Yunyun Syndrome!? Rhythm Psychosis
“Yunyun Syndrome!? Rhythm Psychosis” is a rhythm adventure game about a psychotic hikikomori girl - also an avid anonymous poster - who corrupts the world with her severe brain rot from listening to too many denpa songs. Yunyun all over this ♡♡♡♡ world with your degen otaku-posting.
Release DateApr 23, 2026
Achievements49 items
PlatformsWindows
DeveloperAlliance Arts, WHO YOU
Game Screenshots
6 photos
Gallery Content
Types and Tags
- Gameplay Type: Adventure, Indie, Simulation
- Modes & Features: Single-player, Steam Achievements, DualShock Controller Support, DualShock Controller Support, DualSense Controller Support, DualSense Controller Support, Partial Controller Support, Steam Cloud, Steam Leaderboards, Family Sharing
- Available Platforms: Windows
- Controller Support: Not supported
- Difficulty: High
Data Overview
| Item | Value |
|---|---|
| Release Date | Apr 23, 2026 |
| Store Price | $13.59 |
| User Recommendations | About 4,089 |
| Number of Achievements | 49 |
All Official Screenshots
The image gallery area above this page collects all 6 official screenshots of Yunyun Syndrome!? Rhythm Psychosis.