Room 39's 'หากวันนั้น' came out on July 27, 2018. With this song being around four minutes long, at 4:13, 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. There is only one song in หากวันนั้น, so we believe that this song is a single. The popularity of หากวันนั้น is currently average in popularity right now. Although the tone can be danceable to some, this track does projects more of a negative sound rather than a postive one.

หากวันนั้น テンポ

The tempo marking of หากวันนั้น by Room 39 is Vivace (lively and fast), since this song has a tempo of 168 テンポ. With that information, we can conclude that the song has a fast tempo. The time signature for this track is 4/4.

หากวันนั้น キー

This song has a musical key of F Major. This also means that this song has a camelot key of 7B. So, the perfect camelot match for 7B would be either 7B or 8A. While, 8B can give you a low energy boost. For moderate energy boost, you would use 4B and a high energy boost can either be 9B or 2B. Though, if you want a low energy drop, you should looking for songs with either a camelot key of 7A or 6B will give you a low energy drop, 10B would be a moderate one, and 5B or 12B would be a high energy drop. Lastly, 4A allows you to change the mood.