>>89791199I think it has been said many times that Muumi's model was initially Tenma's. But instead of using the Purple Cat and Muumi, they got new models for Pippa and Tenma.
As for Aiko and Nikki models... we've never been told the full story, I think. I think this beret model has been teased since early 2023, perhaps. Many people thought it was the model for possible Invader Nyaru.
