"自然の音 睡眠" by Refrain ch had its release date on August 27, 2021. This song is about six minutes long, preciously at 5:47, making this song fairly long compared to other songs. There is only one song in 仮眠用 お昼寝用BGM (自然の音 疲労回復音楽 睡眠音楽), so we believe that "自然の音 睡眠" is a single. 自然の音 睡眠 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 自然の音 睡眠 by Refrain ch is Larghetto (rather broadly), since this song has a tempo of 64 BPM. With that information, we can conclude that the song has a slow tempo. The time signature for this track is 4/4.
This song has a musical key of E♭ Major. This also means that this song has a camelot key of 5B. So, the perfect camelot match for 5B would be either 5B or 6A. While, 6B can give you a low energy boost. For moderate energy boost, you would use 2B and a high energy boost can either be 7B or 12B. Though, if you want a low energy drop, you should looking for songs with either a camelot key of 5A or 4B will give you a low energy drop, 8B would be a moderate one, and 3B or 10B would be a high energy drop. Lastly, 2A allows you to change the mood.
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