Side A made "Only One" available on January 1, 2009. The duration of Only One is about 3 minutes long, at 3:14. Based on our data, "Only One" appears to be safe for all ages and is not considered explicit. This track is about the average length of a typical track. There are a total of 11 in the song's album "Side A - Only One (International Version)". In this album, this song's track order is #1. Based on our statistics, Only One's popularity is not that popular right now. Even with the track produces more of a neutral energy, it is pretty danceable compared to others.

Only One テンポ

With Only One by Side A having a テンポ of 124 with a half-time of 62 テンポ and a double-time of 248 テンポ, we would consider this track to have a Allegro (fast, quick, and bright) 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.

Only One キー

This song has a musical key of E Major. Or for those who are familiar with the camelot wheel, this song has a camelot key of 12B. So, the perfect camelot match for 12B would be either 12B or 1A. While, 1B can give you a low energy boost. For moderate energy boost, you would use 9B and a high energy boost can either be 2B or 7B. Though, if you want a low energy drop, you should looking for songs with either a camelot key of 12A or 11B will give you a low energy drop, 3B would be a moderate one, and 10B or 5B would be a high energy drop. Lastly, 9A allows you to change the mood.