4minute, who have recently released their fifth single Heart to Heart, are already preparing for another Japanese release.
The group’s sixth Japanese single will be entitled READY, GO and will be available sometime in December. The title song will be used as the main theme for TV Tokyo's "Koko ga Uswasa no El Palacio" drama which will have its premier on October 6th. This will be the third song from 4minute to be used in drama OSTs.