Start times vary by category.
The schedule begins with the 5 km at 8:50 a.m.,
followed by the primary school girls’ 2 km at 9:00, primary school boys’ 2 km at 9:10, 3 km at 9:20, half marathon at 9:30, 10 km at 9:40 and the 1.4 km pair event at 9:50.
Runner assembly closes 10 minutes before each category’s start;
late runners must start from the back.
The half marathon time limit time limit is 2 hours 30 minutes.
A cut-off point is located at 17 km mark (the roundabout in front of Megastage) and closes at 11:30, two hours after the start.
Runners who fail to pass cut-off point must remove their bib and take the sweeper bus to the main venue;
continuing on foot is not permitted.
There is no time limit for the other categories, but traffic restrictions are lifted at noon.
There is no race-day registration desk.
Bib, the timing tag and participant gifts are mailed approximately two weeks before the event.
Contact the secretariat if they have not arrived by one week before race day.
If you forget your bib or timing tag, replacements can be issued for a fee at race headquarters.
Registration is online only and closes when the capacity for each event is reached.
The capacity is 800 runners each for half marathon, 10 km, 5 km and 3 km;
250 boys and 250 girls for the primary school 2 km;
and 800 runners in 400 pairs for the 1.4 km pair event.
Events cannot be changed or cancelled after registration.
Entry fee fees are half marathon 5,000 yen, 10 km 4,500 yen, 5 km and 3 km 4,000 yen, 2 km 1,000 yen and 4,000 yen per pair for the 1.4 km event;
high school students pay 2,000 yen and junior high school students 1,000 yen (as of 2026).
The baggage storage area is inside the main arena.
The men’s changing area is behind the stage on the first floor of the main arena, while the women’s area is in the second-floor sub-arena.
There are 360 returnable 100-yen lockers for men and 390 for women.
Portable toilets are installed at half marathon 10 km mark, and a conditioning room staffed by physiotherapists is also available.
Results are ranked by gross time, while net time is listed as a reference time alongside finisher certificate.
This race is affiliated with the general category of RUN as ONE Tokyo Marathon 2027.
Three Tokyo Marathon 2027 entries will be awarded by lottery to finishers of half marathon.
Costs such as Entry fee are the participant’s responsibility.
