夏婉安's '天黑了 - Cause夜、萤火虫和你' came out on July 17, 2019. The duration of 天黑了 - Cause夜、萤火虫和你 is about 3 minutes long, at 3:00. Based on our data, "天黑了 - Cause夜、萤火虫和你" 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 天黑了 (Cause夜、萤火虫和你), so we believe that "天黑了 - Cause夜、萤火虫和你" is a single. Based on our statistics, 天黑了 - Cause夜、萤火虫和你's popularity is unknown right now. Although the overall vibe is very danceable, it does project more negative sounds.
The tempo marking of 天黑了 - Cause夜、萤火虫和你 by 夏婉安 is Allegro (fast, quick, and bright), since this song has a tempo of 126 テンポ. With that information, we can conclude that the song has a fast tempo. This song can go great with walking. The time signature for this track is 4/4.
F Major is the music key of this track. This also means that this song has a camelot key of 7B. So, the perfect camelot match for 7B would be either 7B or 8A. While, 8B can give you a low energy boost. For moderate energy boost, you would use 4B and a high energy boost can either be 9B or 2B. Though, if you want a low energy drop, you should looking for songs with either a camelot key of 7A or 6B will give you a low energy drop, 10B would be a moderate one, and 5B or 12B would be a high energy drop. Lastly, 4A allows you to change the mood.