| Name | Event | Round | Time | |
|---|---|---|---|---|
| 1 | Riki Watabe | 50 L Individual | Timed Finals | 15.66 |
| 2 | Ikuya Miyashita | 50 L Individual | Timed Finals | 15.76 |
| 3 | Kohki Ueno | 50 L Individual | Timed Finals | 15.79 |
| 4 | Kazunagi Satake | 50 L Individual | Timed Finals | 16.09 |
| 5 | Ikuya Miyashita | 50 L Individual | Timed Finals | 17.28 |
| 6 | Riki Watabe | 50 L Individual | Timed Finals | 17.37 |
| 7 | Kazunagi Satake | 50 L Individual | Timed Finals | 18.25 |
| 8 | Ryuta Maki | 50 L Individual | Timed Finals | 21.27 |
| 9 | Shunichi Shimokawa | 50 L Individual | Timed Finals | 21.45 |
| 10 | Yuto Akita | 50 L Individual | Timed Finals | 23.51 |
| Name | FINA | |
|---|---|---|
| 1 | Ikuya Miyashita | – |
| 2 | Kazunagi Satake | – |
| 3 | Shunichi Shimokawa | – |
| 4 | Kenjiro Suzuki | – |
| 5 | Yuto Akita | – |
