On November 15, 2020, the song "B.U.N" was released by Septakhan. B.U.N is explicit and may not be suitable for children. With the duration being about 4:04, this song is close to the average duration of a typical track. Because this song is the only song in B.U.N and no other songs are present in the album, we classify this track as a single. The popularity of B.U.N is currently not that popular right now. The overall tone is very danceable, especially with its high energy, which produces more of a euphoric, cheerful, or happy vibe.

B.U.N テンポ

The tempo marking of B.U.N by Septakhan is Presto (very, very fast), since this song has a tempo of 200 テンポ. The time signature for this track is 4/4.

B.U.N キー

This song has a musical key of G Major. This also means that this song has a camelot key of 9B. So, the perfect camelot match for 9B would be either 9B or 10A. While, 10B can give you a low energy boost. For moderate energy boost, you would use 6B and a high energy boost can either be 11B or 4B. Though, if you want a low energy drop, you should looking for songs with either a camelot key of 9A or 8B will give you a low energy drop, 12B would be a moderate one, and 7B or 2B would be a high energy drop. Lastly, 6A allows you to change the mood.