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| Class Type | Date | SailorName | Rank | FleetSize | EventName | |
| No Selection | July,2012 | Ibuki KOIZUMI | 16 | 82 | Volvo Musto Optimist British National and Open Championship - Senior Gold Fleet | View |
| OPTIMIST | July,2010 | Ibuki KOIZUMI | 16 | 82 | Volvo Musto Optimist British National and Open Championship 2010 - Senior Gold Fleet | View |
| No Selection | July,2012 | Ibuki KOIZUMI | 16 | 82 | Volvo Musto Optimist British National and Open Championship - Senior Gold Fleet | View |
| 420 | July,2014 | Ibuki Koizumi | 3 | 32 | Isaf Youth Worlds | View |
| 420 | July,2014 | Ibuki Koizumi | 3 | 32 | Isaf Youth Worlds | View |