"E3" by S7N was released on October 20, 2023. E3 is 2 minutes and 6 seconds long and may contain bad words that may be unsuitable for children. Because this song is the only song in E3 and no other songs are present in the album, we classify this track as a single. In terms of popularity, E3 is currently not that popular. Although the tone can be danceable to some, this track does projects more of a negative sound rather than a postive one.

E3 テンポ

The tempo marking of E3 by S7N is Andante (at a walking pace), since this song has a tempo of 90 テンポ. With that information, we can conclude that the song has a slow tempo. This song can go great with yoga or pilates. The time signature for this track is 4/4.

E3 キー

This song has a musical key of E Minor. Because this track belongs in the E Minor key, the camelot key is 9A. So, the perfect camelot match for 9A would be either 9A or 8B. While, a low energy boost can consist of either 9B or 10A. For moderate energy boost, you would use 6A and a high energy boost can either be 11A or 4A. However, if you are looking for a low energy drop, finding a song with a camelot key of 8A would be a great choice. Where 12A would give you a moderate drop, and 7A or 2A would be a high energy drop. Lastly, 12B allows you to change the mood.