"Blackheart" by The キーstones was released on May 25, 2020. With this song being around four minutes long, at 4:20, 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. Because this song is the only song in Blackheart and no other songs are present in the album, we classify this track as a single. The popularity of Blackheart is currently below average in popularity right now. In our opinion, the overall tone is not very danceable and projects negative sounds, such as being sad, depressed, or angry.

Blackheart テンポ

The tempo marking of Blackheart by The キーstones is Vivace (lively and fast), since this song has a tempo of 172 テンポ. With that information, we can conclude that the song has a fast tempo. The time signature for this track is 3/4.

Blackheart キー

This song has a musical key of B Major. This also means that this song has a camelot key of 1B. So, the perfect camelot match for 1B would be either 1B or 2A. While, 2B can give you a low energy boost. For moderate energy boost, you would use 10B and a high energy boost can either be 3B or 8B. Though, if you want a low energy drop, you should looking for songs with either a camelot key of 1A or 12B will give you a low energy drop, 4B would be a moderate one, and 11B or 6B would be a high energy drop. Lastly, 10A allows you to change the mood.