ETA乐队's '忙' came out on October 10, 2019. With this song being about 5 minutes long, at 4:56, "忙" by ETA乐队 is fairly a long song compared to the average song length. This song does not have an "Explicit" tag, making it safe for all ages. There is only one song in η!ETA, so we believe that "忙" is a single. Based on our statistics, 忙's popularity is not that popular right now. Although the tone can be danceable to some, this track does projects more of a negative sound rather than a postive one.

忙 テンポ

The tempo marking of 忙 by ETA乐队 is Allegro (fast, quick, and bright), since this song has a tempo of 138 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.

忙 キー

D Major is the music key of this track. This also means that this song has a camelot key of 10B. So, the perfect camelot match for 10B would be either 10B or 11A. While, 11B can give you a low energy boost. For moderate energy boost, you would use 7B and a high energy boost can either be 12B or 5B. Though, if you want a low energy drop, you should looking for songs with either a camelot key of 10A or 9B will give you a low energy drop, 1B would be a moderate one, and 8B or 3B would be a high energy drop. Lastly, 7A allows you to change the mood.