When did I/O come out?

I/O was released on 26 January 2006 for PlayStation 2.

I/O (2006) — Release Date, Cheats, Price & Requirements

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…

26 January 2006

What I/O is

I/O is an adventure game developed by Regista and released in 2006. It was published by GN Software. It is available on PlayStation 2 only.

The premise, in the publisher's words

Monday, April 26, 2032 AD. 00:12 AM. Megalopolis Tokyo. A total lunar eclipse occurs for the first time in 3 years. Even though it's supposed to be a simple astronomical phenomenon, it soon sets off a series of unexpected events. Unexplainable mysteries, terrorist incidents, and network crime surge as if in unison. The truth mixes with lies as if the world is awake but still sleeping. Something has begun. Somewhere no one can see. Something no one knows about. This is a story of the chance meeting and tragic parting of the young men and women living in this world. And thus... "The beginning is the end, and the end is the beginning"

Description from the publisher · source

How it plays

It is played from a text perspective. Its themes are drama, mystery, romance and science fiction. It is a single-player game with no multiplayer component.

What it launched against

I/O launched on 26 January 2006, within three weeks of Devil May Cry 3: Dante's Awakening Special Edition, Devil May Cry 3: Dante's Awakening - Special Edition, 25 To Life and Star Wars: Empire at War.

Released around the same time: Devil May Cry 3: Dante's Awakening Special Edition, Devil May Cry 3: Dante's Awakening - Special Edition, 25 To Life, Star Wars: Empire at War.

Official trailer