ERRE's 'Barcelona' came out on September 25, 2020. With this song being around four minutes long, at 3:31, 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. Because this song is the only song in Barcelona and no other songs are present in the album, we classify this track as a single. Barcelona is not that popular right now. In our opinion, the overall tone is not very danceable and projects negative sounds, such as being sad, depressed, or angry.

Barcelona テンポ

The tempo marking of Barcelona by ERRE is Andante (at a walking pace), since this song has a tempo of 82 テンポ. With that information, we can conclude that the song has a slow tempo. The time signature for this track is 3/4.

Barcelona キー

E♭ Major is the music key of this track. This also means that this song has a camelot key of 5B. So, the perfect camelot match for 5B would be either 5B or 6A. While, 6B can give you a low energy boost. For moderate energy boost, you would use 2B and a high energy boost can either be 7B or 12B. Though, if you want a low energy drop, you should looking for songs with either a camelot key of 5A or 4B will give you a low energy drop, 8B would be a moderate one, and 3B or 10B would be a high energy drop. Lastly, 2A allows you to change the mood.