The video features direction by Tatsuki, animation by Hirayasu, and art by Yukko (all members of animation studio irodori), as well as the voice talents of Yumiri Hanamori.
Thank you, Tatsuki and irodori, for making 2017 a little bit more magical.
The name “Keifuku” is made of the Kanji characters meaning “tilted” or “inclined” and “good luck”.