1990-08-24 to 1990-08-26

World Superbike Japanese Round

Sugo (Permanent circuit, 3.7375 km)
Attendance: 40,000
Event permit: IMN 02/9
Timekeepers: SEIKO Timing
Entries: ? / Practised: 36 / Qualified: 36

Map of Sugo circuit.


  • Entry list available.Entry list
  • 24 Aug, Fri
  • No results.Free Practice
  • 25 Aug, Sat
  • No results.Qualifying 1 - Group A
  • No results.Qualifying 1 - Group B
  • No results.Qualifying 2 - Group A
  • No results.Qualifying 2 - Group B
  • Qualifying times available.Overall qualifying
  • 26 Aug, Sun
  • No results.Warm-Up
  • Results are available.Race 1
  • Results are available.Race 2
  • Overall qualifying

    13Flag of FranceRaymond ROCHEMichelin tyresDucati1:34.399142.53
    245Flag of USADoug CHANDLERDunlop tyresKawasaki1:34.531142.33
    321Flag of USADoug POLENDunlop tyresSuzuki1:34.599142.23
    48Flag of ItalyBaldassarre MONTIPirelli tyresHonda1:34.698142.08
    537Flag of AustraliaPeter GODDARDDunlop tyresYamaha1:34.751142.00
    64Flag of ItalyFabrizio PIROVANOMichelin tyresYamaha1:35.216141.31
    742Flag of USAJamie JAMESMichelin tyresDucati1:35.334141.14
    811Flag of AustraliaRob PHILLISMichelin tyresKawasaki1:35.501140.89
    97Flag of Great BritainTerry RYMERDunlop tyresYamaha1:35.564140.80
    1065Flag of JapanShingo KATOMichelin tyresYamaha1:35.842140.39
    1154Flag of JapanKenji OSAKADunlop tyresYamaha1:35.979140.19
    1230Flag of Great BritainBrian MORRISONDunlop tyresHonda1:36.118139.98
    132Flag of BelgiumStéphane MERTENSMichelin tyresHonda1:36.148139.94
    1416Flag of AustraliaMalcolm CAMPBELLMichelin tyresHonda1:36.399139.58
    1556Flag of JapanMitsuo SAITODunlop tyresYamaha1:36.454139.50
    1661Flag of JapanShigemasa MIWAHonda1:36.532139.38
    175Flag of SwedenAnders ANDERSSONMichelin tyresYamaha1:36.545139.37
    1859Flag of JapanTetsuya SHIRAIHonda1:36.746139.08
    1919Flag of Great BritainRob McELNEADunlop tyresYamaha1:36.777139.03
    2066Flag of JapanMasanao AOKIYamaha1:36.864138.91
    2152Flag of JapanTadaaki HANAMURAYamaha1:36.901138.85
    2260Flag of JapanKoichi KOBAYASHIHonda1:37.106138.56
    2343Flag of GermanyUdo MARKDunlop tyresYamaha1:37.200138.43
    249Flag of FinlandJari SUHONENMichelin tyresYamaha1:37.312138.27
    2569Flag of JapanKosei YAMAMOTODunlop tyresHonda1:37.319138.26
    2638Flag of USATom KIPPYamaha1:37.432138.10
    2751Flag of JapanToshiharu KANEKOYamaha1:37.921137.41
    2823Flag of GermanyErnst GSCHWENDERDunlop tyresHonda1:37.951137.36
    2967Flag of JapanToshiya KOBAYASHIHonda1:37.981137.32
    3034Flag of BelgiumRené DELABYMichelin tyresHonda1:38.311136.86
    3146Flag of AustriaChristian ZWEDORNMichelin tyresHonda1:38.660136.38
    3257Flag of JapanGakushin SATOHonda1:38.936136.00
    3333Flag of Great BritainSimon BUCKMASTERDunlop tyresHonda1:39.651135.02
    3444Flag of ThailandSaen CHOEISAKIRC tyresYamaha1:40.299134.15
    3532Flag of MalaysiaKit Choong CHAOMichelin tyresKawasaki1:40.646133.69
    3653Flag of JapanMasaru SHOYAMAHonda1:44.404128.87
    Flag of JapanKen'ichiro IWAHASHIDunlop tyresHonda--.---

    Positions in parentheses denote riders who either did not receive a grid space, failed to meet qualifying requirements or withdrew after qualifying.

    Rider notes

    Iwahashi: Broke collarbone in free practice.


    Official results/ 1990⁠-⁠09⁠-⁠15 Sendai Television delayed coverage/ Cycle News 1990⁠-⁠09⁠-⁠12 pg20⁠-⁠21/ Motosprint 1990⁠-⁠35 pg50⁠-⁠53/ Riding Sport n92 pg108⁠-⁠112/ Riding Sport n94 pg106⁠-⁠107/ Riding Sport n94 pg168⁠-⁠175/ Sugo 40th anniversary website/ Superbike 1991