Neo Fourths Trio's 'A Certain Smile' came out on April 6, 2023. With this song being around four minutes long, at 3:50, 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 A Certain Smile 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 Sweden. In terms of popularity, A Certain Smile is currently below average in popularity. Although the tone can be danceable to some, this track does projects more of a negative sound rather than a postive one.

A Certain Smile テンポ

The tempo marking of A Certain Smile by Neo Fourths Trio is Andante (at a walking pace), since this song has a tempo of 104 テンポ. With that information, we can conclude that the song has a slow tempo. The time signature for this track is 4/4.

A Certain Smile キー

This song has a musical key of E Major. 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.