Aria made "Klasa" available on October 3, 2019. With this song being around four minutes long, at 3:33, the duration of this song is pretty average compared to other songs. This track is safe for children and doesn't appear to contain any foul language, since the "Explicit" tag was not present in this track. Because this song is the only song in Klasa and no other songs are present in the album, we classify this track as a single. The popularity of Klasa is currently below average in popularity right now. Even with the track produces more of a neutral energy, it is pretty danceable compared to others.

Klasa テンポ

We consider the tempo marking of Klasa by Aria to be Vivace (lively and fast) because the track has a tempo of 164 テンポ, a half-time of 82テンポ, and a double-time of 328 テンポ. Based on that, the speed of the song's tempo is fast. The time signature for this track is 4/4.

Klasa キー

F Major is the music key of this track. This also means that this song has a camelot key of 7B. So, the perfect camelot match for 7B would be either 7B or 8A. While, 8B can give you a low energy boost. For moderate energy boost, you would use 4B and a high energy boost can either be 9B or 2B. Though, if you want a low energy drop, you should looking for songs with either a camelot key of 7A or 6B will give you a low energy drop, 10B would be a moderate one, and 5B or 12B would be a high energy drop. Lastly, 4A allows you to change the mood.