The as-yet-untitled opening theme will be performed by Chima, while the as-yet-untitled ending theme will be performed in-character by Mikochi (voiced by Shino Shimoji) and Konju (voiced by Aoi Yūki).
Hakumei and Mikochi – Tiny little life in the woods is directed by Masaomi Andou and features animation by Lerche.
The opening theme will be released as a single in Japan on January 24, 2018, while the ending theme will be released as a single in Japan on February 07, 2018.