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Gender: Female
| Swimming | ||
| JPN Japan | ||
| Rank | Event | Result |
| México (Mexico City) 1968 | ||
| 16 (of 34) | 200m breaststroke | |
| 5 (of 45) | 200m individual medley | 2:33.7 (+9.0) |
| 6 (of 15) | 4x100m freestyle relay | 4:13.6 (+11.1) |
| München (Munich) 1972 | ||
| 7 (of 48) | 200m individual medley | 2:26.35 (+3.28) |
| 10 (of 16) | 4x100m freestyle relay | |
| 6 (of 16) | 4x100m medley relay | 4:30.18 (+9.43) |
| Montréal (Montreal) 1976 | ||
| 15 (of 34) | 100m backstroke | |
| 17 (of 32) | 200m backstroke | |
| 7 (of 17) | 4x100m medley relay | 4:23.47 (+15.52) |