Oldest winners
| # | Rider | Age |
|---|---|---|
| 1 | Daniele Pontoni | 39y + 80d |
| 2 | Masahiko Mifune | 32y + 314d |
| 3 | Keiichi Tsujiura | 31y + 320d |
| 4 | Masahiko Mifune | 31y + 319d |
| 5 | Keiichi Tsujiura | 29y + 323d |
| 6 | Keiichi Tsujiura | 28y + 324d |
| 7 | Keiichi Tsujiura | 27y + 325d |
| 8 | Keiichi Tsujiura | 26y + 327d |
| 9 | Yu Takenouchi | 25y + 84d |
| 10 | Yukinaga Kodaira | 25y + 10d |
| 11 | Keiichi Tsujiura | 24y + 329d |
| 12 | Yu Takenouchi | 24y + 85d |
| 13 | Keiichi Tsujiura | 23y + 330d |
Youngest winners
| # | Rider | Age |
|---|---|---|
| 1 | Keiichi Tsujiura | 23y + 330d |
| 2 | Yu Takenouchi | 24y + 85d |
| 3 | Keiichi Tsujiura | 24y + 329d |
| 4 | Yukinaga Kodaira | 25y + 10d |
| 5 | Yu Takenouchi | 25y + 84d |
| 6 | Keiichi Tsujiura | 26y + 327d |
| 7 | Keiichi Tsujiura | 27y + 325d |
| 8 | Keiichi Tsujiura | 28y + 324d |
| 9 | Keiichi Tsujiura | 29y + 323d |
| 10 | Masahiko Mifune | 31y + 319d |
| 11 | Keiichi Tsujiura | 31y + 320d |
| 12 | Masahiko Mifune | 32y + 314d |
| 13 | Daniele Pontoni | 39y + 80d |