睡眠音乐大师's ' "世界平静睡眠中心" was released on its scheduled release date, August 21, 2025. The duration of This song is about two minutes long, specifically at 2:00. This song does not appear to have any foul language. 世界平静睡眠中心's duration is considered a little bit shorter than the average duration of a typical track. There is only one song in 安然入睡：在轻柔的雨声中入睡，一夜好梦, so we believe that "世界平静睡眠中心" is a single. 世界平静睡眠中心 is unknown right now. Based on the vibe, this track doesn't seem to be that danceable, however its valence properties can make this some somewhat danceable.
The tempo marking of 世界平静睡眠中心 by 睡眠音乐大师 is Andante (at a walking pace), since this song has a tempo of 89 BPM. With that information, we can conclude that the song has a slow tempo. This song can go great with yoga or pilates. The time signature for this track is 3/4.
B Minor is the music key of this track. This also means that this song has a camelot key of 10A. So, the perfect camelot match for 10A would be either 10A or 9B. While, a low energy boost can consist of either 10B or 11A. For moderate energy boost, you would use 7A and a high energy boost can either be 12A or 5A. However, if you are looking for a low energy drop, finding a song with a camelot key of 9A would be a great choice. Where 1A would give you a moderate drop, and 8A or 3A would be a high energy drop. Lastly, 1B allows you to change the mood.
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