JPaid made "21" available on October 22, 2021. 21 is 2 minutes and 50 seconds long and may contain bad words that may be unsuitable for children. There is only one song in 21, so we believe that this song is a single. In terms of popularity, 21 is currently average in popularity. Even with the track produces more of a neutral energy, it is pretty danceable compared to others.

21 テンポ

The tempo marking of 21 by JPaid is Andante (at a walking pace), since this song has a tempo of 102 テンポ. With that information, we can conclude that the song has a slow tempo. The time signature for this track is 4/4.

21 キー

This song is in the music key of A♭ Minor. Because this track belongs in the A♭ Minor key, the camelot key is 1A. So, the perfect camelot match for 1A would be either 1A or 12B. While, a low energy boost can consist of either 1B or 2A. For moderate energy boost, you would use 10A and a high energy boost can either be 3A or 8A. However, if you are looking for a low energy drop, finding a song with a camelot key of 12A would be a great choice. Where 4A would give you a moderate drop, and 11A or 6A would be a high energy drop. Lastly, 4B allows you to change the mood.