JUDO 1991 World Championships: Toshihiko Koga 古賀 稔彦 (JPN) - Chengsheng Shi (CHN)
JUDO 1991 World Championships: Toshihiko Koga 古賀 稔彦 (JPN) - Bertalan Hajtós (HUN)
JUDO 1991 World Championships: Toshihiko Koga 古賀 稔彦 (JPN) - Joaquín Ruíz (ESP)
JUDO 1991 World Championships: Toshihiko Koga 古賀 稔彦 (JPN) - Laurent Pellet (SUI)
JUDO 1990 All Japan: Naoya Ogawa 小川 直也 (JPN) - Toshihiko Koga 古賀 稔彦 (JPN)
JUDO 1991 World Championships - Women -52kg / -56kg & Men -65kg / -71kg
Koga - 1991 Barcelona World Championships
JUDO 1986 Jigoro Kano Cup: Toshihiko Koga 古賀 稔彦 (JPN) - Nicolas Yonezuka (USA)
100 JUDO IPPONS by Toshihiko Koga (古賀 稔彦) (JPN)
JUDO 1989 World Championships: Toshihiko Koga 古賀 稔彦 (JPN) Champion!
Toshihiko KOGA 古賀 稔彦 - Tribute Judo Highlights (1967 - 2021)
JUDO 1991 World Championships - Women -57kg / -61kg / -66kg & Men -78kg / -86kg
JUDO 1995 World Championships: Toshihiko Koga 古賀 稔彦 (JPN) - Konstantin Savchishkin (RUS)
JUDO 1989 World Championships: Toshihiko Koga 古賀 稔彦 (JPN) - Abdelhak Maach (MAR)
JUDO 1995 World Championships: Toshihiko Koga 古賀 稔彦 (JPN) - Joaquin Ruiz (ESP)
JUDO 1991 All Japan: Hidehiko Yoshida 吉田 秀彦 (JPN) - Naoya Ogawa 小川 直也 (JPN)
Hidehiko Yoshida（JPN） 1992 Barcelona Olympic JUDO Goldmedal
Toshihiko Koga's secrets to legendary techniques 古賀 稔彦
JUDO 1989 World Championships [Open]
古賀稔彦先生の柔道教室
![JUDO 1989 World Championships [Open]](https://img.youtube.com/vi/dUSJfWNIU-0/0.jpg)
