青い糸 by まぼえむ, KAITO, 鏡音レン Song Details

On August 23, 2025, the song "青い糸" was released by まぼえむ, KAITO, 鏡音レン. With this song being around four minutes long, at 4:16, 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 are a total of 16 in the song's album "THE BETRAYER". In this album, this song's track order is #7. Furthermore, we believe that the track originated from Japan. In terms of popularity, 青い糸 is currently not that popular. The overall tone is very danceable, especially with its high energy, which produces more of a euphoric, cheerful, or happy vibe.

BPM and Tempo

With 青い糸 by まぼえむ, KAITO, 鏡音レン having a BPM of 105 with a half-time of 52 BPM and a double-time of 210 BPM, we would consider this track to have a Andante (at a walking pace) tempo marking. Because of this, we believe that the song has an overall slow tempo. The time signature for this track is 4/4.

Music Key

D♭ Minor is the music key of this track. Or for those who are familiar with the camelot wheel, this song has a camelot key of 12A. So, the perfect camelot match for 12A would be either 12A or 11B. While, a low energy boost can consist of either 12B or 1A. For moderate energy boost, you would use 9A and a high energy boost can either be 2A or 7A. However, if you are looking for a low energy drop, finding a song with a camelot key of 11A would be a great choice. Where 3A would give you a moderate drop, and 10A or 5A would be a high energy drop. Lastly, 3B allows you to change the mood.

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