Boogiepop Dual(ブギーポップ・デュアルBugīpoppu Dyuaru), also known as Boogiepop Dual: Losers' Circus, is a manga by Masayuki Takano (author of Blood Alone), an offshoot of the Boogiepop series, a series of young adult novels by Kouhei Kadono. This work suggests that Toka Miyashita is not the only Boogiepop, and that there are many.