yukaDD(;´∀｀) made "21×21" available on March 17, 2021. The duration of 21×21 is about 3 minutes long, at 3:08. Based on our data, "21×21" appears to be safe for all ages and is not considered explicit. This track is about the average length of a typical track. There is only one song in 21×21, so we believe that "21×21" is a single. In terms of popularity, 21×21 is currently not that popular. The overall tone is very danceable, especially with its high energy, which produces more of a euphoric, cheerful, or happy vibe.

21×21 テンポ

The tempo marking of 21×21 by yukaDD(;´∀｀) is Andante (at a walking pace), since this song has a tempo of 95 テンポ. With that information, we can conclude that the song has a slow tempo. This song can go great with yoga or pilates. The time signature for this track is 4/4.

21×21 キー

The music key of this track is E Major. This also means that this song has a camelot key of 12B. So, the perfect camelot match for 12B would be either 12B or 1A. While, 1B can give you a low energy boost. For moderate energy boost, you would use 9B and a high energy boost can either be 2B or 7B. Though, if you want a low energy drop, you should looking for songs with either a camelot key of 12A or 11B will give you a low energy drop, 3B would be a moderate one, and 10B or 5B would be a high energy drop. Lastly, 9A allows you to change the mood.