P. | # | Rider | Bike | Q1 | Q2 | Time | KM/H |
---|---|---|---|---|---|---|---|
1 | 23 | ![]() | ![]() | 1:33.225 | 1:32.859 | 1:32.859 | 144.90 |
2 | 4 | ![]() | ![]() | 1:34.150 | 1:33.527 | 1:33.527 | 143.86 |
3 | 3 | ![]() | ![]() | 1:34.351 | 1:34.002 | 1:34.002 | 143.14 |
4 | 42 | ![]() | ![]() | 1:34.233 | 1:34.813 | 1:34.233 | 142.78 |
5 | 27 | ![]() | ![]() | 1:35.380 | 1:34.344 | 1:34.344 | 142.62 |
6 | 15 | ![]() | ![]() | 1:35.178 | 1:34.432 | 1:34.432 | 142.48 |
7 | 33 | ![]() | ![]() | 1:35.508 | 1:34.569 | 1:34.569 | 142.28 |
8 | 28 | ![]() | ![]() | 1:34.663 | 1:35.007 | 1:34.663 | 142.14 |
9 | 45 | ![]() | ![]() | 1:35.247 | 1:34.742 | 1:34.742 | 142.02 |
10 | 1 | ![]() | ![]() | 1:35.116 | 1:34.787 | 1:34.787 | 141.95 |
11 | 29 | ![]() | ![]() | 1:35.822 | 1:34.912 | 1:34.912 | 141.76 |
12 | 25 | ![]() | ![]() | 1:35.056 | 1:35.028 | 1:35.028 | 141.59 |
13 | 41 | ![]() | ![]() | 1:35.279 | 1:35.071 | 1:35.071 | 141.53 |
14 | 9 | ![]() | ![]() | 1:35.471 | 1:35.074 | 1:35.074 | 141.52 |
15 | 5 | ![]() | ![]() | 1:35.917 | 1:35.098 | 1:35.098 | 141.49 |
16 | 36 | ![]() | ![]() | 1:35.445 | 1:35.351 | 1:35.351 | 141.11 |
17 | 34 | ![]() | ![]() | 1:35.432 | 1:35.415 | 1:35.415 | 141.02 |
18 | 2 | ![]() | ![]() | 1:35.601 | 1:35.430 | 1:35.430 | 140.99 |
19 | 7 | ![]() | ![]() | 1:35.649 | 1:35.595 | 1:35.595 | 140.75 |
20 | 44 | ![]() | ![]() | 1:36.094 | 1:35.742 | 1:35.742 | 140.53 |
21 | 53 | ![]() | Yamaha | 1:36.511 | 1:36.319 | 1:36.319 | 139.69 |
22 | 43 | ![]() | ![]() | 1:36.320 | 1:36.368 | 1:36.320 | 139.69 |
23 | 38 | ![]() | Honda | 1:36.634 | 1:36.376 | 1:36.376 | 139.61 |
24 | 10 | ![]() | ![]() | 1:36.740 | 1:36.422 | 1:36.422 | 139.54 |
25 | 48 | ![]() | ![]() | 1:37.287 | 1:36.498 | 1:36.498 | 139.43 |
26 | 14 | ![]() | Honda | 1:37.373 | 1:36.640 | 1:36.640 | 139.23 |
27 | 54 | ![]() | ![]() | 1:37.829 | 1:37.100 | 1:37.100 | 138.57 |
28 | 17 | ![]() | ![]() | 1:38.012 | 1:37.161 | 1:37.161 | 138.48 |
29 | 30 | ![]() | ![]() | 1:39.757 | 1:37.247 | 1:37.247 | 138.36 |
30 | 39 | ![]() | Yamaha | 1:38.982 | 1:37.563 | 1:37.563 | 137.91 |
31 | 99 | ![]() | ![]() | 1:37.609 | 1:37.978 | 1:37.609 | 137.85 |
32 | 49 | ![]() | ![]() | 1:38.165 | 1:37.753 | 1:37.753 | 137.64 |
33 | 24 | ![]() | ![]() | 1:38.910 | 1:38.157 | 1:38.157 | 137.08 |
34 | 46 | ![]() | Yamaha | 1:39.042 | 1:38.694 | 1:38.694 | 136.33 |
35 | 50 | ![]() | ![]() | 1:38.799 | 1:38.799 | 136.19 | |
36 | 88 | ![]() | ![]() | 1:41.028 | 1:40.801 | 1:40.801 | 133.48 |
37 | ![]() | ![]() | --.--- |
1991-08-23 to 1991-08-25
World Superbike Japanese Round
Sugo (Permanent circuit, 3.7375 km)
Attendance: 40,000
Event permit: IMN 02/9
Timekeepers: SEIKO Timing
Entries: ? / Practised: 37 / Qualified: 36

Sessions
Overall qualifying
Results
Positions in parentheses denote riders who either did not receive a grid space, failed to meet qualifying requirements or withdrew after qualifying.
Sources:
Official results/ 1991-xx-xx Screensport TV coverage/ BIKE 1991-07 pg51-53/ Cycle News pg20-21 1991-09-11/ El Mundo Deportivo 1991-08-25 pg45/ El Mundo Deportivo 1991-08-26 pg49/ Le Soir 1991-08-24 pg27/ Le Soir 1991-08-26 pg23/ Moto Revue n3004 pg15/ Riding Sport 1991 Suzuka 8 Hours Special pg93/ Riding Sport 1991-05 pg109/ Riding Sport n.104 pg68/ Riding Sport n.104 pg110-113/ Riding Sport n.105 pg26/ Riding Sport n.106 pg22-23/ Riding Sport n.106 pg154-159/ Sugo 40th anniversary website/ Yamaha Motor News 1991-06