Oldest winners
| # | Rider | Age |
|---|---|---|
| 1 | Raito Suzuki | 17y + 303d |
| 2 | Yujiro Murakami | 17y + 261d |
| 3 | Daiki Kojima |
Youngest winners
| # | Rider | Age |
|---|---|---|
| 1 | Daiki Kojima | |
| 2 | Yujiro Murakami | 17y + 261d |
| 3 | Raito Suzuki | 17y + 303d |
| # | Rider | Age |
|---|---|---|
| 1 | Raito Suzuki | 17y + 303d |
| 2 | Yujiro Murakami | 17y + 261d |
| 3 | Daiki Kojima |
| # | Rider | Age |
|---|---|---|
| 1 | Daiki Kojima | |
| 2 | Yujiro Murakami | 17y + 261d |
| 3 | Raito Suzuki | 17y + 303d |