BF made "When you smile" available on December 29, 2021. With this song being around four minutes long, at 3:47, 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 song is number 2 out of 6 in ADONIS by PERC%NT, OHTORA, maeshima soshi, SHUUU, JK Kim Dong Uk, BF. The popularity of When you smile is currently below average in popularity right now. Since there is more of a neutral sound being played, this makes the track somewhat danceable.

When you smile テンポ

The tempo marking of When you smile by BF is Vivace (lively and fast), since this song has a tempo of 160 テンポ. With that information, we can conclude that the song has a fast tempo. This song can go great with running. The time signature for this track is 4/4.

When you smile キー

B♭ Major is the music key of this track. This also means that this song has a camelot key of 6B. So, the perfect camelot match for 6B would be either 6B or 7A. While, 7B can give you a low energy boost. For moderate energy boost, you would use 3B and a high energy boost can either be 8B or 1B. Though, if you want a low energy drop, you should looking for songs with either a camelot key of 6A or 5B will give you a low energy drop, 9B would be a moderate one, and 4B or 11B would be a high energy drop. Lastly, 3A allows you to change the mood.