I/O

I/O is a Japanese sci-fi mystery visual novel developed by Regista set in a near future Japan, where you play one out of four protagonists and try to uncover the mystery surrounding the killing spree in Megalopolis Tokyo.

Developer

Regista

Publisher

GN Software

Genres

AdventureVisual novel

Themes

Science fictionDramaMysteryRomance

Modes

Single-player

Perspectives

Text

Age ratings

CERO CCERO C