Seikan Sekai
Genres: Sci-Fi
Type: Music, Episodes: 1
Aired: Sep 2, 2021
Studio: Studio Kai
Source: Game
Rating: G - All Ages
Synopsis:
Music video for the song Seikan Sekai celebrating the 6th anniversary of The IDOLM@STER Cinderella Girls: Starlight Stage mobile game.

(Source: Anilist)