JoeMari's 'Intro' came out on August 10, 2019. For a fairly short song, this song is "Intro" is considered an explicit song with a duration of 1:58. The song is number 1 out of 11 in BlaccHearted by JoeMari. Intro 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.

Intro テンポ

The tempo marking of Intro by JoeMari is Andante (at a walking pace), since this song has a tempo of 81 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.

Intro キー

This song is in the music key of B♭ Major. This also means that this song has a camelot key of 6B. So, the perfect camelot match for 6B would be either 6B or 7A. While, 7B can give you a low energy boost. For moderate energy boost, you would use 3B and a high energy boost can either be 8B or 1B. Though, if you want a low energy drop, you should looking for songs with either a camelot key of 6A or 5B will give you a low energy drop, 9B would be a moderate one, and 4B or 11B would be a high energy drop. Lastly, 3A allows you to change the mood.