| Season | 2003 |
|---|---|
| Dates | 30 March – 23 November |
| Champions | Otsuka Pharmaceuticals 1st JFL title 1st D3 title |
| Promoted | none |
| Relegated | Kyoto BAMB 1993 Jatco SC (folded) |
| Matches played | 240 |
| Goals scored | 724 (3.02 per match) |
| Top goalscorer | Tatsuya Furuhashi (31 goal total) |
| Highest attendance | 4,123 (Round 18, SE Osaka vs. SE Tokyo) |
| Lowest attendance | 83 (Round 24, Kokushikan vs. Printing) |
| Average attendance | 573 |
← 2002 2004 → | |
The 2003 Japan Football League (Japanese: 第5回日本フットボールリーグ, Hepburn: Dai Go-kai Nihon Futtobōru Rīgu) was the fifth season of the Japan Football League, the third tier of the Japanese football league system.