All-Japan Formula 3 Championship 2003
Top 10 drivers
| 1 |  James Courtney 13 wins |
305 |
| 2 |  Paolo Montin 3 wins |
209 |
| 3 |  Tatsuya Kataoka 1 win |
207 |
| 4 | Ronnie Quintarelli |
200 |
| 5 | Naoki Yokomizo |
109 |
| 6 | Shinya Hosokawa 1 win |
87 |
| 7 | Shinya Sato |
79 |
| 8 | Yuki Shibata 1 win |
56 |
| 9 | Koji Yamanishi 1 win |
52 |
| 10 | Hiroki Yoshimoto |
52 |
Race calendar
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