[It's all right. Kariya is used to people not thinking his power is glamorous! Or impressive. Or good at all. He doesn't mind.]

Yes, they are in the dirt. As well as in the water. There are few places in the world without worms.

[As usual, he tries to be polite and doesn't mention the parasites. That part is kind of embarrassing.]

There are currently several million in the vicinity. They're very good for the soil.