Koji Kikkawa made "a day・good night" available on February 23, 2005. With this song being about 5 minutes long, at 5:13, "a day・good night" by Koji Kikkawa 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. The song is number 10 out of 18 in BEST BEST BEST 1984-1988 by Koji Kikkawa. a day・good night is not that popular right now. Even with the track produces more of a neutral energy, it is pretty danceable compared to others.

a day・good night テンポ

The tempo marking of a day・good night by Koji Kikkawa is Adagio (slowly with great expression), since this song has a tempo of 72 テンポ. With that information, we can conclude that the song has a slow tempo. The time signature for this track is 4/4.

a day・good night キー

This song is in the music 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.