Promise
Yakusoku (2019)
6.3
Episodes: 2
Year: 2019
Status: Finished Airing
MyAnimeList popularity: #19886
MyAnimeList members: 425
Synopsis
The video can be considered a prequel to Saikai. Similarly, there are two versions of the video that are sung by Hatsune Miku on Niconico, and Harumaki Gohan on YouTube, both focus on a different girl.
