Homebrew Possible to bypass Nintendo symbols Nickname check with mods after 3.0.2?

[CrisFTW]

Before 4.0.0 was released, you were able to use Miis with special symbols located in this site. It was cool to be able to have special symbols while playing certain games like Splatoon 2

 

[Chipidy]

YouTube link wont work, so just add this to the end of the url youtu.be/1qAnT8jJPtU video of someone doing it. But you mean online right? Probbaly will result in a ban :/