Kuwagata-P's first song to enter the Hall of Fame and it remains one of his most popular works. The lyrics are commonly interpreted as the singer dealing with a break-up or the loss of a loved one. The song was featured in Kuwagata-P's albums 残響のピース and フラッシュバックサウンド, as well as in the compilation albums EXIT TUNES PRESENTS STARDOM 3 and 初音ミク -Project DIVA- extend Complete Collection.