劉瑞琪's '是否' had a release date set for December 1, 1990. The duration of This song is about two minutes long, specifically at 2:10. This song does not appear to have any foul language. 是否's duration is considered a little bit shorter than the average duration of a typical track. There is only one song in 劉瑞琪的非電影, so we believe that "是否" is a single. Based on our statistics, 是否's popularity is not that popular right now. Although the tone can be danceable to some, this track does projects more of a negative sound rather than a postive one.

是否 テンポ

The tempo marking of 是否 by 劉瑞琪 is Allegro (fast, quick, and bright), since this song has a tempo of 142 テンポ. With that information, we can conclude that the song has a fast tempo. This song can go great with jogging or cycling. The time signature for this track is 4/4.

是否 キー

A Major is the music key of this track. 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.