Japan: Summer Sports / Winter Sports
Games: 7 summer games in 6 countries
Events: 1
Participants: 55 (55 men and 0 women)
Youngest Participant: Yoji Shimizu (19 years, 212 days), 1960 Summer Games
Oldest Participant: Toru Arase (36 years, 297 days), 1972 Summer Games
Most Medals (Athlete): No medalists
| Rk | Event | Participants | Gold | Silver | Bronze | Total | Top Medalist(s) |
|---|---|---|---|---|---|---|---|
| 1 | Men's Water Polo | 55 |