Amatista Doll made "Red Line" available on January 16, 2024. With this song being around four minutes long, at 4:28, 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. The track order of this song in Amatista Doll's "Heart_Rend.exe" album is number 4 out of 12. Based on our statistics, Red Line's popularity is not that popular right now. Even with the track produces more of a neutral energy, it is pretty danceable compared to others.

Red Line テンポ

We consider the tempo marking of Red Line by Amatista Doll to be Allegro (fast, quick, and bright) because the track has a tempo of 132 テンポ, a half-time of 66テンポ, and a double-time of 264 テンポ. 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.

Red Line キー

E Major is the music key of this track. This also means that this song has a camelot key of 12B. So, the perfect camelot match for 12B would be either 12B or 1A. While, 1B can give you a low energy boost. For moderate energy boost, you would use 9B and a high energy boost can either be 2B or 7B. Though, if you want a low energy drop, you should looking for songs with either a camelot key of 12A or 11B will give you a low energy drop, 3B would be a moderate one, and 10B or 5B would be a high energy drop. Lastly, 9A allows you to change the mood.