十五少女 made "Alien" available on April 20, 2022. The duration of Alien is about two minutes long, specifically at 2:32. This song does not appear to have any foul language. Alien's duration is considered a little bit shorter than the average duration of a typical track. Because this song is the only song in Alien 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 Japan. Based on our statistics, Alien's popularity is below average in popularity right now. Since there is more of a neutral sound being played, this makes the track somewhat danceable.

Alien テンポ

The tempo marking of Alien by 十五少女 is Allegro (fast, quick, and bright), since this song has a tempo of 140 テンポ. 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.

Alien 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.