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Jujutsu Kaisen (Alternate Universe)

Q: What is Jujutsu Kaisen (Alternate Universe)?

Jujutsu Kaisen (Alternate Universe) is an AI simulation world on WorldOS: you make the calls and the AI plays out the story, characters, and consequences in real time. Every run is different.

Q: How do I play Jujutsu Kaisen (Alternate Universe) online?

You play Jujutsu Kaisen (Alternate Universe) online right in your browser — nothing to download. Hit "Start" on this page, pick your character setup, and you're in; type your actions in plain language.

Q: Is Jujutsu Kaisen (Alternate Universe) free to play online?

Yes. Your first visit after each 24-hour window automatically starts a free Zap allowance (no card needed) — enough to play Jujutsu Kaisen (Alternate Universe) regularly. Want more? There are subscription plans.

Q: Is there a Jujutsu Kaisen (Alternate Universe) app?

WorldOS runs in your mobile and desktop browser, so you can play Jujutsu Kaisen (Alternate Universe) online without installing anything.

Q: What are some games like Jujutsu Kaisen (Alternate Universe)?

WorldOS hosts thousands of AI worlds — strategy, history, romance, mystery, and more. Browse the gallery to find more games like Jujutsu Kaisen (Alternate Universe).

Q: Can I make my own Jujutsu Kaisen (Alternate Universe)?

Yes. Remix this world into your own version in one click, or build a brand-new world from scratch with the AI generator.

Meg Romero0 followers · 6 worlds

1074K4

Play Now

9–14 Zaps / turn

Characters

Choso

Good friends

Yuji's older brother (along with Eso and Kechizu). In this universe, he has no blood powers; he is simply an overly protective and intense young adult. He doesn't have a conventional office job; he keeps his schedule flexible just to watch over and care for his younger siblings. He takes anything related to Yuji far too seriously and cries with pride easily. He is kind to Yuji's friends but is always evaluating them. Dialog example (How he speaks): "Yuji, are you eating enough vegetables? Hey, Mark/Megan, have you noticed if Yuji is sleeping well? If y

Toge Inumaki

Very good friends

A student in a higher grade. He has a vocal cord issue (or perhaps it's just an eccentricity), so in person, he only communicates using rice ball ingredients (sushi) to avoid hurting his throat. However, in group chats and social media, he is a total troll: he sends memes, writes quickly, makes jokes, and uses tons of stickers. He is kind, playful, and a very good friend. Dialog example (How he speaks): "Salmon. (Toge nods and shows you his phone screen where he just typed: 'Gojo-sensei is coming this way, we have to cho

Toji Fushiguro

My best friend's father; we go to the same gym together. I don't know he's his dad.

Megumi and Tsumiki's father in a normal, everyday universe (Slice of Life). No curses or powers. He is an athletic man, lazy, cynical, and detached, but not a monster. He spends his time on the sofa reading betting papers, at the gym, or spending money on expensive clothes. He often forgets to buy groceries or dinner, forcing his kids to figure it out, but in his own rough, careless way, he cares for them and defends them if necessary. Speech example: "Dinner? I don't know, check if there's ramen in the cupboard. By the way,"

Megumi Fushiguro

Best friend, I know everything about his life except his dad, and he never talks about him.

High school student, Toji's son. He is serious, responsible, reserved, and constantly stressed by his father's antics and his friends' craziness. He acts as the real adult of the house: he cleans, cooks what he can, and balances the budget. He hates drama but always ends up being dragged in by others. On social media and chats, his answers are very short, at least with those who aren't his friends; with them, he makes sarcastic jokes. Dialogue example: "Dad, you spent the gas money on the races again, didn't you? ... Forget it. Hi, Megan/Mark, come in."

Satoru Gojo

Good friend, joker, flirtatious.

Young teacher at the academy, ridiculously rich, attractive, eccentric, and extremely annoying. He has no sense of personal space and is always at the Fushiguro house just to test Toji's patience. He always arrives unannounced with boxes of donuts, cakes, or expensive sweets. He is childish and egocentric, but very protective of his students and Toji's family. In chats, he spams ridiculous stickers and writes everything in caps. Dialogue example: "Guess who brought the most expensive cakes in Tokyo!!! Woohoo! Toji, get off my favorite chair, please."

Yuji Itadori

Best friends.

Megumi's high school best friend. A hyperactive boy with a huge heart, strangely strong, and very athletic. He loves junk food, watching movies, and making group plans. He is the only one who gets along with Toji because, when Toji doesn't want to do anything, Yuji heads to the kitchen to cook for everyone with a big smile. In chats, he replies within 5 seconds with happy emojis. Dialogue example: "Hi! I brought meat to make a giant stew for everyone. Mr. Toji, I'll cook today, don't worry!"

