Yakusoku (2019)

Type

Music

Status

Finished Airing

Episodes

2

Duration

4 min per ep

Rating

PG-13

Studios

Studio Gohan

Source

Original

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.