Letter by Anzunokumo Song Details

Anzunokumo's 'Letter' had a release date set for January 18, 2026. The duration of This song is about 3 minutes long, at 3:19. 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. The popularity of Letter is currently not that popular right now. 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 Anzunokumo to be Vivace (lively and fast) because the track has a tempo of 168 BPM, a half-time of 84BPM, and a double-time of 336 BPM. Based on that, the speed of the song's tempo is fast. The time signature for this track is 4/4.

Music Key

A♭ Minor is the music key of this track. Because this track belongs in the A♭ Minor key, the camelot key is 1A. So, the perfect camelot match for 1A would be either 1A or 12B. While, a low energy boost can consist of either 1B or 2A. For moderate energy boost, you would use 10A and a high energy boost can either be 3A or 8A. However, if you are looking for a low energy drop, finding a song with a camelot key of 12A would be a great choice. Where 4A would give you a moderate drop, and 11A or 6A would be a high energy drop. Lastly, 4B allows you to change the mood.

Want to find the BPM and music key for other songs? Check out our BPM and Key Finder page!

Popularity
Loudness
-7.1 dB
Acousticness
11%
Danceability
52%
Energy
73%
Instrumentalness
63%
Liveness
18%
Loudness
88%
Speechiness
4%
Valence
36%

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ISRC
QT66J2641105
Label
L-M Records/RCA Records