Video Game Data

Yunyun Syndrome!? Rhythm Psychosis

Yunyun Syndrome!? Rhythm Psychosis Header Image

“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.

Developer: Alliance Arts WHO YOU

Publisher: Alliance Arts

Genres: Adventure Indie Simulation

Tags: 2D Adventure Anime Casual Choices Matter Cute Female Protagonist Funny Immersive Sim Indie LGBTQ+ Multiple Endings Music Psychological Psychological Horror Rhythm Simulation Singleplayer Story Rich Visual Novel

Release Date: Oct. 30, 2025

Reviews: 0

Platforms: Windows

Languages: English, Simplified Chinese, Japanese*, Traditional Chinese, Korean<br>*languages with full audio support

Steam Achievements: None

Yunyun Syndrome!? Rhythm Psychosis on Steam

Categories: Family Sharing Single-player


AppID: 2914150 (game) - 6 Screenshots, 2 Videos on store page.