| Championship | Event | # | Competitor |
|---|---|---|---|
| National Team Youth 2018 | 100m Manikin Tow with Fins | 13 |
Yuki KAWASUMI - Japan National Team Youth (JPN) |
| National Team Youth 2018 | Beach Flags | 10 |
Yuki KAWASUMI - Japan National Team Youth (JPN) |
| National Team Youth 2018 | Beach Sprint | 7 |
Yuki KAWASUMI - Japan National Team Youth (JPN) |