Manhole Characters

• Nao Inoue main
• Ken Mizoguchi main
• Shunsuke Kitajima supporting
• Yoshito Horikawa supporting
• Toshie Horikawa supporting
• Kawamura supporting
• Togawa Hiroki supporting
• Mizuno-san supporting
• Haruo Horikawa supporting
• Yoshiaki Minagawa supporting
• Ikemoto supporting
• Masaaki Mizuno supporting
• Mika Sekiguchi supporting
• Hideo Ikehata supporting
• Kouichirou Koizumi supporting