lieu made "A" available on September 28, 2021. For a fairly short song, this song is "A" is considered an explicit song with a duration of 1:29. The track order of this song in lieu's "heartbreak" album is number 3 out of 7. In terms of popularity, A is currently unknown. Since there is more of a neutral sound being played, this makes the track somewhat danceable.

A テンポ

We consider the tempo marking of A by lieu to be Andante (at a walking pace) because the track has a tempo of 105 テンポ, a half-time of 52テンポ, and a double-time of 210 テンポ. Based on that, the speed of the song's tempo is slow. The time signature for this track is 4/4.

A キー

This song is in the music key of A Major. This also means that this song has a camelot key of 11B. So, the perfect camelot match for 11B would be either 11B or 12A. While, 12B can give you a low energy boost. For moderate energy boost, you would use 8B and a high energy boost can either be 1B or 6B. Though, if you want a low energy drop, you should looking for songs with either a camelot key of 11A or 10B will give you a low energy drop, 2B would be a moderate one, and 9B or 4B would be a high energy drop. Lastly, 8A allows you to change the mood.