Steam
Activates on SteamHistorical low
Visit store$3.99
Buy Yunyun Syndrome!? Rhythm Psychosis - Extra Song Pack feat. Touhou Project PC Key
DLCThe lowest current Yunyun Syndrome!? Rhythm Psychosis - Extra Song Pack feat. Touhou Project PC Key price is $3.99 at Steam. Compare prices from 1 store on GameVize.
Official Stores
$3.99Steam
Lowest
Lowest$3.99
Keyshops
No current offersNo current offers
This is downloadable content, not a standalone game.
You need Yunyun Syndrome!? Rhythm Psychosis to use this DLC.
- Release
- Apr 23, 2026
- Developers
- Alliance Arts, WHO YOU
- Publishers
- Alliance Arts
- PC platforms
- PC (Windows)
Compare prices in Official Stores
DLCs (5)
Price History
Best historical price across official stores and keyshops
Current Best
$3.99
All-Time Low
$3.99
About this game
Extra Song Pack feat. Touhou Project ! Grants access to 6 songs, including "Help me, ERINNNNNN!! (Band ver.)" and more.