Steam Deck

Does Root Letter work on Steam Deck?

Steam Deck

Playable

This game runs on Steam Deck, but with caveats. You may need to bring up the on-screen keyboard yourself, or adjust settings.

Status as checked with Valve on 7 November 2026.

Root Letter (stylized √Letter) is a visual novel adventure video game that is developed and published by Kadokawa Games as the first title in their Kadokawa Game Mystery brand.

System requirements

System requirements →

Questions and answers

Does Root Letter work on Steam Deck?: Playable. This game runs on Steam Deck, but with caveats. You may need to bring up the on-screen keyboard yourself, or adjust settings.

Root Letter