 In October 2013, Hamasaki announced she had worked on new music when she revealed the release details of her single "Feel the Love"/"Merry-Go-Round", which was her first physical release in three years.Then in May 2014, Japanese music publication Jame World confirmed the involvement of Western musicians and producers RedOne, Rodney Jenkins, who uses the alias Darkchild, and Fedde Le Grand, among others that were unannounced at the time.Titled "Colours", the songs on the album were entirely written by Hamasaki, while production was led by long-time collaborator Max Matsuura.