• 

  辻峰子

  Mineko Tsuji

  饰：Okinu, Naotaro's sister

• 

  Kentaro Kawamata

  Kentaro Kawamata

  饰：Junichi Okamoto

• 

  Shizue Matsumoto

  Shizue Matsumoto

  饰：Junichi's mother

• 

  高木桝二郎

  Masujiro Takagi

  饰：Naotaro's father

• 

  Hiromichi Kawata

  Hiromichi Kawata

  饰：Elementary school principal

• 

  柴山一郎

  Ichirô Shibayama

  饰：School inspector

• 

  木藤茂

  Shigeru Kido

  饰：Naotaro Takeda

• 

  Michiko Tachibana

  Michiko Tachibana

  饰：Taro Maesaka

• 

  三桝豊

  Yutaka Mimasu

  饰：American scholar