I/O 
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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.
PS2 Emulator Required
Release Date
Jan 26, 2006
18 years ago
Age Ratings
PS2 Emulator Required
Play I/O Game
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