sentences:  Unlike her first two singles, "Take Back" and "Trust Your Love," "Color Of Soul" was never given a release to the North American market, although Kumi had experienced success in the United States with both songs.Kumi later said how she wanted to focus solely on the Japanese market, wanting to become popular in her own country before branching out into other territories.Despite have a darker cover, the title track became her first song to harbor predominantly elements of pop music, unlike her previous singles which were predominantly rhythm and blues.