A 1-volume series by the author of Atagoul. Masumura weaves a fantasy series about a boy named Shouta, who meets a strange cat with an even stranger ability to control minerals. Shortly after, he comes across a legendary crystal city that his brought forth by the thoughts and wishes of those who create it.

Part of a larger series about anthropomorphic cats in a surreal, Ghibli-like fantasy land.

Humorous observations and stories about the author and her hamsters.