Alltime competitors
| # | Rider | First participation |
|---|---|---|
| 1 | Oka Atsushi | 2020 |
| 2 | Arashiro Yukiya | 2012 |
| 3 | Beppu Fumiyuki | 2009 |
| 4 | Mizutani Takehiro | 1999 |
| # | Rider | First participation |
|---|---|---|
| 1 | Oka Atsushi | 2020 |
| 2 | Arashiro Yukiya | 2012 |
| 3 | Beppu Fumiyuki | 2009 |
| 4 | Mizutani Takehiro | 1999 |