J.R made "Intro" available on March 5, 2020. Intro is 2 minutes and 34 seconds long and may contain bad words that may be unsuitable for children. The track order of this song in J.R's "Mood Swings" album is number 1 out of 10. The popularity of Intro is currently unknown right now. The overall tone is very danceable, especially with its high energy, which produces more of a euphoric, cheerful, or happy vibe.

Intro テンポ

We consider the tempo marking of Intro by J.R to be Presto (very, very fast) because the track has a tempo of 178 テンポ, a half-time of 89テンポ, and a double-time of 356 テンポ. Based on that, the speed of the song's tempo is fast. The time signature for this track is 4/4.

Intro キー

This song is in the music key of B♭ Minor. Because this track belongs in the B♭ Minor key, the camelot key is 3A. So, the perfect camelot match for 3A would be either 3A or 2B. While, a low energy boost can consist of either 3B or 4A. For moderate energy boost, you would use 12A and a high energy boost can either be 5A or 10A. However, if you are looking for a low energy drop, finding a song with a camelot key of 2A would be a great choice. Where 6A would give you a moderate drop, and 1A or 8A would be a high energy drop. Lastly, 6B allows you to change the mood.