Emir Hermono, A. Nayaka, Rayi Putra made "021" available on April 30, 2017. The duration of 021 is about 3 minutes long, at 3:08. Based on our data, "021" appears to be safe for all ages and is not considered explicit. This track is about the average length of a typical track. There is only one song in 3am in Jakarta, so we believe that "021" is a single. Based on our statistics, 021's popularity is below average in popularity right now. The overall tone is very danceable, especially with its high energy, which produces more of a euphoric, cheerful, or happy vibe.

021 テンポ

The tempo marking of 021 by Emir Hermono, A. Nayaka, Rayi Putra is Allegro (fast, quick, and bright), since this song has a tempo of 134 テンポ. With that information, we can conclude that the song has a fast tempo. This song can go great with walking. The time signature for this track is 4/4.

021 キー

F Minor is the music key of this track. Because this track belongs in the F Minor key, the camelot key is 4A. So, the perfect camelot match for 4A would be either 4A or 3B. While, a low energy boost can consist of either 4B or 5A. For moderate energy boost, you would use 1A and a high energy boost can either be 6A or 11A. However, if you are looking for a low energy drop, finding a song with a camelot key of 3A would be a great choice. Where 7A would give you a moderate drop, and 2A or 9A would be a high energy drop. Lastly, 7B allows you to change the mood.