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Yunyun Syndrome!? Rhythm Psychosis cover

Yunyun Syndrome!? Rhythm Psychosis

Achievement guide · roadmap · tracker

“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.

Music Simulator Indie Visual Novel
2026 49 achievements Guide 0%
49 achievements
YUNYUN DENPA OTW!

YUNYUN DENPA OTW!

Get your kokoro going doki doki up the wazoo!

Time to explore!

Time to explore!

Check out the nooks and crannies of Qtie's room!

POWAAHH! MWAH <3 !

POWAAHH! MWAH <3 !

Caffeine makes me all YIPPIEEE!

Yunyun denpa signal SEND!

Yunyun denpa signal SEND!

Qtie's shitposts use a special Yunyun code to predict earthquake frequencies?

Full Combo! YUN ROCK!

Full Combo! YUN ROCK!

You're amazing! Five stars!!!

Y-unzip!

Y-unzip!

ILLUSION? TEATIME!

Q † CHANNEL

Q † CHANNEL

Oyasumi Qtie!

Yunyun Possession

Yunyun Possession

I didn't get this ultra cute Sakana Yuuki keyboard to argue with TROLLZ!

Conspiracy Control Geass

Conspiracy Control Geass

Qtie the delulu denpa beauty commands you! SPIRAL SUBJECTS! SPIRAL WORLD! YUUUN!

Hikikomori plus the square root of cat ears is... Limitless power.

Hikikomori plus the square root of cat ears is... Limitless power.

Cats are trying to take over the world through viral cat video propaganda?

I WILL defeat you, vile dolphin!

I WILL defeat you, vile dolphin!

The screaming beaver is a primordial inhabitant of the inner earth that will soon invade the surface world?

YUN DIE

YUN DIE

Magic eraser YUN!

Time to sail to the New World!

Time to sail to the New World!

Crime syndicate DQN is planting bullies in schools for basic criminal training?

HALP!

HALP!

Just hold on, Qtie-pie. Yunyun's Denpa to the rescue!

Yunyun Syndrome

Yunyun Syndrome

Oopsies.

Yunyun Logic

Yunyun Logic

No matter what, I will always love you Qtie.

Don't leave me all alone...yu.un

Don't leave me all alone...yu.un

If I can't fidget and flutter I start growing mushrooms y'know!

Guess they're anti-family planning.

Guess they're anti-family planning.

Romance media is promoted by demon worshipers to undermine real human intimacy and negatively impact birth rates?

Yun are an idiot.

Yun are an idiot.

YUNYUN HARDCORE

DONIDEMONARE

DONIDEMONARE

Who's the happiest weeb in the world? MEEEEEEEEEEE!

Baaaiiii!

Baaaiiii!

Reptilians are learning about human emotions through playing nakige?

There is no next time.

There is no next time.

Trash me once shame on me, trash me twice shame on you, trash me three times that's just mean ;^;

GYAH! Self-destruction!

GYAH! Self-destruction!

Being a hikikomori requires a mental fortitude that when perfected will isekai you?

Suffering From Worthlessness?

Suffering From Worthlessness?

SFW is a fascist mantra of self-repression and abiding by it destroys your sense of self.

Do NOT press the suspiciously candy-like red button!

Do NOT press the suspiciously candy-like red button!

Lookout for those debug features!

Aquarium Qtie

Aquarium Qtie

Everyone posting online is a bot, and all of your followers are OOMBs?

Do androids dream of denpa NEETs?

Do androids dream of denpa NEETs?

Politicians are androids communicating on a 6G network?

The duel nature of light and darkness.

The duel nature of light and darkness.

Artificial Intelligence has learned too much from introverts and has become anti-social?

Childhood Memz

Childhood Memz

You found all the pages of Qtie's diary!

You can tell a lot about someone just from their face!

You can tell a lot about someone just from their face!

VR games are being used to experiment on self-identity development, and may be able to make you a better person?

Miracles and magic can only do so much.

Miracles and magic can only do so much.

Sunday morning cartoons are screening viewers for potential magical compatibility?

You just got UBERCHARGED!

You just got UBERCHARGED!

Moe is a renewable energy resource that can replace nuclear power?

Qtie Logic

Qtie Logic

These are Qtie's truths.

Taxes don't go away just cuz you're broke.

Taxes don't go away just cuz you're broke.

Doujin scammers are taking orders from an evil secret society called PixiQ to mass produce certain genres?

The Internet is no longer.

The Internet is no longer.

The algorithm selects viral videos that brainwash us to keep us dumb and complacent?

Look out for that fourth dimensional velocity.

Look out for that fourth dimensional velocity.

The ones in Heaven and the ones in Hell are dead all the same.

The ones in Heaven and the ones in Hell are dead all the same.

Yunyun is a Supreme Goddess and only believers will be saved?

The only time I've heard of anything that can get so mad it dies was that monkey from Gen 1!

The only time I've heard of anything that can get so mad it dies was that monkey from Gen 1!

Otakus are spiraling deep enough into their delusions that they can communicate with their 2D waifus?

Hikikomori of the DED!

Hikikomori of the DED!

Rage-bait spamming influencers have formed contracts with demons for popularity, and without enough views they'll turn into zombies?

Qtie The Delulu Denpa Beauty.

Qtie The Delulu Denpa Beauty.

This world is the dream of a hikikomori girl living out her fantasies?

ERROR. RESTART GAME.

ERROR. RESTART GAME.

Brb, ascending!

Brb, ascending!

Engage Link

Engage Link

Clearly Paranoid Qtie

Clearly Paranoid Qtie

Rim de Lacent.

Rim de Lacent.

TOO CUWUTE!

TOO CUWUTE!

HNNG! My heart is gunna DOKI DOKI right out of my chest!!!

Everything will be yunified.

Everything will be yunified.

YUNYUN~YUNYUN~YUNYUN~~~

It's pure chaos.

It's pure chaos.

Not even HYPE is exempt from the too much of a good thing philosophy!

Sleepy time now!

Sleepy time now!

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