2021 Season
| 4-Apr | Motegi |
| 25-Apr | Suzuka |
| 23-May | Sugo |
| 18-Jul | Suzuka |
| 5-Sep | Okayama |
| 19-Sep | Autopolis |
Standings
| Katsuyuki Nakasuga | 266 |
| Somichi Hamahara | 145 |
| Ryuichi Kiyonari | 138.5 |
| Yukio Kagayama | 122 |
| Teppai Nagoya | 115.5 |
| Yudai Kamei | 90.5 |
| Kohsuke Akiyoshi | 85 |
| Satoru Iwata | 81.5 |
| Akira Yanagawa | 72 |
| Daijiro Hiura | 62 |
| Taro Sekiguchi | 61.5 |
| Yuta Kodama | 60 |
| Hiromichi Kunikawa | 43 |
| Kazuma Tsuda | 38.5 |
| Kazuki Watanabe | 36 |
Race Winners
| Katsuyuki Nakasuga | 10 |
| Kazuki Watanabe | 1 |
Pole Positions
| Katsuyuki Nakasuga | 8 |
| Kazuki Watanabe | 2 |
| Kazuma Tsuda | 1 |
