| Games |  |
 |
 |
Total |
|---|---|---|---|---|
 Summer Olympics |
2 | 2 | 1 | 5 |
| Winter Olympics |
0 | 0 | 0 | 0 |
| Total | 2 | 2 | 1 | 5 |
| Medal | Athletes | Games | Sport | Event | ||
|---|---|---|---|---|---|---|
|
 Japan |
Mikio ODA |  1928 Amsterdam |
 Athletics |
Men's | triple jump |
|
Japan |
Yoshiyuki TSURUTA | 1928 Amsterdam |
 Swimming |
Men's | 200m breaststroke |
|
Japan |
Kinue HITOMI | 1928 Amsterdam |
Athletics |
Women's | 800m |
|
Japan |
Nobuo ARAI Katsuo TAKAISHI Tokuhei SADA Hiroshi YONEYAMA |
1928 Amsterdam |
Swimming |
Men's | 4x200m freestyle relay |
|
Japan |
Katsuo TAKAISHI | 1928 Amsterdam |
Swimming |
Men's | 100m freestyle |
| 5 | Total | |||||