F4ST made "OK" available on January 13, 2017. The duration of OK is about 3 minutes long, at 3:16. Based on our data, "OK" appears to be safe for all ages and is not considered explicit. This track is about the average length of a typical track. Since OK only contains only one song in the album, we like to consider this song as a single. In terms of popularity, OK is currently not that popular. Even with the track produces more of a neutral energy, it is pretty danceable compared to others.

OK テンポ

With OK by F4ST having a テンポ of 100 with a half-time of 50 テンポ and a double-time of 200 テンポ, we would consider this track to have a Andante (at a walking pace) tempo marking. Because of this, we believe that the song has an overall slow tempo. The time signature for this track is 4/4.

OK キー

D♭ Minor is the music key of this track. Or for those who are familiar with the camelot wheel, this song has a camelot key of 12A. So, the perfect camelot match for 12A would be either 12A or 11B. While, a low energy boost can consist of either 12B or 1A. For moderate energy boost, you would use 9A and a high energy boost can either be 2A or 7A. However, if you are looking for a low energy drop, finding a song with a camelot key of 11A would be a great choice. Where 3A would give you a moderate drop, and 10A or 5A would be a high energy drop. Lastly, 3B allows you to change the mood.