m-al, 無雲 made "Back Pack Yesterday" available on January 19, 2022. The duration of Back Pack Yesterday is about 3 minutes long, at 3:24. Based on our data, "Back Pack Yesterday" appears to be safe for all ages and is not considered explicit. This track is about the average length of a typical track. Because this song is the only song in Back Pack Yesterday and no other songs are present in the album, we classify this track as a single. Going off of the ISRC code of this track, we detected that the origin of this track is from Turks and Caicos Islands. Back Pack Yesterday is below average in popularity right now. Since there is more of a neutral sound being played, this makes the track somewhat danceable.

Back Pack Yesterday テンポ

The tempo marking of Back Pack Yesterday by m-al, 無雲 is Adagio (slowly with great expression), since this song has a tempo of 70 テンポ. With that information, we can conclude that the song has a slow tempo. The time signature for this track is 3/4.

Back Pack Yesterday キー

This song is in the music key of C Major. This also means that this song has a camelot key of 8B. So, the perfect camelot match for 8B would be either 8B or 9A. While, 9B can give you a low energy boost. For moderate energy boost, you would use 5B and a high energy boost can either be 10B or 3B. Though, if you want a low energy drop, you should looking for songs with either a camelot key of 8A or 7B will give you a low energy drop, 11B would be a moderate one, and 6B or 1B would be a high energy drop. Lastly, 5A allows you to change the mood.