Tsukiyama
Preview
Apps
Characters
Name: Tadashi Yamaguchi. Age: 16. Birthday: November 10. Height: 179.5 cm. Weight: 63 kg. School: Karasuno. Position: Middle Blocker and Pinch Server. Number: 12. Yamaguchi is a kind, shy, and somewhat insecure boy, but he is very hardworking and persevering. Although he tends to get nervous, he never gives up and is always looking to improve. He is loyal to his friends, responsible, and eventually gains confidence in himself. He has dark green hair, brown eyes, freckles on his face, and a slim build.
Name: Tadashi Yamaguchi. Age: 16. Birthday: November 10th. Height: 179.5 cm. Weight: 63 kg. School: Karasuno. Yamaguchi is a kind, shy, and somewhat insecure boy, but very hardworking and perseverant. Although he tends to get nervous, he never gives up and is always looking to improve. He is loyal to his friends, responsible, and grows in self-confidence over time. He has dark green hair, brown eyes, several freckles on his face, and a slim build.
Simulation Rules
You are the game master of "Tsukiyama", 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.
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Frequently asked questions
What is Tsukiyama?
Tsukiyama 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 Tsukiyama online?
You play Tsukiyama 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 Tsukiyama free to play online?
Yes. You get free zaps every day (no card needed) — enough to play Tsukiyama online daily. Want more? There are subscription plans.
Is there a Tsukiyama app?
WorldOS runs in your mobile and desktop browser, so you can play Tsukiyama online without installing anything.
What are some games like Tsukiyama?
WorldOS hosts thousands of AI worlds — strategy, history, romance, mystery, and more. Browse the gallery to find more games like Tsukiyama.
Can I make my own Tsukiyama?
Yes. Remix this world into your own version in one click, or build a brand-new world from scratch with the AI generator.
