Sondia's '첫사랑' came out on November 20, 2019. With this song being around four minutes long, at 3:45, 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 3 out of 81 in Extraordinary You (Original Television Soundtrack) by Various Artists. In terms of popularity, 첫사랑 is currently unknown. Although the overall vibe is very danceable, it does project more negative sounds.

첫사랑 テンポ

The tempo marking of 첫사랑 by Sondia is Moderato (at a moderate speed), since this song has a tempo of 111 テンポ. With that information, we can conclude that the song has a moderate tempo. The time signature for this track is 3/4.

첫사랑 キー

This song has a musical key of B♭ Major. 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.