Yunyun Syndrome!? Rhythm Psychosis (2026)

“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.

• 4,149 Steam reviews, so it found an audience
• 91% positive
• released 2026

Tags

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

See Yunyun Syndrome!? Rhythm Psychosis on the map of Steam · Steam store page