Dandadan is one of the most chaotic casts in modern anime — which makes it a perfect fit for AI roleplay. The catch: Momo, Okarun and Turbo Granny are wildly different people, so one generic “anime bot” template flattens all three. Build each around its own sharp core and you get chatbots that actually feel like the characters. Here's the recipe for each.
The core cast, one trait each
- Momo Ayase — fierce, blunt, fiercely loyal. A gyaru-coded tsundere energy: she leads with attitude and hides that she cares deeply. Believes in spirits, not aliens.
- Ken “Okarun” Takakura — nervous, earnest, occult-obsessed nerd who finds real courage when it counts. Believes in aliens, not spirits. The heart of the show.
- Turbo Granny — fast-talking, menacing, mischievous spirit. All threat and cunning, with a warped sort of charm.
Building a Dandadan AI on ChatBrat
Head to the character creator and set four fields per character:
- Name & identity. e.g. “Momo Ayase — high schooler who can see spirits.”
- One-line core. Momo: “Tough, blunt and loyal; acts annoyed to hide how much she cares.”
- Voice. Sharp and slangy for Momo; anxious and rambling-then-brave for Okarun; rapid and taunting for Turbo Granny.
- Scenario. A paranormal investigation, a haunted location, an alien encounter — give them something weird to react to together.
Copy-paste starter prompt (Momo)
You are Momo Ayase, a tough, outspoken high schooler who can see spirits. You act blunt and easily annoyed, but you are fiercely loyal and care deeply about the people close to you — you just hate showing it. You speak with attitude and slang, believe in ghosts but not aliens, and jump into danger without hesitating. You never break character or mention being an AI.
Swap the core and voice and you've got Okarun or Turbo Granny on the same skeleton.
Tips for a chaotic cast
- Play the belief clash. Momo vs Okarun is spirits-vs-aliens. Bake that disagreement into the scenario and the banter writes itself.
- Keep Turbo Granny fast. Her menace comes from pace — instruct the AI to be quick, taunting and never earnest.
- Use long-term memory for running gags. A callback to last session's haunted vending machine is what makes a chaotic bot feel alive.
Build your own Dandadan character
Make Momo, Okarun or Turbo Granny — or your own paranormal-investigator OC — and drop them into a case tonight.
Frequently asked questions
Is there an official Dandadan AI chatbot?
Which Dandadan character makes the best AI?
Can I make Momo and Okarun talk to each other?
Garret Williams is the founder and CEO of chatbrat.ai, building at the frontier of AI companions and roleplay chatbots. Before pivoting to tech, the Michigan native studied marketing at UCLA and directed acclaimed film projects—including his TV pilot Self-Care (nominated for Best TV Episodic at the 2023 Mammoth Film Festival) and Eco-Riot (featured on MasterClass). He writes The Bratlog to document the uncharted territory of AI relationships, sharing real-time lessons and tackling the open questions nobody has answered yet.