紅い糸 by Ayako Fuji Song Details

Ayako Fuji's '紅い糸' had a release date set for November 19, 2025. With this song being around four minutes long, at 4:19, 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 藤あや子　特選演歌・ヒット全曲集, so we believe that "紅い糸" is a single. Based on our statistics, 紅い糸's popularity is not that popular 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

The tempo marking of 紅い糸 by Ayako Fuji is Allegro (fast, quick, and bright), since this song has a tempo of 142 BPM. With that information, we can conclude that the song has a fast tempo. This song can go great with jogging or cycling. 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.

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