YKD's 'Doubt' came out on March 15, 2021. Doubt is 2 minutes and 52 seconds long and may contain bad words that may be unsuitable for children. Because this song is the only song in Doubt and no other songs are present in the album, we classify this track as a single. Based on our statistics, Doubt's popularity is not that popular right now. Although the overall vibe is very danceable, it does project more negative sounds.

Doubt テンポ

The tempo marking of Doubt by YKD is Allegro (fast, quick, and bright), since this song has a tempo of 143 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.

Doubt キー

The music key of this track is D♭ Major. This also means that this song has a camelot key of 3B. So, the perfect camelot match for 3B would be either 3B or 4A. While, 4B can give you a low energy boost. For moderate energy boost, you would use 12B and a high energy boost can either be 5B or 10B. Though, if you want a low energy drop, you should looking for songs with either a camelot key of 3A or 2B will give you a low energy drop, 6B would be a moderate one, and 1B or 8B would be a high energy drop. Lastly, 12A allows you to change the mood.