キルステン by 徒然書簡 Song Details

徒然書簡's ' "キルステン" was released on its scheduled release date, December 8, 2025. With this song being around four minutes long, at 3:43, 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. There is only one song in 詩歌, so we believe that "キルステン" is a single. The popularity of キルステン is currently not that popular right now. The overall mood can be danceable to some, especially with it's high amount of postive energy.

BPM and Tempo

The tempo marking of キルステン by 徒然書簡 is Vivace (lively and fast), since this song has a tempo of 166 BPM. With that information, we can conclude that the song has a fast tempo. The time signature for this track is 4/4.

Music Key

F♯ Minor is the music key of this track. This also means that this song has a camelot key of 11A. So, the perfect camelot match for 11A would be either 11A or 10B. While, a low energy boost can consist of either 11B or 12A. For moderate energy boost, you would use 8A and a high energy boost can either be 1A or 6A. However, if you are looking for a low energy drop, finding a song with a camelot key of 10A would be a great choice. Where 2A would give you a moderate drop, and 9A or 4A would be a high energy drop. Lastly, 2B allows you to change the mood.

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