Yunyun Syndrome!? Rhythm Psychosis is a rhythm adventure game that delves into the turbulent mind of a psychotic hikikomori girl. Read on to learn about its release date, platforms, and announcement history.
Yunyun Syndrome!? Rhythm Psychosis Release Date and Time
Released on April 23, 2026
Yunyun Syndrome!? Rhythm Psychosis was released on April 24, 2026, at 12:00 A.M. ET / April 23, 2026, at 9:00 P.M. PT for PC via Steam.
Check the timetable below to see what time the game released in your region:
| Region | Local Release Time |
|---|---|
| United States (ET) | Friday, April 24, 2026, 12:00 a.m. |
| United States (PT) | Thursday, April 23, 2026, 9:00 p.m. |
| United Kingdom | Friday, April 24, 2026, 5:00 a.m. |
| Central Europe | Friday, April 24, 2026, 6:00 a.m. |
| New Zealand | Friday, April 24, 2026, 5:00 p.m. |
| Australian East Coast | Friday, April 24, 2026, 2:00 p.m. |
| Australian West Coast | Friday, April 24, 2026, 12:00 p.m. |
| Japan | Friday, April 24, 2026, 1:00 p.m. |
| Philippines | Friday, April 24, 2026, 12:00 p.m. |
| South Africa | Friday, April 24, 2026, 6:00 a.m. |
| Brazil | Friday, April 24, 2026, 1:00 a.m. |
| Universal Time (UTC) | Friday, April 24, 2026, 4:00 a.m. |
| Digital Storefronts | |||||
|---|---|---|---|---|---|
 Steam |
|||||
| $16.99 |
Yunyun Syndrome!? Rhythm Psychosis Overview
Yunyun Syndrome!? Rhythm Psychosis is a psychological horror rhythm game by Alliance Arts, released for PC via Steam. The game follows a socially isolated media personality who wants to corrupt the world through mind-controlling songs.
Is Yunyun Syndrome!? Rhythm Psychosis on Xbox Game Pass?
No, Yunyun Syndrome!? Rhythm Psychosis has not been announced for Xbox Game Pass.
Is Yunyun Syndrome!? Rhythm Psychosis on PS Plus?
No, Yunyun Syndrome!? Rhythm Psychosis has not been announced for PS Plus.
Is Yunyun Syndrome!? Rhythm Psychosis on Nintendo Switch Online?
No, Yunyun Syndrome!? Rhythm Psychosis has not been announced for Nintendo Switch Online.
Announcement History
April 23, 2026
Yunyun Syndrome!? Rhythm Psychosis was released on Steam.
March 31, 2026
The game was confirmed to release on April 30, 2026.
November 29, 2025
Alliance Arts delayed the game's release date to April 2026, citing further improvements.
October 10, 2025
A limited-time demo was made available on Steam until October 31, 2025.
September 3, 2025
The game's release was moved to Winter 2026. The developers cited needing more time to raise the quality of the game.
April 13, 2025
After it was previously announced to be delayed in December 7, 2024, Alliance Arts and developer WHO YOU officially revealed that the game would be launching on October 30, 2025, for PC via Steam. This was unveiled with their Launch Date Confirmation trailer.
May 25, 2024
Yunyun Syndrome!? Rhythm Psychosis was first announced with a trailer at INDIE Live Expo. The trailer also mentioned it was expected to release in 2024 on PC via Steam.
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