K2 made "Replay" available on December 13, 2019. With this song being around four minutes long, at 4:08, the duration of this song is pretty average compared to other songs. This track is safe for children and doesn't appear to contain any foul language, since the "Explicit" tag was not present in this track. The song is number 4 out of 19 in Autonomia by K2. Replay is not that popular right now. Even with the track produces more of a neutral energy, it is pretty danceable compared to others.

Replay テンポ

The tempo marking of Replay by K2 is Andante (at a walking pace), since this song has a tempo of 85 テンポ. With that information, we can conclude that the song has a slow tempo. This song can go great with yoga or pilates. The time signature for this track is 4/4.

Replay キー

This song is in the music key of F♯ Major. This also means that this song has a camelot key of 2B. So, the perfect camelot match for 2B would be either 2B or 3A. While, 3B can give you a low energy boost. For moderate energy boost, you would use 11B and a high energy boost can either be 4B or 9B. Though, if you want a low energy drop, you should looking for songs with either a camelot key of 2A or 1B will give you a low energy drop, 5B would be a moderate one, and 12B or 7B would be a high energy drop. Lastly, 11A allows you to change the mood.