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

Riders

Ikujiro Takai

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

Nationality: Japan

Birth date and place from the official rider profile

Career

Made a Grand Prix debut in 250cc at Paul Ricard in 1975.

In 250cc (1975): 1 starts, 0 wins, 1 podiums. In 500cc (1979–1981): 3 starts, 0 wins, 0 podiums.

First podium: Paul Ricard 1975 (250cc).

In all, 4 Grand Prix starts, 0 wins and 1 podiums (within the official results database).

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

Season by season

250cc500cc ★ Champion

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

Scope: official results DB, 1975–1981 (the rider's racing years)

Totals

250cc1975–1975

Win rate0.0%

Podium rate50.0%

Average finish (when classified)avg P2.0

12 pts · Poles 1

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

500cc1978–1981

Win rate0.0%

Podium rate0.0%

Average finish (when classified)avg P10.0

6 pts · Poles 0

3 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, 1975–1981 (the rider's racing years)

Against the greats, and the class of their debut

Grand Prix debut in 1975. Of the 60 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 8 races · 250cc / 500cc

By circuit (best average first)Small sample

Paul Ricard250cc 1avg P2.0

Silverstone500cc 2avg P8.0

Karlskoga500cc 1avg P8.0

Assen500cc 1avg P14.0

Jarama250cc 1 · 500cc 1—

Imatra500cc 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 6 races · 1978–1981

By circuit (best average first)Small sample

Silverstone2 racesavg P8.0

Karlskoga1 racesavg P8.0

Assen1 racesavg P14.0

Jarama1 races—

Imatra1 races—

500cc: all in the Multiple suppliers era; no track-condition records; always on the grid Grid 7–9.

250cc 2 races · 1975

By circuit (best average first)Small sample

Paul Ricard1 racesavg P2.0

Jarama1 races—

250cc: all in the Multiple suppliers era; no track-condition records; always on the grid Grid 1–3.

Fewer than 30 races: small sample (dashed). Average finish counts classified finishes only | Scope: official results DB, 1975–1981 (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 82 miles
0.0× around the Earth · 28 laps

Travelled between circuits

at least 323 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, 1975–1981 (the rider's racing years)

1978	Jarama		DNF
1979	Assen		14
1979	Karlskoga	grid 8	8 +3
1979	Silverstone	grid 6	DNF
1981	Silverstone		8 +3
1981	Imatra	grid 12	DNF