"睡美人的影子" by 蔣雯虹 was released on July 21, 2023. With 睡美人的影子 being less than two minutes long, at 1:05, we are fairly confident that this song is not explicit and is safe for all ages. Based on the duration of this song, this song duration is much smaller than the average song duration. There is only one song in 放鬆腦波鋼琴曲（四）, so we believe that "睡美人的影子" is a single. The popularity of 睡美人的影子 is currently unknown right now. In our opinion, the overall tone is not very danceable and projects negative sounds, such as being sad, depressed, or angry.

睡美人的影子 テンポ

The tempo marking of 睡美人的影子 by 蔣雯虹 is Vivace (lively and fast), since this song has a tempo of 169 テンポ. With that information, we can conclude that the song has a fast tempo. The time signature for this track is 4/4.

睡美人的影子 キー

A Major is the music key of this track. This also means that this song has a camelot key of 11B. So, the perfect camelot match for 11B would be either 11B or 12A. While, 12B can give you a low energy boost. For moderate energy boost, you would use 8B and a high energy boost can either be 1B or 6B. Though, if you want a low energy drop, you should looking for songs with either a camelot key of 11A or 10B will give you a low energy drop, 2B would be a moderate one, and 9B or 4B would be a high energy drop. Lastly, 8A allows you to change the mood.