Slalom
| Name(J) | Name | Buoys | Speed | Rope | Div | Date | Competition | Rnd |
| 坂口 稿 | KOU SAKAGUCHI | 2.5 | 46 km/h | 18.25 m | U-17M | 10/10/2016 | 2016 Japan Nationals | 1 |
| 坂口 稿 | KOU SAKAGUCHI | 6.0 | 49 km/h | 18.25 m | U-17M | 17/09/2018 | 2018 Japan Nationals | 2 |
Trick
| Name(J) | Name | Points | Div | Date | Competition | Rnd |
| 坂口 稿 | KOU SAKAGUCHI | 980 | U-17M | 10/10/2016 | 2016 Japan Nationals | 1 |
| 坂口 稿 | KOU SAKAGUCHI | 1330 | U-17M | 17/09/2018 | 2018 Japan Nationals | 2 |
Jump
| Name(J) | Name | Distance | Ratio | Speed | Div | Date | Competition | Rnd |
| 坂口 稿 | KOU SAKAGUCHI | 14.6 m | 0.235 | 45 km/h | U-17M | 10/10/2016 | 2016 Japan Nationals | 1 |
| 坂口 稿 | KOU SAKAGUCHI | 23.4 m | 0.235 | 51 km/h | U-17M | 17/09/2018 | 2018 Japan Nationals | 2 |