崔子格 made "空心年华" available on March 22, 2021. The duration of 空心年华 is about 3 minutes long, at 3:15. Based on our data, "空心年华" appears to be safe for all ages and is not considered explicit. This track is about the average length of a typical track. There is only one song in 天字女一号, so we believe that "空心年华" is a single. 空心年华 is unknown right now. Since there is more of a neutral sound being played, this makes the track somewhat danceable.

空心年华 テンポ

The tempo marking of 空心年华 by 崔子格 is Adagio (slowly with great expression), since this song has a tempo of 75 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.

空心年华 キー

D♭ Major is the music key of this track. This also means that this song has a camelot key of 3B. So, the perfect camelot match for 3B would be either 3B or 4A. While, 4B can give you a low energy boost. For moderate energy boost, you would use 12B and a high energy boost can either be 5B or 10B. Though, if you want a low energy drop, you should looking for songs with either a camelot key of 3A or 2B will give you a low energy drop, 6B would be a moderate one, and 1B or 8B would be a high energy drop. Lastly, 12A allows you to change the mood.