| Name | Event | Round | Time | |
|---|---|---|---|---|
| 1 | KOSUKE KITAJIMA | 200 L Breast | Finals | 2:08.63 |
| 2 | KOSUKE KITAJIMA | 200 L Breast | Semifinals | 2:08.81 |
| 3 | Ryosuke IRIE | 100 L Back | Finals | 52.94 |
| 4 | Ryosuke IRIE | 200 L Back | Finals | 1:54.11 |
| 5 | Ryosuke IRIE | 100 L Back | Finals | 52.98 |
| 6 | KOSUKE KITAJIMA | 100 L Breast | Semifinals | 59.77 |
| 7 | Ryosuke IRIE | 100 L Back | Semifinals | 53.05 |
| 8 | TAKESHI MATSUDA | 200 L Fly | Finals | 1:54.01 |
| 9 | KOSUKE KITAJIMA | 100 L Breast | Prelims | 59.96 |
| 10 | KOSUKE KITAJIMA | 100 L Breast | Finals | 1:00.03 |
| Name | Gold | Silver | Bronze | Score | FINA | |
|---|---|---|---|---|---|---|
| 1 | Ryosuke IRIE | 0 | 1 | 1 | 8414 | 943.3 |
| 2 | KOSUKE KITAJIMA | 0 | 1 | 0 | 8229 | 955.5 |
| 3 | Yuya HORIHATA | 0 | 0 | 1 | 6885 | 891.0 |
| 4 | Junya Koga | 0 | 0 | 0 | 5547 | 878.0 |
| 5 | Takuro FUJII | 0 | 0 | 0 | 5463 | 883.0 |
