back number's '君はいらないだろうな' came out on May 27, 2015. The duration of 君はいらないだろうな is about 3 minutes long, at 3:12. Based on our data, "君はいらないだろうな" 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 6 in the song's album "SISTER". In this album, this song's track order is #3. Furthermore, we believe that the track originated from Japan. Based on our statistics, 君はいらないだろうな's popularity is below average in popularity right now. Although the overall vibe is very danceable, it does project more negative sounds.

君はいらないだろうな テンポ

With 君はいらないだろうな by back number having a テンポ of 139 with a half-time of 70 テンポ and a double-time of 278 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.

君はいらないだろうな キー

A Major is the music key of this track. Or for those who are familiar with the camelot wheel, this song has a camelot key of 11B. So, the perfect camelot match for 11B would be either 11B or 12A. While, 12B can give you a low energy boost. For moderate energy boost, you would use 8B and a high energy boost can either be 1B or 6B. Though, if you want a low energy drop, you should looking for songs with either a camelot key of 11A or 10B will give you a low energy drop, 2B would be a moderate one, and 9B or 4B would be a high energy drop. Lastly, 8A allows you to change the mood.