"Sofia～心の翼～" by 神山純一J.Project had its release date on April 2, 2014. Since This song is still less than 10 minute long, it is still considered a pretty long duration song compared to the average song length. This song does not appear to be explicit due to the lack of the "E" tag. There is only one song in 不安をやわらげる音楽, so we believe that "Sofia～心の翼～" is a single. Sofia～心の翼～ is not that popular right now. In our opinion, the overall tone is not very danceable and projects negative sounds, such as being sad, depressed, or angry.
The tempo marking of Sofia～心の翼～ by 神山純一J.Project is Larghetto (rather broadly), since this song has a tempo of 66 BPM. With that information, we can conclude that the song has a slow tempo. The time signature for this track is 4/4.
G Major is the music key of this track. This also means that this song has a camelot key of 9B. So, the perfect camelot match for 9B would be either 9B or 10A. While, 10B can give you a low energy boost. For moderate energy boost, you would use 6B and a high energy boost can either be 11B or 4B. Though, if you want a low energy drop, you should looking for songs with either a camelot key of 9A or 8B will give you a low energy drop, 12B would be a moderate one, and 7B or 2B would be a high energy drop. Lastly, 6A allows you to change the mood.
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