Yuuki Yuuna wa Yuushabu Shozoku 3
Genres: Comedy, Fantasy, Slice of Life
Type: Movie, Episodes: 1
Aired: Jul 8, 2017
Studio: W-Toon Studio
Source: Manga
Rating: PG-13 - Teens 13 or older
Synopsis:
The story takes place in the era of the gods, year 300. Yuuna Yuuki lives an ordinary life as a second year middle school student, but she's also a member of the "Hero Club," where club activities involve dealing with a mysterious being called "Vertex."

(Source: ANN)

Aired along side Yuuki Yuuna wa Yuusha de Aru: Washio Sumi no Shou Movie 3 - Yakusoku.