anbuu made "Complex rules" available on January 12, 2019. The duration of Complex rules is about 3 minutes long, at 3:16. Based on our data, "Complex rules" appears to be safe for all ages and is not considered explicit. This track is about the average length of a typical track. Because this song is the only song in Complex rules and no other songs are present in the album, we classify this track as a single. Based on our statistics, Complex rules's popularity is not that popular right now. Even with the track produces more of a neutral energy, it is pretty danceable compared to others.

Complex rules テンポ

The tempo marking of Complex rules by anbuu is Allegro (fast, quick, and bright), since this song has a tempo of 140 テンポ. With that information, we can conclude that the song has a fast tempo. This song can go great with jogging or cycling. The time signature for this track is 4/4.

Complex rules 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.