Attakain Dakara~♪ was originally sung by the talento Kumamushi on a TV show which broadcast in 2013. However, the single CD of this song is not released until Febuary 04, 2015. "Attakain Dakara~♪" -Remix ver.- was uploaded on Nico Nico Douga on January 07, 2015 and fastly becomes popular. It reached 1.000.000 views on January 24, 2015.
To celebrate the upcoming CD of Kumamushi, HoneyWorks made new arrangement for the song with Hatsune Miku's voice on January 07, 2015. Thereafter, many utaite start to cover the song based on HoneyWorks' version.