Hoichiro Ohma works in an office. Everybody knows him as a silent, humble man. Even his girlfriend, Nanase, doesn't suspect that he could be...

The ceiling collapsed and a girl fell through from the second floor!? Sousuke lives in a rundown apartment building where his only consolati...

OVA based on the Joker manga by artist Katsumi Michihara (道原かつみ) and writer Yuu Maki (麻城ゆう). Joker is a genetically engine...

Specials included with the Blu-ray box set releases of Joker Game.