pentatonic is a music video anime, produced by R11R.

About the production: the story comes from a video game, there is 1 episode of about 4 minutes and its current status is "finished".

Its main genres are adventure, fantasy and music, with themes such as Primarily Teen Cast, Ensemble Cast, Isekai and Urban Fantasy.

Music video for the song pentatonic by syudou and balloon. This music video celebrates the 5th anniversary of the Project SEKAI COLORFUL STAGE! feat. Hatsune Miku mobile game, although being released one year later then the 3DMV of the song. This MV features an original story for the characters to face, other than previous MVs which focus on the most iconic scenes from the prior year.

Official synopsis from AniList.