乃木坂46 - シークレットグラフィティー Single Hadashi de Summer (裸足でSummer) Release Date 2016.07.27 Performing Members : Higuchi Hina (Center) 1st Generation: Ito Marika, Inoue Sayuri, Kawago Hina, Kawamura Mahiro, Saito Chiharu, Saito Yuri, Nakada Kana, Noujo Ami, Higuchi Hina, Wada Maaya 2nd Generation: Ito Karin, Ito Junna, Sagara Iori, Sasaki Kotoko, Shinuchi Mai, Suzuki Ayane, Terada Ranze, Yamazaki Rena, Watanabe Miria