"エール" by Takako Matsu was released on March 23, 2000. With this song being around four minutes long, at 4:16, the duration of this song is pretty average compared to other songs. This track is safe for children and doesn't appear to contain any foul language, since the "Explicit" tag was not present in this track. There is only one song in いつか、桜の雨に・・・, so we believe that "エール" is a single. The popularity of エール is currently not that popular right now. In our opinion, the overall tone is not very danceable and projects negative sounds, such as being sad, depressed, or angry.

エール テンポ

The tempo marking of エール by Takako Matsu is Vivace (lively and fast), since this song has a tempo of 165 テンポ. With that information, we can conclude that the song has a fast tempo. The time signature for this track is 4/4.

エール キー

This song has a musical key of A Major. This also means that 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.