ayerp's 'back' came out on May 31, 2023. back is 2 minutes and 18 seconds long and may contain bad words that may be unsuitable for children. Because this song is the only song in back and no other songs are present in the album, we classify this track as a single. Based on our statistics, back's popularity is not that popular right now. Although the tone can be danceable to some, this track does projects more of a negative sound rather than a postive one.

back テンポ

The tempo marking of back by ayerp is Allegro (fast, quick, and bright), since this song has a tempo of 145 テンポ. With that information, we can conclude that the song has a fast tempo. This song can go great with jogging or cycling. The time signature for this track is 4/4.

back キー

D♭ Major is the music key of this track. 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.