Naoya Ichijo uses special judo techniques to succeed.
Kenichi Sakuragi
Naoya Ichijo
Kyoko Yoshizawa
Miki Takahara
Hideo Takamatsu
Shusaku Kuruma
Kazuko Aoki
Tome Ichijo (Naoya's mother)
Masahiro Iwakami
Masaki Tanaka
