E-Jun Lee made "百分之百的必須" available on January 1, 1990. With this song being about 5 minutes long, at 4:31, "百分之百的必須" by E-Jun Lee 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 is only one song in 這樣的我, so we believe that "百分之百的必須" is a single. Based on our statistics, 百分之百的必須'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.

百分之百的必須 テンポ

The tempo marking of 百分之百的必須 by E-Jun Lee is Allegro (fast, quick, and bright), since this song has a tempo of 139 テンポ. With that information, we can conclude that the song has a fast tempo. This song can go great with walking. The time signature for this track is 4/4.

百分之百的必須 キー

C Major is the music key of this track. This also means that this song has a camelot key of 8B. So, the perfect camelot match for 8B would be either 8B or 9A. While, 9B can give you a low energy boost. For moderate energy boost, you would use 5B and a high energy boost can either be 10B or 3B. Though, if you want a low energy drop, you should looking for songs with either a camelot key of 8A or 7B will give you a low energy drop, 11B would be a moderate one, and 6B or 1B would be a high energy drop. Lastly, 5A allows you to change the mood.