Yakusoku (2019)
The Promise 約束 (2019)
Studio Gohan
Finished Music Synopsis Music video directed, animated, musically written, and performed by Harumaki Gohan for the song The Promise by Harumaki Gohan.
Note: There exists two versions of this song; the first being a self-cover version by Harumaki Gohan on YouTube, and a vocaloid version featuring Hatsune Miku on NicoNico.
Primarily Child Cast79% Vocal Synth79% Female Protagonist20%
Aired Sep 2019 – Sep 2019
This series has finished airing — Sep 2019.
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The Promise — AnimeX Harumaki Gohan
Music Performance
Miku Hatsune
Music Performance
Harumaki Gohan
Music Composition
Harumaki Gohan
Music Arrangement
Harumaki Gohan
Music Lyrics
Harumaki Gohan
Main Animator
Harumaki Gohan
Audio Mixing
Komugiko2000
Animation Assistance
Ogaki
Animation Assistance
Ratings Average 5.6 / 10
Mean 64%
Popularity #264
Favourites 2
Score Distribution
20 30 40 50 60 70 80 90 100
User Activity 264 total users
Details Format Music
Status Finished Airing
Episodes 1 episodes
Duration 4 min per episode
Aired Sep 2019 – Sep 2019
Source Original
Country JP
Studio Studio Gohan
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