[2][3] The total distance is 166.6 km with 7,038 m of cumulative altitude gain,[4] and the time limit is 44.5 hours.
[5] The race gained recognition as a sister sport event of the Ultra-Trail du Mont-Blanc,[6] and was affiliated with the now-defunct Ultra-Trail World Tour.
Beginning with the 2024 edition, it became part of the Gran Canaria World Trail Majors race series.
[7][8] As of the 2025[update] season, the event includes three distances of races:[9] The 166 km course circulates around Mount Fuji, cumulatively gaining 7,038 m of altitude.
The participants are limited to those over 18 years old, and need to submit a proof of earning sufficient points by finishing other trail races.