Once by Buneba Song Details

"Once" by Buneba had its release date on January 2, 2026. The duration of This song is about two minutes long, specifically at 2:33. This song does not appear to have any foul language. Once's duration is considered a little bit shorter than the average duration of a typical track. Since Once only contains only one song in the album, we like to consider this song as a single. Based on our statistics, Once's popularity is unknown right now. In our opinion, the overall tone is not very danceable and projects negative sounds, such as being sad, depressed, or angry.

BPM and Tempo

With Once by Buneba having a BPM of 126 with a half-time of 63 BPM and a double-time of 252 BPM, we would consider this track to have a Allegro (fast, quick, and bright) tempo marking. Because of this, we believe that the song has an overall fast tempo. Looking at the BPM of this song, this song might go great with walking. The time signature for this track is 4/4.

Music Key

A♭ Major is the music key of this track. Or for those who are familiar with the camelot wheel, this song has a camelot key of 4B. So, the perfect camelot match for 4B would be either 4B or 5A. While, 5B can give you a low energy boost. For moderate energy boost, you would use 1B and a high energy boost can either be 6B or 11B. Though, if you want a low energy drop, you should looking for songs with either a camelot key of 4A or 3B will give you a low energy drop, 7B would be a moderate one, and 2B or 9B would be a high energy drop. Lastly, 1A allows you to change the mood.

Want to find the BPM and music key for other songs? Check out our BPM and Key Finder page!