Jelaskan "Shakiism" dari Kimi no Na wa Kibou

Semua anggota (kecuali Rena Ichiki)

Manatsu Akimoto, Erika Ikuta, Rina Ikoma, Nene Ito, Sayuri Inoue, Reika Sakurai, Mai Shiraishi, Kazumi Takayama, Kana Nakada, Seira Nagashima, Nanase Nishino, Nanami Hashimoto, Mai Fukagawa, Minami Hoshino, Sayuri Matsumura, Yumi Wakatsuki