Gen Hoshino

Senpai (voice)

Kana Hanazawa

The Girl with Black Hair (voice)

Ami Koshimizu

Naoko (voice)

Aoi Yuuki

Princess Daruma (voice)

Hiroshi Kamiya

Director of School Festival Operations (voice)

Chikara Honda

Bookstore Shopkeeper Gabi (voice)

Hiroyuki Yoshino

God of the Old Books Market (voice)

Junichi Suwabe

Nise-Jōgasaki (voice)

Kazuhiro Yamaji

Todo (voice)

Kazuya Nakai

Seitarō Higuchi (voice)

Mugihito

Ri Haku (voice)

Nobuyuki Hiyama

Johnny (voice)