"Oh!" He laughs at that. Good. Oni aren't real. He has now decided that familiars are products of the person's internal imagination, some of the... 'magic,' which isn't completely real either, but a substitute word which will serve its purpose.

"Oni. A demon troll ogre of sorts. They don't exist in my world. They're the enemies of Buddhism, and so am I." a beat. She wouldn't know what Buddhism is either. "Buddhism is a religion." If you want to explain his hatred and enmity further, he will, but it's kind of intense, and beyond alienating. Very very briefly, "It holds my people back, preventing them from achieving true greatness."