sera by 横山起朗 Song Details

横山起朗's ' "sera" was released on its scheduled release date, October 17, 2025. With this song being around four minutes long, at 3:47, the duration of this song is pretty average compared to other songs. This track is safe for children and doesn't appear to contain any foul language, since the "Explicit" tag was not present in this track. The song is number 1 out of 6 in etude by 横山起朗. Going off of the ISRC code of this track, we detected that the origin of this track is from Japan. Based on our statistics, sera's popularity is 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.

BPM and Tempo

The tempo marking of sera by 横山起朗 is Allegro (fast, quick, and bright), since this song has a tempo of 135 BPM. With that information, we can conclude that the song has a fast tempo. This song can go great with walking. The time signature for this track is 3/4.

Music Key

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.

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