Alltime competitors
| # | Rider | First participation |
|---|---|---|
| 1 | Hatsuyama Sho | 2018 |
| 2 | Yoshida Hayato | 2018 |
| 3 | Kobayashi Marino | 2017 |
| 4 | Miyazawa Takashi | 2012 |
| 5 | Arashiro Yukiya | 2009 |
| 6 | Beppu Fumiyuki | 2008 |
| 7 | Doi Yukihiro | 2006 |
| 8 | Kano Tomoya | 2006 |
| 9 | Nodera Hidenori | 2006 |
| 10 | Shinagawa Masahiro | 2006 |
| 11 | Mifune Masahiko | 2002 |