Yunyun Syndrome!? Rhythm Psychosis is a rhythm-adventure game where you play as a hikikomori girl obsessed with denpa songs. Dive into her chaotic world as she loses herself in online anonymity, spreading her Yunyun-brain rot across the internet. With over 30 denpa songs and multiple endings, experience a surreal journey blending music, madness, and otaku culture.

GameplayGroove to the beat of high-energy denpa songs in this rhythm-based adventure. As you progress, you'll anonymously post online, spreading your obsession with Yunyun and influencing the world around you. The gameplay combines fast-paced rhythm mechanics with narrative choices, leading to different endings based on your actions.

StoryStep into the mind of Qtie, a shut-in girl whose reality is warped by her love for the fictional character Yunyun. As she overdoses on denpa music, her online activity spirals into a surreal quest to corrupt the internet. Is Yunyun real, or just a figment of Qtie's fractured psyche? Unravel the truth through multiple endings, each revealing a different facet of her descent into rhythm-induced psychosis.

Key FeaturesOver 30 catchy and bizarre denpa songs to play throughMultiple endings shaped by your in-game choicesA unique blend of rhythm gameplay and narrative-driven adventureSurreal and darkly comedic story exploring otaku culture and internet obsessionDistinctive art style and eccentric charactersFeatures popular denpa tracks like "Sakuranbo Kiss"