Official website: http://kuchibiru.jp/
Yui Aragaki
Yuri Kashiwaga
Fumino Kimura
Haruko Matsuyama
Kenta Kiritani
Tetsuo Tsukamoto
Yuri Tsunematsu
Nazuna
Shota Shimoda
Satoru
Wakana Aoi
Chinatsu
Kyoka Shibata
Eri
Mayu Yamaguchi
Kotomi Hasegawa
Hayato Sano
Keisuke Mukai
Daichi Watanabe
Akio Kuwahara