"7살" by JYJ was released on July 29, 2014. With this song being around four minutes long, at 3:41, 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 track order of this song in JYJ's "JUST US" album is number 4 out of 13. Based on our statistics, 7살's popularity is not that popular right now. Although the tone can be danceable to some, this track does projects more of a negative sound rather than a postive one.

7살 テンポ

We consider the tempo marking of 7살 by JYJ to be Allegro (fast, quick, and bright) because the track has a tempo of 136 テンポ, a half-time of 68テンポ, and a double-time of 272 テンポ. Based on that, the speed of the song's tempo is fast. Activities such as, walking, can go well with this song. The time signature for this track is 4/4.

7살 キー

This song is in the music key of G Major. This also means that this song has a camelot key of 9B. So, the perfect camelot match for 9B would be either 9B or 10A. While, 10B can give you a low energy boost. For moderate energy boost, you would use 6B and a high energy boost can either be 11B or 4B. Though, if you want a low energy drop, you should looking for songs with either a camelot key of 9A or 8B will give you a low energy drop, 12B would be a moderate one, and 7B or 2B would be a high energy drop. Lastly, 6A allows you to change the mood.