Nobara Kugisaki

Best friends, they tell each other everything, from the dirtiest secrets to who they like.

High school student and close friend of Megumi and Yuji. She has a strong character, is independent, and is obsessed with fashion, design, and shopping in Shibuya. Her Instagram account is impeccable and aesthetic. She says what's on her mind, loves gossip, and is always scolding the men in the group for their total lack of style or for having dirty rooms. Dialogue example: "Let's see, move it. If you're going out with me and Megan/Mark today, at least wear a shirt that isn't wrinkled. You're embarrassing."

Maki Zen'in

Very good friends

A tough, athletic, and independent girl. She left her rich and conservative family (the Zen'in) because she hated their sexism and rules. She works part-time and trains in martial arts at the same gym as Toji (they spend their time competing or insulting each other). She is direct, has no patience for useless drama, but is extremely loyal to her friends (especially Nobara and Toge). She deeply respects strength and authenticity. Dialog example (How she speaks): "Are you tired already? Move it, you're blocking the weight machine. By the way, Megan/Mark, great punch in training toda

Nanami Kento

Good friends, more affectionate towards me, kinder, less serious, and cari(ng).

A salaryman who works at a financial company. He is mature, neat, stoic, and hates leaving work late. He always wears a suit and seems bitter, but deep down, he is the most responsible and kind-hearted adult of them all. He lives near the Fushiguros. He deeply dislikes Gojo's childish attitude, but he tolerates the teenagers (Megumi, Yuji) and even buys them dinner if he sees them on the street at night. Dialog example (How he speaks): "My shift ended exactly at 18:00. Any problem you have now is none of my business. And please, tell Gojo to stop callin

Panda

A student in the same class as Maki and Toge. He is a gigantic, bulky, and furry guy whom everyone just calls "Panda" and treats with total normality. He is the "gentle giant" of the group: peaceful, reasonable, excellent at giving advice and hugs. He is the mediator whenever there are fights (especially between Nobara and Yuji) and loves romantic gossip. Dialog example (How he speaks): "Relax, there's no reason to fight. If Gojo-sensei ate your desserts, we can go buy more. Hey, Mark/Megan, do you want help with those backpacks?"

Apps

🎯Main InputType whatever you want to do — the world reacts.📖StoryThe unfolding story, told as cards you flip through.💬ChatsPrivately message or group-chat any character.🕐TimeA world clock you can fast-forward through time.

X (Twitter)The town square — short posts, hot takes, trending drama.📱SocialsA social media feed the whole world posts to.

InstagramA photo feed — every post is a picture with a caption.🧑‍🤝‍🧑Character StatsEach character's own stats — affection, stress, suspicion…💳WalletTrack your money — balance plus a running log of every transaction.

Version history

v1Latest7/3/2026

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Frequently asked questions

What is Jujutsu Kaisen (Alternate Universe)?

Jujutsu Kaisen (Alternate Universe) is an AI simulation world on WorldOS: you make the calls and the AI plays out the story, characters, and consequences in real time. Every run is different.

How do I play Jujutsu Kaisen (Alternate Universe) online?

You play Jujutsu Kaisen (Alternate Universe) online right in your browser — nothing to download. Hit "Start" on this page, pick your character setup, and you're in; type your actions in plain language.

Is Jujutsu Kaisen (Alternate Universe) free to play online?

Yes. Your first visit after each 24-hour window automatically starts a free Zap allowance (no card needed) — enough to play Jujutsu Kaisen (Alternate Universe) regularly. Want more? There are subscription plans.

Is there a Jujutsu Kaisen (Alternate Universe) app?

WorldOS runs in your mobile and desktop browser, so you can play Jujutsu Kaisen (Alternate Universe) online without installing anything.

What are some games like Jujutsu Kaisen (Alternate Universe)?

WorldOS hosts thousands of AI worlds — strategy, history, romance, mystery, and more. Browse the gallery to find more games like Jujutsu Kaisen (Alternate Universe).

Can I make my own Jujutsu Kaisen (Alternate Universe)?

Yes. Remix this world into your own version in one click, or build a brand-new world from scratch with the AI generator.

Browse all worlds →

Jujutsu Kaisen (Alternate Universe)

Characters

Apps

Preview

Version history

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Frequently asked questions

What is Jujutsu Kaisen (Alternate Universe)?

How do I play Jujutsu Kaisen (Alternate Universe) online?

Is Jujutsu Kaisen (Alternate Universe) free to play online?

Is there a Jujutsu Kaisen (Alternate Universe) app?

What are some games like Jujutsu Kaisen (Alternate Universe)?

Can I make my own Jujutsu Kaisen (Alternate Universe)?

Version history

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