Sakurazaka46 Unhappy Birthday Structure Hono Tamura, Riko Endo, Yu Murai, Karin Fujiyoshi Part 3 Free Paper TOWER PLUS+ Tower Records TOWER RECORDS Sakurazaka46 Rina Uemura, Rika Ozeki, Minami Koike, Yui Kobayashi, Fuyuka Saito, Yuuka Sugai, Neru Nagahama, Mizuho Habu, Aoi Harada, Risa Watanabe, Rina Inoue, Yumiko Seki, Hikari Endo, Rei Oozono, Akiho Onuma, Marino Kousaka, Yui Takemoto, Hono Tamura, Karin Fujiyoshi, Kira Masumoto, Rina Matsuda, Hikaru Morita, Rena Moriya, Ten Yamasaki, Rika Ishimori, Riko Endo, Rena Odakura, Nagisa Kojima, Aiki Taniguchi, Yuzuki Nakajima, Mio Matono, Sumiha Mukai, Yu Murai, Mihane Murayama, Tougetsu Yamashita, Konomi Asai, Hina Inaguma, Haruka Katsumata, Aio Sato, Chihiro Nakagawa, Kazuko Matsumoto, Iroha Meguro, Ui Yamakawa, Momomi Yamada