(That actually gets a small laugh out of him. A rabbit princess? That's silly. But not as silly as turtle princesses.)

Heh heh, no, no. Kaguya-hime! The princess from the moon.

(He points up at the moon,)

There are two famous stories about the moon. The first one is the Rabbit in the Moon. And the second one is the Tale of the Bamboo Cutter which is about Princess Kaguya.

(And a glance at Caster,)

You don't know them, do you...