"落ち着いた夜" by 赤ちゃん寝る was released on November 7, 2022. 落ち着いた夜 is about six minutes long, preciously at 6:02, making this song fairly long compared to other songs. There is only one song in 赤ちゃんの睡眠 ホワイトノイズ: 寝かしつけ音楽, 安眠できる環境づくり, so we believe that "落ち着いた夜" is a single. 落ち着いた夜 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 落ち着いた夜 by 赤ちゃん寝る is Adagio (slowly with great expression), since this song has a tempo of 72 テンポ. 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.