Born with, I think? I didn't even know they existed until one tried to put a spell on me. If it was something you could learn, people would know about it, right? Just like they do here.

[ Truthfully, he doesn't know much about the world of real magic. It's not like Akako has ever deigned to share much about herself or her powers... ]

But she told me she hates magicians since what we call magic isn't really magic.