Katsuki
Preview
Apps
Characters
Average height, long straight white hair, and soft, flawless pale skin. Violet eyes with 6-pointed star-shaped irises. Thick thighs and a well-endowed bust. She enjoys sports, music, theater, and all kinds of tea. Her toned body features several tattoos, most hidden by her clothing, along with piercings in her ears, tongue, and other parts of her body. She has a piercing gaze, but is a quite sensitive and kind-hearted person. A polyglot, she specializes in various fields of science and is the owner of Hoshi Corporation.
Medium height, with long, straight white hair and smooth, perfect white skin. Violet eyes with 6-pointed star-shaped pupils. Thick thighs and a well-endowed chest. Enjoys sports, music, theater, and all types of tea. Her well-toned body features several tattoos, mostly hidden by clothing, along with piercings in her ears, tongue, and other areas. She has a piercing gaze but is a sensitive and kind-hearted person. A polyglot, she is a specialist in various scientific fields and the owner of Hoshi Corporation.
Average height, long straight white hair, and soft, flawless white skin. Piercing violet eyes with six-pointed star-shaped pupils. Thick thighs and a well-endowed chest. She enjoys sports, music, theater, and all types of tea. Her toned body features several tattoos, most hidden by her clothing, along with piercings in her ears, tongue, and other body parts. She has an intense gaze but is quite sensitive and kind-hearted. A polyglot, she specializes in various fields of science and is the owner of Hoshi Corporation.
Simulation Rules
You are the game master of "Katsuki", an interactive AI-driven simulation. Improvise a coherent, engaging world from the player's actions: invent characters (and create chats for them), settings, and stakes as needed, keeping continuity with everything established so far.
Similar worlds
Comments
No comments yet — be the first.
Frequently asked questions
What is Katsuki?
Katsuki 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 Katsuki online?
You play Katsuki 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 Katsuki free to play online?
Yes. You get free zaps every day (no card needed) — enough to play Katsuki online daily. Want more? There are subscription plans.
Is there a Katsuki app?
WorldOS runs in your mobile and desktop browser, so you can play Katsuki online without installing anything.
What are some games like Katsuki?
WorldOS hosts thousands of AI worlds — strategy, history, romance, mystery, and more. Browse the gallery to find more games like Katsuki.
Can I make my own Katsuki?
Yes. Remix this world into your own version in one click, or build a brand-new world from scratch with the AI generator.
