The 16th Echigo-Kubiki 100km Marathon [Final Installment]

第16回えちご・くびき野100kmマラソン【最終回】

Date

October 11, 2026

Location

Niigata

Distance

Ultra Marathon

Event	Entry Fee	Time Limit	Capacity
100km	¥22,000	—	—
50km	¥16,000	—	—

Finish Rate

—

Last updatedJuly 20, 2026·26 days agoOfficial site checkedJuly 20, 2026

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AI summary

RELAY

Team format & legs

100 km Division (individual or two-person relay) and 50 km Division (individual). In the two-person relay, two runners complete the 100 km course in relay format.

Team composition rules

The pair relay consists of teams of two (with separate categories for men and women). Individual events are divided by gender.

Solo / small team

Allowed

Course format

Stage relay (ekiden)

Time limit

The 100km race features a wave start, with time limits varying by block (12 hours 30 minutes to 14 hours; finish time is 6:30 p.m. for all blocks). The 50km race has a time limit of 7 hours 35 minutes (with checkpoints along the course).

Summary for guidance. Always confirm team rules on the official site. Last verified: June 22, 2026

AI summary

ULTRA

Aid stations

FullAid stations will be set up approximately every 5 km, and water stations every 3 km.

Time limit & cutoffs

100 km (A) 4:30 a.m.–6:30 p.m. (14 hours), (B) 5:00 a.m.–6:30 p.m. (13 hours 30 minutes), (C) 5:30 a.m.–6:30 p.m. (13 hours), (D) 6:00 a.m.–6:30 p.m. (12 hours 30 minutes). 50 km: 8:30 a.m.–4:05 p.m. (7 hours 35 minutes). Checkpoints along the route.

Pacers

Not allowed

Start time

The 100km race will feature a wave start. Start times: (A) 4:30, (B) 5:00, (C) 5:30, (D) 6:00. The 50km race will start at 8:30.

Summary for guidance. Always confirm mandatory gear and rules on the official site. Last verified: June 22, 2026