Ann Sally made "こころ" available on April 29, 2003. The duration of こころ is about 3 minutes long, at 3:25. Based on our data, "こころ" appears to be safe for all ages and is not considered explicit. This track is about the average length of a typical track. The song is number 10 out of 11 in day dream by Ann Sally. Based on our statistics, こころ's popularity is not that popular right now. Since there is more of a neutral sound being played, this makes the track somewhat danceable.

こころ テンポ

The tempo marking of こころ by Ann Sally is Allegro (fast, quick, and bright), since this song has a tempo of 152 テンポ. With that information, we can conclude that the song has a fast tempo. This song can go great with running. The time signature for this track is 4/4.

こころ キー

B♭ Major is the music key of this track. This also means that this song has a camelot key of 6B. So, the perfect camelot match for 6B would be either 6B or 7A. While, 7B can give you a low energy boost. For moderate energy boost, you would use 3B and a high energy boost can either be 8B or 1B. Though, if you want a low energy drop, you should looking for songs with either a camelot key of 6A or 5B will give you a low energy drop, 9B would be a moderate one, and 4B or 11B would be a high energy drop. Lastly, 3A allows you to change the mood.