Yunyun Syndrome!? Rhythm Psychosis - Extra Song Pack feat. Touhou Project
Extra Song Pack feat. Touhou Project ! Grants access to 6 songs, including "Help me, ERINNNNNN!! (Band ver.)" and more.
| Type | DLC |
| Release Date | 4/23/2026 |
| Developers | |
| Publisher | Alliance Arts |
| Last Updated | 5/20/2026 |
| Steam App Id | 4535490 |
- Windows
- Mac
- Linux
About Yunyun Syndrome!? Rhythm Psychosis - Extra Song Pack feat. Touhou Project
Yunyun Syndrome!? Rhythm Psychosis - Extra Song Pack feat. Touhou Project is a Simulation, Indie, and Adventure DLC developed by Alliance Arts, and WHO YOU. On 4/23/2026, it was released on the Steam Store by Alliance Arts. Yunyun Syndrome!? Rhythm Psychosis - Extra Song Pack feat. Touhou Project can be played and ran on Windows systems. At the moment, there is no confirmed information regarding Steam Deck support for this dlc app.
Yunyun Syndrome!? Rhythm Psychosis - Extra Song Pack feat. Touhou Project also supports 15 languanges in-game including English, Chinese (Simplified), and Japanese. Each language comes with varying levels of support for the in-game interface, audio, and fully translated subtitles.
According to Steam’s category system, Yunyun Syndrome!? Rhythm Psychosis - Extra Song Pack feat. Touhou Project supports the following features:
- Single-player
- Family Sharing
- Downloadable Content
Media & Sceenshots
Explore the featured video and screenshots from Yunyun Syndrome!? Rhythm Psychosis - Extra Song Pack feat. Touhou Project featured in the Steam Store.
DLC & Related Apps
Yunyun Syndrome!? Rhythm Psychosis - Extra Song Pack feat. Touhou Project is referenced by 1 other related app in the Steam Store.
| Image | Name | Type | Release Date | Actions |
|---|---|---|---|---|
 | Yunyun Syndrome!? Rhythm Psychosis | Game | 4/24/2026 | View |
Related Bundles
Yunyun Syndrome!? Rhythm Psychosis - Extra Song Pack feat. Touhou Project is included in 2 bundles in the Steam Store.
| Image | Name | Apps | Packages | Price | Actions |
|---|---|---|---|---|---|
 | Deluxe Edition | 6 | 5 | $36.74 | View |
 | Complete Edition | 8 | 8 | $49.52 | View |
Related Packages
Yunyun Syndrome!? Rhythm Psychosis - Extra Song Pack feat. Touhou Project is referenced by 1 package in the Steam Store.
| Name | Price | Actions |
|---|---|---|
| Yunyun Syndrome!? Rhythm Psychosis - Extra Song Pack feat. Touhou | $3.99 | View |
Supported Languages
Yunyun Syndrome!? Rhythm Psychosis - Extra Song Pack feat. Touhou Project is available in 15 different languages with varying levels of support for the in-game interface, audio, and fully translated subtitles.
| Name | Interface | Audio | Subtitles |
|---|---|---|---|
| English | Yes | No | Yes |
| Chinese (Simplified) | Yes | No | Yes |
| Japanese | Yes | Yes | Yes |
| Chinese (Traditional) | Yes | No | Yes |
| Korean | Yes | No | Yes |
| French | Yes | No | Yes |
| German | Yes | No | Yes |
| Portuguese-Brazil | Yes | No | Yes |
| Polish | Yes | No | Yes |
| Russian | Yes | No | Yes |