"Lonely" by Cupido was released on December 25, 2020. Lonely is 2 minutes and 10 seconds long and may contain bad words that may be unsuitable for children. Because this song is the only song in Lonely and no other songs are present in the album, we classify this track as a single. In terms of popularity, Lonely is currently below average in popularity. Although the overall vibe is very danceable, it does project more negative sounds.

Lonely テンポ

We consider the tempo marking of Lonely by Cupido to be Andante (at a walking pace) because the track has a tempo of 95 テンポ, a half-time of 48テンポ, and a double-time of 190 テンポ. Based on that, the speed of the song's tempo is slow. Activities such as, yoga or pilates, can go well with this song. The time signature for this track is 4/4.

Lonely キー

D Major is the music key of this track. This also means that this song has a camelot key of 10B. So, the perfect camelot match for 10B would be either 10B or 11A. While, 11B can give you a low energy boost. For moderate energy boost, you would use 7B and a high energy boost can either be 12B or 5B. Though, if you want a low energy drop, you should looking for songs with either a camelot key of 10A or 9B will give you a low energy drop, 1B would be a moderate one, and 8B or 3B would be a high energy drop. Lastly, 7A allows you to change the mood.