序章 by Red Eye Song Details

"序章" by Red Eye had its release date on November 26, 2025. 序章 is considered explicit and may contain foul language. This song is about 3 minutes and 15 seconds, which is about the average length of a typical song. The track order of this song in Red Eye's "Japanism" album is number 4 out of 12. Based on our statistics, 序章's popularity is below average in popularity right now. Although the overall vibe is very danceable, it does project more negative sounds.

BPM and Tempo

We consider the tempo marking of 序章 by Red Eye to be Allegro (fast, quick, and bright) because the track has a tempo of 135 BPM, a half-time of 68BPM, and a double-time of 270 BPM. Based on that, the speed of the song's tempo is fast. Activities such as, walking, can go well with this song. The time signature for this track is 4/4.

Music Key

This song has a musical key of D♭ Major. This also means that this song has a camelot key of 3B. So, the perfect camelot match for 3B would be either 3B or 4A. While, 4B can give you a low energy boost. For moderate energy boost, you would use 12B and a high energy boost can either be 5B or 10B. Though, if you want a low energy drop, you should looking for songs with either a camelot key of 3A or 2B will give you a low energy drop, 6B would be a moderate one, and 1B or 8B would be a high energy drop. Lastly, 12A allows you to change the mood.

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