On Earth, and there's apparently a lot of Earths in different universes where this is true, the dominant species' scientific name is homo sapien, otherwise known as humans. There's different races, people with different eye and skin colors, and people have fought about that a lot throughout history, but they're still humans.

There's other races and beings, too, but most of mankind has kind of lost the ability to perceive them. Like me, I'm part human, part youkai. I think it translates here as something like... demon, spirit, monster, supernatural being -- that kind of thing.

[ She continues to look at the picture, taking another bite of her sweet roll and chewing thoughtfully. No wonder Fidelio makes faces when she says "human". She just made a face herself. She's making it again. ]

That's definitely not what I mean when I say "human".