"静かな時間" by 眠れるリラクゼーションミュージック had its release date on January 29, 2022. With this song being around four minutes long, at 4:18, 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. There is only one song in 聴くだけですぐに眠れる音楽-副交感神経に働きかける心落ち着くメロディ-, so we believe that "静かな時間" is a single. 静かな時間 is unknown 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 静かな時間 by 眠れるリラクゼーションミュージック is Adagio (slowly with great expression), since this song has a tempo of 70 BPM. With that information, we can conclude that the song has a slow tempo. The time signature for this track is 4/4.
C Major is the music key of this track. This also means that this song has a camelot key of 8B. So, the perfect camelot match for 8B would be either 8B or 9A. While, 9B can give you a low energy boost. For moderate energy boost, you would use 5B and a high energy boost can either be 10B or 3B. Though, if you want a low energy drop, you should looking for songs with either a camelot key of 8A or 7B will give you a low energy drop, 11B would be a moderate one, and 6B or 1B would be a high energy drop. Lastly, 5A allows you to change the mood.