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

Riders

Choujun Kameya

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

Nationality
Japan Japan
Number
70
Born
November 10, 1976(age 49)
Birthplace
Saitama

Birth date and place from the official rider profile

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Career

Made a Grand Prix debut in 250cc at Suzuka in 1998.

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In 250cc (1998–2004): 4 starts, 0 wins, 0 podiums.

In all, 4 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

250cc ★ Champion

1102030199719981999200020012002200320041997 250cc: P36 / 1 pts / 0 wins1998 250cc: P31 / 3 pts / 0 wins2002 250cc: P26 / 9 pts / 0 wins2003 250cc: P27 / 6 pts / 0 wins250cc

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

Scope: official results DB, 1997–2004 (the rider's racing years)

Totals

250cc1997–2004
Win rate0.0%
Podium rate0.0%
Average finish (when classified)avg P12.2

19 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, 1997–2004 (the rider's racing years)

Against the greats, and the class of their debut

Grand Prix debut in 1997. Of the 73 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)

250cc 5 races · 1997–2004

By grid positionSmall sample

average grid average finish (classified)

15101520Starting Grid 7–9: average grid 9.0 → average finish 15.0 (1 races, 0 wins)Grid 7–9Starting Grid 10–15: average grid 10.0 → average finish 13.0 (1 races, 0 wins)Grid 10–15Starting Grid 16〜: average grid 19.5 → average finish 11.5 (2 races, 0 wins)Grid 16〜
Grid 7–99.0 → 15.00 wins / 1 races
Grid 10–1510.0 → 13.00 wins / 1 races
Grid 16〜19.5 → 11.50 wins / 2 races

By circuit (best average first)Small sample

Suzuka3 racesavg P11.7
Motegi2 racesavg P13.0

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

Fewer than 30 races: small sample (dashed). Average finish counts classified finishes only | Scope: official results DB, 1997–2004 (the rider's racing years)

Distance ridden and distance travelled

Counted from 1949 (lap lengths before 1998 researched from published sources: estimates)1 races with an estimated lap length

Ridden on the bike

Every session

at least 344 miles
0.0× around the Earth · 103 laps

Travelled between circuits

at least 237 miles
0.0× around the Earth · at least 0.0 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, 1997–2004 (the rider's racing years)

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