artemis" collapses on the moon, an unidentified phenomenon affects humans: the "Reproductive system disease". 12 years passed and mankind has done research in the field of cloning and...