Shadow Line by 久三 Song Details

久三's ' "Shadow Line" was released on its scheduled release date, September 8, 2025. With this song being around four minutes long, at 3:40, 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. Since Shadow Line only contains only one song in the album, we like to consider this song as a single. Based on our statistics, Shadow Line's popularity is not that popular right now. Since there is more of a neutral sound being played, this makes the track somewhat danceable.

BPM and Tempo

With Shadow Line by 久三 having a BPM of 124 with a half-time of 62 BPM and a double-time of 248 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

F Minor is the music key of this track. Which also means that the camelot key for this song is 4A. So, the perfect camelot match for 4A would be either 4A or 3B. While, a low energy boost can consist of either 4B or 5A. For moderate energy boost, you would use 1A and a high energy boost can either be 6A or 11A. However, if you are looking for a low energy drop, finding a song with a camelot key of 3A would be a great choice. Where 7A would give you a moderate drop, and 2A or 9A would be a high energy drop. Lastly, 7B 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!