| Roles | Competed in Olympic Games | |
|---|---|---|
| Sex | Male | |
| Full name | Seiya•Sakamoto | |
| Used name | Seiya•Sakamoto | |
| Original name | 坂本•征也 | |
| Born | 24 October 1944 in ?, Kumamoto |  JPN |
| Measurements | 168 cm / 63 kg | |
| NOC | Japan | JPN |
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 1968 Summer Olympics | Water Polo (Aquatics) | JPN |
Seiya Sakamoto | |||
| Water Polo, Men (Olympic) | Japan | 12 |
