| # | Rider | Age | Bike | Team |
|---|---|---|---|---|
| 2 |  Carl FOGARTY | 33 |  Ducati 916 | Ducati Performance |
| 4 |  Akira YANAGAWA | 27 |  Kawasaki ZX-7RR | Kawasaki Racing Team |
| 5 | Neil HODGSON | 24 | Kawasaki ZX-7RR | Kawasaki Racing Team |
| 6 |  Peter GODDARD | 34 | Suzuki GSX-R750 | Suzuki World Superbike |
| 7 |  Pierfrancesco CHILI | 34 | Ducati 916 | Ducati ADVF |
| 8 | James WHITHAM | 32 | Suzuki GSX-R750 | Suzuki World Superbike |
| 10 |  Andrew STROUD | 30 | Kawasaki ZX-7RR | Andrew Stroud Racing |
| 11 | Troy CORSER | 26 | Ducati 916 | Ducati ADVF |
| 12 | Mario INNAMORATI | 26 | Kawasaki ZX-7RR | Kawasaki Bertocchi |
| 15 |  Igor JERMAN | 23 | Kawasaki ZX-7RR | Team Bertocchi |
| 35 |  Gregorio LAVILLA | 25 | Ducati 916 | De Cecco Racing |
| 41 | Noriyuki HAGA | 23 | Yamaha YZF750 | Yamaha World Superbike Team |
| 44 |  Scott RUSSELL | 33 | Yamaha YZF750 | Yamaha World Superbike Team |
| 45 | Colin EDWARDS | 24 | Honda RC45 | Castrol Honda |
| 50 |  Jiří MRKÝVKA | 24 | Honda RC45 | SBK Team JM |
| 84 | Shin'ichi ITO | 31 | Honda RC45 | Lucky Strike Honda |
| 85 | Keiichi KITAGAWA | 31 | Suzuki GSX-R750 | Team Suzuki |
| 87 | Shin'ya TAKEISHI | 30 | Kawasaki ZX-7RR | Kawasaki Racing Team |
| 89 | Wataru YOSHIKAWA | 29 | Yamaha YZF750 | Yamaha Racing Team |
| 90 | Kensuke HAGA | 25 | Yamaha YZF750 | Yamaha Racing Team |
| 91 | Akira RYO | 30 | Suzuki GSX-R750 | Team Suzuki |
| 93 | Tamaki SERIZAWA | 26 | Kawasaki ZX-7RR | Kawasaki Racing Team |
| 94 | Toshiyuki HAMAGUCHI | 28 | Suzuki GSX-R750 | Yoshimura Suzuki GP-1 |
| 96 | Manabu KAMADA | 28 | Honda RC45 | Team Sakurai Honda |
| 97 | Atsushi WATANABE | 22 | Suzuki GSX-R750 | Team Suzuki |
| 98 | Yuichi TAKEDA | 20 | Honda RC45 | Lucky Strike Honda |
| 111 | Aaron SLIGHT | 32 | Honda RC45 | Castrol Honda |
1998-10-02 to 1998-10-04
World Superbike Japanese Round
Sugo (Permanent circuit, 3.7375 km)
Attendance: 38,000 (3-day)
Event permit: IMN 102/13
Timekeepers: Federazione Italiana Cronometristi
Entries: ? / Practised: 27 / Qualified: 27
Sessions
Entry list
Struck out text denotes riders on entry list who did not participate.
Sources:
Official results/ Official attendance figures/ 1998-10-04 live TV coverage/ 1998-xx-xx MotorLand2 TV highlights/ Cycle News 1998-10-14 pg20-24/ Aaron Slight newsletter 1998-10-14/ Troy Corser interview 1998-10-23/ troycorser.com