Dance, acrobatics and ribbon performance from Hello! Project 2015 SUMMER ~CHALLENGER~<br /><br />Featuring: <br />Morning Musume: Ikuta Erina, Nonaka Miki<br />Kobushi Factory: Fujii Rio, Hirose Ayaka, Nomura Minami, Ogawa Rena, Hamaura Ayano, Taguchi Natsumi, Wada Sakurako, Inoue Rei<br />Tsubaki Factory: Ogata Risa, Yamagishi Riko, Niinuma Kisora, Tanimoto Ami, Kishimoto Yumeno, Asakura Kiki<br />Kenshuusei: Ichioka Reina, Kaga Kaede, Hashimoto Nagisa, Horie Kizuki