Naoto Takenaka
Riichi's father
Yuki Nagata
Riichi
Saki Takaoka
Miss Itô
Toshikazu Nakaba
Akihiro Shimizu
Nakamura
Yoshinori Yasuda
Sada
Setsuko Karasuma
Riichi's mother
Takeshi Caesar
Riichi's uncle
Matsunosuke Shofukutei
Riichi's grandfather
