ASTER, JERIDE made "E: ku" available on August 11, 2022. The duration of E: ku is about two minutes long, specifically at 2:44. This song does not appear to have any foul language. E: ku's duration is considered a little bit shorter than the average duration of a typical track. Because this song is the only song in E: ku and no other songs are present in the album, we classify this track as a single. Going off of the ISRC code of this track, we detected that the origin of this track is from South Korea. Based on our statistics, E: ku's popularity is below average in popularity right now. Even with the track produces more of a neutral energy, it is pretty danceable compared to others.

E: ku テンポ

The tempo marking of E: ku by ASTER, JERIDE is Allegro (fast, quick, and bright), since this song has a tempo of 124 テンポ. With that information, we can conclude that the song has a fast tempo. This song can go great with walking. The time signature for this track is 4/4.

E: ku キー

C Major is the music key of this track. This also means that this song has a camelot key of 8B. So, the perfect camelot match for 8B would be either 8B or 9A. While, 9B can give you a low energy boost. For moderate energy boost, you would use 5B and a high energy boost can either be 10B or 3B. Though, if you want a low energy drop, you should looking for songs with either a camelot key of 8A or 7B will give you a low energy drop, 11B would be a moderate one, and 6B or 1B would be a high energy drop. Lastly, 5A allows you to change the mood.