| Games | Athlete/Team | Placement | |
|---|---|---|---|
| 1964 Summer Olympics | Isao Okano | 1 | Gold |
| 1972 Summer Olympics | Shinobu Sekine | 1 | Gold |
| 1976 Summer Olympics | Isamu Sonoda | 1 | Gold |
| 1984 Summer Olympics | Seiki Nose | =3 | Bronze |
| 1988 Summer Olympics | Akinobu Osako | =3 | Bronze |
| 1992 Summer Olympics | Hirotaka Okada | =3 | Bronze |
| 1996 Summer Olympics | Hidehiko Yoshida | =5 | |
| 2000 Summer Olympics | Hidehiko Yoshida | =9 | |
| 2004 Summer Olympics | Hiroshi Izumi | 2 | Silver |
| 2008 Summer Olympics | Hiroshi Izumi | =15 | |
| 2012 Summer Olympics | Masashi Nishiyama | =3 | Bronze |
| 2016 Summer Olympics | Mashu Baker | 1 | Gold |
| 2020 Summer Olympics | Shoichiro Mukai | =9 | |
| 2024 Summer Olympics | Sanshiro Murao | 2 | Silver |