Supawassi made "Milly" available on October 18, 2021. Milly is 2 minutes and 36 seconds long and may contain bad words that may be unsuitable for children. Because this song is the only song in Milly and no other songs are present in the album, we classify this track as a single. In terms of popularity, Milly is currently below average in popularity. Even with the track produces more of a neutral energy, it is pretty danceable compared to others.

Milly テンポ

We consider the tempo marking of Milly by Supawassi to be Andante (at a walking pace) because the track has a tempo of 92 テンポ, a half-time of 46テンポ, and a double-time of 184 テンポ. Based on that, the speed of the song's tempo is slow. Activities such as, yoga or pilates, can go well with this song. The time signature for this track is 4/4.

Milly キー

This song has a musical key of D♭ Major. This also means that this song has a camelot key of 3B. So, the perfect camelot match for 3B would be either 3B or 4A. While, 4B can give you a low energy boost. For moderate energy boost, you would use 12B and a high energy boost can either be 5B or 10B. Though, if you want a low energy drop, you should looking for songs with either a camelot key of 3A or 2B will give you a low energy drop, 6B would be a moderate one, and 1B or 8B would be a high energy drop. Lastly, 12A allows you to change the mood.