Myles Blue, Jarou, Kid Judo, Cheez, indxgo, Co Sama, Sxdboynoah made "FANTASY!" available on December 28, 2021. FANTASY! is 2 minutes and 7 seconds long and may contain bad words that may be unsuitable for children. Because this song is the only song in FANTASY! and no other songs are present in the album, we classify this track as a single. In terms of popularity, FANTASY! is currently unknown. Even with the track produces more of a neutral energy, it is pretty danceable compared to others.

FANTASY! テンポ

The tempo marking of FANTASY! by Myles Blue, Jarou, Kid Judo, Cheez, indxgo, Co Sama, Sxdboynoah is Andante (at a walking pace), since this song has a tempo of 105 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.

FANTASY! キー

This song is in the music key of B Major. This also means that this song has a camelot key of 1B. So, the perfect camelot match for 1B would be either 1B or 2A. While, 2B can give you a low energy boost. For moderate energy boost, you would use 10B and a high energy boost can either be 3B or 8B. Though, if you want a low energy drop, you should looking for songs with either a camelot key of 1A or 12B will give you a low energy drop, 4B would be a moderate one, and 11B or 6B would be a high energy drop. Lastly, 10A allows you to change the mood.