아기를 위한 자장가's '스르륵 자장가' came out on March 4, 2019. With 스르륵 자장가 being less than two minutes long, at 1:54, we are fairly confident that this song is not explicit and is safe for all ages. Based on the duration of this song, this song duration is much smaller than the average song duration. There is only one song in 엄마가 불러주는 자장가, so we believe that "스르륵 자장가" is a single. 스르륵 자장가 is below 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.

스르륵 자장가 テンポ

The tempo marking of 스르륵 자장가 by 아기를 위한 자장가 is Andante (at a walking pace), since this song has a tempo of 79 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.

스르륵 자장가 キー

E♭ Major is the music key of this track. This also means that this song has a camelot key of 5B. So, the perfect camelot match for 5B would be either 5B or 6A. While, 6B can give you a low energy boost. For moderate energy boost, you would use 2B and a high energy boost can either be 7B or 12B. Though, if you want a low energy drop, you should looking for songs with either a camelot key of 5A or 4B will give you a low energy drop, 8B would be a moderate one, and 3B or 10B would be a high energy drop. Lastly, 2A allows you to change the mood.