| Code | SWI-M-003863 |
|---|---|
| Gender | Male |
| Used name | Koichi•Yamanami |
| Sport | Competition | Host City | Country | Event | Placement | Country | |
|---|---|---|---|---|---|---|---|
| Swimming | 1961 USA Swimming National Championships (Outdoor/LCM) | Los Angeles, CA; Philadelphia, PA | 100 m Breaststroke, Men | 7 | |||
| Swimming | 1961 USA Swimming National Championships (Outdoor/LCM) | Los Angeles, CA; Philadelphia, PA | 200 m Breaststroke, Men | 7 | |||
| Swimming | 1966 Asian Games | Bangkok | 100 m Breaststroke, Men | 🥈 | |||
| Swimming | 1966 Asian Games | Bangkok | 200 m Breaststroke, Men | 🥇 |