Count Down TV
"Beautiful World" debuted on the radio and was released as a ringtone on July 23, 2007. In early September, Utada performed the song at many music entertainment programs in Japan: at "Count Down TV" on the night of September 1, "Hey! Hey! Hey! Music Champ" on September 3, "Utaban" on September 6, and both "Music Station" and "Music Fighter" on September 7. "Beautiful World" was performed during Utada's two date concert series "Wild Life" in December 2010.