Letter by 心之助 Song Details

"Letter" by 心之助 had its release date on February 14, 2021. The duration of This song is about 3 minutes long, at 3:03. Based on our data, This song appears to be safe for all ages and is not considered explicit. This track is about the average length of a typical track. Because this song is the only song in Letter and no other songs are present in the album, we classify this track as a single. In terms of popularity, Letter is currently below average in popularity. Although the tone can be danceable to some, this track does projects more of a negative sound rather than a postive one.

BPM and Tempo

We consider the tempo marking of Letter by 心之助 to be Andante (at a walking pace) because the track has a tempo of 91 BPM, a half-time of 46BPM, and a double-time of 182 BPM. Based on that, the speed of the song's tempo is slow. Activities such as, yoga or pilates, can go well with this song. The time signature for this track is 4/4.

Music Key

G Major is the music key of this track. This also means that this song has a camelot key of 9B. So, the perfect camelot match for 9B would be either 9B or 10A. While, 10B can give you a low energy boost. For moderate energy boost, you would use 6B and a high energy boost can either be 11B or 4B. Though, if you want a low energy drop, you should looking for songs with either a camelot key of 9A or 8B will give you a low energy drop, 12B would be a moderate one, and 7B or 2B would be a high energy drop. Lastly, 6A allows you to change the mood.

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