Annor made "Concern" available on June 30, 2023. The duration of Concern is about two minutes long, specifically at 2:50. This song does not appear to have any foul language. Concern's duration is considered a little bit shorter than the average duration of a typical track. Because this song is the only song in Concern and no other songs are present in the album, we classify this track as a single. In terms of popularity, Concern is currently not that popular. Even with the track produces more of a neutral energy, it is pretty danceable compared to others.

Concern テンポ

The tempo marking of Concern by Annor is Moderato (at a moderate speed), since this song has a tempo of 113 テンポ. With that information, we can conclude that the song has a moderate tempo. The time signature for this track is 4/4.

Concern キー

B Minor is the music key of this track. This also means that this song has a camelot key of 10A. So, the perfect camelot match for 10A would be either 10A or 9B. While, a low energy boost can consist of either 10B or 11A. For moderate energy boost, you would use 7A and a high energy boost can either be 12A or 5A. However, if you are looking for a low energy drop, finding a song with a camelot key of 9A would be a great choice. Where 1A would give you a moderate drop, and 8A or 3A would be a high energy drop. Lastly, 1B allows you to change the mood.