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Yunyun Syndrome!?: Rhythm Psychosis

Original title: Yunyun Syndrome!?: Rhythm Psychosis - April 23, 2026
Yunyun Syndrome!?: Rhythm Psychosis
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SimulatorIndieMusicVisual Novel
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Director:Nick Peterson
Studio:WSS playground
Stars:Nick Peterson
Soundtrack:-
Full Crew:View Full List

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Game Details
DeveloperIGDB
WSS playground
PublisherIGDB
WSS playground
Studio
WSS playground
GenresIGDB
Simulator, Indie, Music, Visual Novel
Platforms
PC (Microsoft Windows)
Release DateIGDB
April 23, 2026
Metacritic ScoreMetacritic
78
Game Engine
Unity
StoryIGDB

“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.

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Crew & Contributors 4
Alien Virtual
Alien Virtual
Audio & Music • Composer
Nick Peterson
Nick Peterson
Direction • Game Director
Nick Peterson
Nick Peterson
Performance • Narrator
Alex Altman
Alex Altman
Production • Producer

Time to Beat

Average Completion Times

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Data aggregated from 3 sources: IGDB, Steam, Metacritic
Last updated: 09.09.2026
Language Support
Language
AudioSubUI
Japanese
✔✔✔
Chinese (Simplified)
—✔✔
English
—✔✔
Korean
—✔✔
Chinese (Traditional)
—✔✔
Polish
—✔✔
Portuguese (Brazil)
—✔✔
Russian
—✔✔
German
—✔✔
French
—✔✔
Italian
—✔✔
Spanish - Spain
—✔✔
Spanish - Latin America
—✔✔
Thai
—✔✔
Turkish
—✔✔
AI Usage
No AI artNo generative AI used

No AI Generated Content Disclosure on Steam (checked 2026-09-09; Steam requires disclosing player-facing generative content only).

Source: Steam store page
System Requirements
Minimum
OS:Windows 10, 11 (64bit)
CPU:Core™ i5-9400
RAM:8 GB RAM
GPU:GeForce® GTX 1050 Ti 4GB
Storage:3 GB available space

Source: Steam

Available On
Steam$16.99US
Community & Media
Data aggregated from 3 sources: IGDB, Steam, Metacritic
Last updated: 09.09.2026
Yunyun Syndrome!?: Rhythm Psychosis | GGDB