Tony Kim, John John made "RU" available on November 20, 2020. The duration of RU is about two minutes long, specifically at 2:58. This song does not appear to have any foul language. RU's duration is considered a little bit shorter than the average duration of a typical track. Since RU only contains only one song in the album, we like to consider this song as a single. Based on our statistics, RU's popularity is below average in popularity right now. Even with the track produces more of a neutral energy, it is pretty danceable compared to others.

RU テンポ

With RU by Tony Kim, John John having a テンポ of 120 with a half-time of 60 テンポ and a double-time of 240 テンポ, we would consider this track to have a Moderato (at a moderate speed) tempo marking. Because of this, we believe that the song has an overall fast tempo. Looking at the テンポ of this song, this song might go great with walking. The time signature for this track is 4/4.

RU キー

This song has a musical key of B Major. Or for those who are familiar with the camelot wheel, this song has a camelot key of 1B. So, the perfect camelot match for 1B would be either 1B or 2A. While, 2B can give you a low energy boost. For moderate energy boost, you would use 10B and a high energy boost can either be 3B or 8B. Though, if you want a low energy drop, you should looking for songs with either a camelot key of 1A or 12B will give you a low energy drop, 4B would be a moderate one, and 11B or 6B would be a high energy drop. Lastly, 10A allows you to change the mood.