Runners start · local time — 08:55(full marathon (42.195km)) / 10:00 (10km marathon) / 12:00 (Riverside jogging (approx. 4.2km))
The main venue is Shoda Shoyu Stadium Gunma in Gunma Prefectural Shikishima Park.
The full marathon and 10km marathons are course certified by the Japan Association of Athletics Federations,
and the Riverside jogging (approximately 4.2km) is a special course for the competition.
The full marathon starts in two waves at 8:55 and 9:00 a.m., with a 6-hour time limit counted from the starting signal for the 2nd wave;
the 10km race starts in two waves at 10:00 and 10:05 a.m., with a time limit of 1 hour 30 minutes.
All events end at 15:00.
The full marathon has 10 cut-off point,
from cut-off point 1 in front of Shikishima Taxi at 10:20 to cut-off point 10 in front of Nippon Totor Green Dome Maebashi at 14:40.
Along the way it passes Aeon Mall Takasaki, Gunma Bank GB Sports Center,
in front of San Life Takasaki, and in front of Maebashi City Hakoda Middle School.
The 10km race has two cut-off point.
To reduce the impact of surrounding traffic,
runners may be stopped at the 31.2km mark a set time after the leader passes (in front of Evergreen Golf Range, Shimanocho, Takasaki City).
In the full marathon, splits are recorded every 5km, at halfway and at the finish.
There is no half marathon event, and the half marathon was replaced by the full marathon from the 25th edition.
Japan Athletics registered athletes are prohibited from using shoes with soles exceeding 40 mm,
and if they finish the full marathon within 2 hours 21 minutes 00 seconds for men and 2 hours 56 minutes 00 seconds for women,
the sole thickness is measured after finishing.
