aidan made "regen" available on November 17, 2023. The duration of regen is about two minutes long, specifically at 2:05. This song does not appear to have any foul language. regen's duration is considered a little bit shorter than the average duration of a typical track. The song is number 4 out of 6 in eigengrau by aidan. The popularity of regen is currently not that popular right now. Since there is more of a neutral sound being played, this makes the track somewhat danceable.

regen テンポ

The tempo marking of regen by aidan is Vivace (lively and fast), since this song has a tempo of 160 テンポ. With that information, we can conclude that the song has a fast tempo. This song can go great with running. The time signature for this track is 4/4.

regen キー

D♭ Major is the music key of this track. 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.