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As of round 17 Race · updated 10/13/2026, 07:18 PM (Japan time)

Riders

Kyoji Nanba

No freely licensed photo found, so the race number and team colour are shown instead. About photos

Nationality
Japan Japan
Bike
Yamaha
Born
March 8, 1963(age 63)
Birthplace
Hiroshima

Birth date and place from the official rider profile

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Career

Made a Grand Prix debut in 250cc at Suzuka in 1988.

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In 250cc (1988–1991): 3 starts, 0 wins, 0 podiums. In 500cc (1998): 4 starts, 0 wins, 0 podiums.

In all, 7 Grand Prix starts, 0 wins and 0 podiums (within the official results database).

Written automatically from the official results database (no opinions about the rider)

Season by season

250cc500cc ★ Champion

1102030401988199019921994199619981988 250cc: P41 / 4 pts / 0 wins1991 250cc: P32 / 4 pts / 0 wins1992 250cc: P20 / 3 pts / 0 wins250cc1998 500cc: P18 / 22 pts / 0 wins500cc

The strip shows each year's team (team colour). Tap for team and machine

Scope: official results DB, 1988–1998 (the rider's racing years)

Totals

250cc1988–1996
Win rate0.0%
Podium rate0.0%
Average finish (when classified)avg P14.2

11 pts · Poles 0

3 of these races have no result in the official data; their results come from the Italian Wikipedia.

500cc1998–1998
Win rate0.0%
Podium rate0.0%
Average finish (when classified)avg P10.5

22 pts · Poles 0

1 of these races have no result in the official data; their results come from the Italian Wikipedia.

Points are counted per class, never added across classes. Tap a number for the list of races | Scope: official results DB, 1988–1998 (the rider's racing years)

Against the greats, and the class of their debut

Grand Prix debut in 1988. Of the 55 riders who debuted that year, 0 also raced in 2026.

Greats: 2+ world titles or 30+ MotoGP / 500cc wins. Up to 4 who shared 10+ races, most titles first. A finisher counts as ahead of a non-finisher.

Results by condition (races)

All classes 11 races · 250cc / 500cc

By circuit (best average first)Small sample

Sachsenring500cc 1avg P9.0
Mugello500cc 1avg P12.0
Suzuka250cc 6 · 500cc 1avg P12.7
Jerez500cc 1avg P16.0
Johor500cc 1—

Average finish across classes (Moto3, Moto2, MotoGP and so on together). See each class below for class-only figures. Only circuits with 3+ races count as a best track.

500cc 5 races · 1998

By grid positionSmall sample

average grid average finish (classified)

151015Starting Grid 1–3: average grid 2.0 → average finish 5.0 (1 races, 0 wins)Grid 1–3Starting Grid 10–15: average grid 13.5 → average finish 12.5 (2 races, 0 wins)Grid 10–15Starting Grid 16〜: average grid 16.0 → average finish 12.0 (1 races, 0 wins)Grid 16〜
Grid 1–32.0 → 5.00 wins / 1 races
Grid 10–1513.5 → 12.50 wins / 2 races
Grid 16〜16.0 → 12.00 wins / 1 races

By circuit (best average first)Small sample

Suzuka1 racesavg P5.0
Sachsenring1 racesavg P9.0
Mugello1 racesavg P12.0
Jerez1 racesavg P16.0
Johor1 races—

500cc: all in the Multiple suppliers era; no track-condition records.

250cc 6 races · 1988–1996

By grid positionSmall sample

average grid average finish (classified)

1510152025Starting Grid 4–6: average grid 6.0 → average finish 17.0 (1 races, 0 wins)Grid 4–6Starting Grid 10–15: average grid 12.0 → average finish 12.0 (1 races, 0 wins)Grid 10–15Starting Grid 16〜: average grid 24.8 → average finish 14.0 (4 races, 0 wins)Grid 16〜
Grid 4–66.0 → 17.00 wins / 1 races
Grid 10–1512.0 → 12.00 wins / 1 races
Grid 16〜24.8 → 14.00 wins / 4 races

250cc: all in the Multiple suppliers era; no track-condition records; one circuit only.

Fewer than 30 races: small sample (dashed). Average finish counts classified finishes only | Scope: official results DB, 1988–1998 (the rider's racing years)

Distance ridden and distance travelled

Counted from 1949 (lap lengths before 1998 researched from published sources: estimates)5 races with an estimated lap length

Ridden on the bike

Every session

at least 609 miles
0.0× around the Earth · 189 laps

Travelled between circuits

at least 8,455 miles
0.3× around the Earth · at least 0.8 days

From 1949. Every session in the seasons with the lap analysis documents, races only before. Tests not included. Laps × that year's lap length.A minimum, calculated from straight-line distances between circuits. Connections, tests and trips home are not included, so the real figures are longer.

Every race

No season as a regular (starting at least half of the races)

? How the estimate is made

Estimate = average of the last 3 races before each absence

Seasons in which at least half of the races were started | Scope: official results DB, 1988–1998 (the rider's racing years)

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