>>45113154Firstly, animals are cute, so can be turned into mascots
Secondly, fans are supposed to be separated from the idol. This can be done by making the two look different, you are below them in the chain
Thirdly, idol fans tend to be ugly or old, but a fan design won't be.
Fourthly, an idol interacting with a man is unsightly. A fanbase mascot? Not so much.