| Sex | Athlete | DOB | Discipline | Round | POS | Mark |
|---|---|---|---|---|---|---|
| X | Japan | Shuttle Hurdles Relay | Heats | 2 | 56.13 | |
| W | Japan | 4x400 Metres Relay | Heats | 7 | 3:31.72 | |
| M | Japan | 4x400 Metres Relay | Heats | 1 | 3:02.55 | |
| W | Japan | 4x100 Metres Relay | Heats | 3 | 44.24 | |
| X | Japan | 2x2x400 Metres Relay | Final | 3 | 3:38.36 | |
| M | Japan | 4x100 Metres Relay | Heats | DQ | ||
| X | Japan | 4x400 Metres Relay | Heats | 5 | 3:19.71 | |
| X | Japan | Shuttle Hurdles Relay | Final | 2 | 55.59 |