| 2003 MotoGP™ World Championship Round 1 SKYY VODKA Grand Prix of Japan DATE: 2003-04-05 WEATHER: Rain COURSE: Wet International Racing Course |
| Free1｜Qualifying1｜Free2｜Qualifying2｜Combined｜WarmUp｜GRID｜RACE |
| MotoGP™ Free Practice 2 |
| Pos | No | Rider | Nat. | Type | Team | Time | Delay | Gap | Lap |
| 1 | 46 | VALENTINO ROSSI | ITA | Honda | RepsolHonda | 2'20.142 | 15/16 | ||
| 2 | 12 | TROY BAYLISS | AUS | Ducati | Ducati Marlboro Team | 2'20.480 | 0.338 | 0.338 | 12/13 |
| 3 | 99 | JEREMY McWILLIAMS | GBR | ProtonKR | ProtonTeamKR | 2'21.050 | 0.908 | 0.570 | 15/16 |
| 4 | 15 | Sete Gibernau | SPA | Honda | TelefonicaMovistarHonda | 2'21.100 | 0.958 | 0.050 | 10/13 |
| 5 | 8 | GARRY McCOY | AUS | Kawasaki | Kawasaki Racing Team | 2'21.696 | 1.554 | 0.596 | 15/15 |
| 6 | 21 | JOHN HOPKINS | USA | Suzuki | Suzuki Grand Prix Team | 2'21.824 | 1.682 | 0.128 | 15/17 |
| 7 | 4 | ALEX BARROS | BRA | Yamaha | Gauloises Yamaha Team | 2'22.078 | 1.936 | 0.254 | 11/11 |
| 8 | 45 | COLIN EDWARDS | USA | Aprilia | AliceApriliaRacing | 2'22.293 | 2.151 | 0.215 | 11/11 |
| 9 | 69 | NICKY HAYDEN | USA | Honda | RepsolHonda | 2'22.529 | 2.387 | 0.236 | 17/17 |
| 10 | 65 | LORIS CAPIROSSI | ITA | Ducati | Ducati Marlboro Team | 2'22.674 | 2.532 | 0.145 | 16/17 |
| 11 | 17 | NORICK ABE | JPN | Yamaha | Yamaha Racing Team | 2'23.715 | 3.573 | 1.041 | 10/10 |
| 12 | 25 | TAMAKI SERIZAWA | JPN | Moriwaki | Moriwaki Racing WCM | 2'24.198 | 4.056 | 0.483 | 9/9 |
| 13 | 56 | SHINYA NAKANO | JPN | Yamaha | D'Antin Yamaha Team | 2'24.331 | 4.189 | 0.133 | 12/12 |
| 14 | 9 | NOBUATSU AOKI | JPN | ProtonKR | ProtonTeamKR | 2'24.800 | 4.658 | 0.469 | 12/17 |
| 15 | 7 | CARLOS CHECA | SPA | Yamaha | Fortuna Yamaha Team | 2'24.814 | 4.672 | 0.014 | 8/11 |
| 16 | 10 | KENNY ROBERTS | USA | Suzuki | Suzuki Grand Prix Team | 2'24.855 | 4.713 | 0.041 | 12/12 |
| 17 | 35 | CHRIS BURNS | GBR | Harris | WCM | 2'25.053 | 4.911 | 0.198 | 9/10 |
| 18 | 48 | AKIRA YANAGAWA | JPN | Kawasaki | Kawasaki Racing Team | 2'25.986 | 5.844 | 0.933 | 12/13 |
| 19 | 3 | MAX BIAGGI | ITA | Honda | CamelPramacPons | 2'26.167 | 6.025 | 0.181 | 14/14 |
| 20 | 11 | TOHRU UKAWA | JPN | Honda | CamelPramacPons | 2'26.328 | 6.186 | 0.161 | 11/17 |
| 21 | 74 | DAIJIRO KATO | JPN | Honda | TelefonicaMovistarHonda | 2'27.110 | 6.968 | 0.782 | 11/11 |
| 22 | 88 | ANDREW PITT | AUS | Kawasaki | Kawasaki Racing Team | 2'27.190 | 7.048 | 0.080 | 13/13 |
| 23 | 19 | OLIVIER JACQUE | FRA | Yamaha | Gauloises Yamaha Team | 2'28.269 | 8.127 | 1.079 | 7/11 |
| 24 | 6 | MAKOTO TAMADA | JPN | Honda | PramacHonda | 2'29.181 | 9.039 | 0.912 | 11/11 |
| 25 | 41 | NORiyuki HAGA | JPN | Aprilia | AliceApriliaRacing | 2'32.658 | 12.516 | 3.477 | 10/11 |
