沖縄方言
Two B-sides feature on the single. The first, , was also written by Begin. The second, , is an acoustic version of her previous single. A special version of the single, limited to 30,000 copies, was released in 2004, collecting the four main versions of the song (standard, Okinawan language version, special Moriyama/Begin/Natsukawa live version, instrumental track).