yaen made "Be cool!" available on March 10, 1999. With this song being about 5 minutes long, at 4:51, "Be cool!" by yaen is fairly a long song compared to the average song length. This song does not have an "Explicit" tag, making it safe for all ages. There are a total of 11 in the song's album "STAFF ROLL". In this album, this song's track order is #1. In terms of popularity, Be cool! is currently below average in popularity. The overall tone is very danceable, especially with its high energy, which produces more of a euphoric, cheerful, or happy vibe.

Be cool! テンポ

With Be cool! by yaen 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.

Be cool! キー

The music key of this track is D♭ Minor. 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.