BLKZEN made "Kimi No Himitsu" available on January 14, 2021. The duration of Kimi No Himitsu is about two minutes long, specifically at 2:50. This song does not appear to have any foul language. Kimi No Himitsu's duration is considered a little bit shorter than the average duration of a typical track. Because this song is the only song in Kimi No Himitsu and no other songs are present in the album, we classify this track as a single. Kimi No Himitsu is below average in popularity right now. Since there is more of a neutral sound being played, this makes the track somewhat danceable.

Kimi No Himitsu テンポ

We consider the tempo marking of Kimi No Himitsu by BLKZEN to be Andante (at a walking pace) because the track has a tempo of 78 テンポ, a half-time of 39テンポ, and a double-time of 156 テンポ. Based on that, the speed of the song's tempo is slow. The time signature for this track is 4/4.

Kimi No Himitsu キー

D♭ Major is the music key of this track. This also means that this song has a camelot key of 3B. So, the perfect camelot match for 3B would be either 3B or 4A. While, 4B can give you a low energy boost. For moderate energy boost, you would use 12B and a high energy boost can either be 5B or 10B. Though, if you want a low energy drop, you should looking for songs with either a camelot key of 3A or 2B will give you a low energy drop, 6B would be a moderate one, and 1B or 8B would be a high energy drop. Lastly, 12A allows you to change the mood.