ハートの尾ひれ by rubens Song Details

rubens's ' "ハートの尾ひれ" was released on its scheduled release date, October 29, 2025. With this song being around four minutes long, at 4:03, the duration of this song is pretty average compared to other songs. This track is safe for children and doesn't appear to contain any foul language, since the "Explicit" tag was not present in this track. The track order of this song in rubens's "MELT" album is number 10 out of 11. On top of that, Japan appears to be the country where this track was created. In terms of popularity, ハートの尾ひれ is currently below average in popularity. Since there is more of a neutral sound being played, this makes the track somewhat danceable.

BPM and Tempo

We consider the tempo marking of ハートの尾ひれ by rubens to be Andante (at a walking pace) because the track has a tempo of 104 BPM, a half-time of 52BPM, and a double-time of 208 BPM. Based on that, the speed of the song's tempo is slow. The time signature for this track is 4/4.

Music Key

This song has a musical key of F Major. This also means that this song has a camelot key of 7B. So, the perfect camelot match for 7B would be either 7B or 8A. While, 8B can give you a low energy boost. For moderate energy boost, you would use 4B and a high energy boost can either be 9B or 2B. Though, if you want a low energy drop, you should looking for songs with either a camelot key of 7A or 6B will give you a low energy drop, 10B would be a moderate one, and 5B or 12B would be a high energy drop. Lastly, 4A allows you to change the mood.

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