Sinopsis
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.
Informasi
- Format
- Musik
- Episode
- 2
- Status
- Selesai tayang
- Tayang
- 14 Sep 2019
- Studio
- Studio Gohan
- Durasi
- 4 mnt per episode
- Sumber
- Orisinal
- Rating usia
- PG-13
- Judul Inggris
- Promise
- Judul asli
- 約束