CAINN9NE, Elly's ' "Day & Night" was released on its scheduled release date, March 13, 2021. Day & Night is 2 minutes and 17 seconds long and may contain bad words that may be unsuitable for children. Because this song is the only song in Day & Night and no other songs are present in the album, we classify this track as a single. In terms of popularity, Day & Night is currently not that popular. Even with the track produces more of a neutral energy, it is pretty danceable compared to others.

Day & Night テンポ

The tempo marking of Day & Night by CAINN9NE, Elly is Andante (at a walking pace), since this song has a tempo of 98 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.

Day & Night キー

F♯ Major is the music key of this track. This also means that this song has a camelot key of 2B. So, the perfect camelot match for 2B would be either 2B or 3A. While, 3B can give you a low energy boost. For moderate energy boost, you would use 11B and a high energy boost can either be 4B or 9B. Though, if you want a low energy drop, you should looking for songs with either a camelot key of 2A or 1B will give you a low energy drop, 5B would be a moderate one, and 12B or 7B would be a high energy drop. Lastly, 11A allows you to change the mood.