Nightwork made "-90-" available on December 25, 2019. The duration of -90- is about 3 minutes long, at 3:18. Based on our data, "-90-" 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 -90-, so we believe that this song is a single. In terms of popularity, -90- is currently below average in popularity. Even with the track produces more of a neutral energy, it is pretty danceable compared to others.

-90- テンポ

The tempo marking of -90- by Nightwork is Andante (at a walking pace), since this song has a tempo of 105 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.

-90- キー

This song has a musical key of E Minor. Because this track belongs in the E Minor key, the camelot key is 9A. So, the perfect camelot match for 9A would be either 9A or 8B. While, a low energy boost can consist of either 9B or 10A. For moderate energy boost, you would use 6A and a high energy boost can either be 11A or 4A. However, if you are looking for a low energy drop, finding a song with a camelot key of 8A would be a great choice. Where 12A would give you a moderate drop, and 7A or 2A would be a high energy drop. Lastly, 12B allows you to change the mood.