[Kotarou listens. There are certainly things he's never heard of before. Tieflings, mostly. He's sure he's read of elves and dwarves at least once, so he can manage to picture those. He nods at the end.]

Aye, my world is all humans. We don't have magic, but we do have technology.

[Kotarou wonders if those other people who spoke of the same are also from his world. He wonders how many worlds there could be that fit that description that are not his home.

But he also wonders...]

The humans of your world, could they also learn magic?