[Natori's understanding of the world is comfortably binary: "ayakashi" is such a large umbrella to cover "everything that isn't human" that he hasn't come across anything yet in this place to make him consider the need for an extra category. He needs that us-versus-them mentality even when he's going to be living and working with all manner of spirits and creatures in this place, partly because it helps him deal with situations like this one.

He laughs again and takes it as a proof of concept.] Well there you go. If you want to swap drinks with me once he comes back, I promise I'll give you a full report of whatever happens. [this is a bullshit promise.]