9i (feat. 初音ミク) by フユウ, Hatsune Miku Song Details

On December 25, 2025, the song "9i (feat. 初音ミク)" was released by フユウ, Hatsune Miku. The duration of This song is about 3 minutes long, at 3:17. Based on our data, This song appears to be safe for all ages and is not considered explicit. This track is about the average length of a typical track. There is only one song in 9i, so we believe that this song is a single. Based on our statistics, 9i (feat. 初音ミク)'s popularity is below average in popularity 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 9i (feat. 初音ミク) by フユウ, Hatsune Miku is Allegro (fast, quick, and bright), since this song has a tempo of 150 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

A Major is the music key of this track. This also means that this song has a camelot key of 11B. So, the perfect camelot match for 11B would be either 11B or 12A. While, 12B can give you a low energy boost. For moderate energy boost, you would use 8B and a high energy boost can either be 1B or 6B. Though, if you want a low energy drop, you should looking for songs with either a camelot key of 11A or 10B will give you a low energy drop, 2B would be a moderate one, and 9B or 4B would be a high energy drop. Lastly, 8A allows you to change the mood.

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