This race has finished.
The next edition is undecided. Please check the official site.
Status updated: June 18, 2026
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Saitama
Ultra Marathon
Episode 4: The Waterway of Minuma—Upstream
第4回 水の街道 見沼 Up Stream
Date
February 1, 2026
Location
Saitama
Distance
Ultra Marathon
Entry Fee
—
Time Limit
9h
Capacity
170 runners
Finish Rate
—
Last updatedJune 18, 2026·14 days agoOfficial site checkedJune 18, 2026
AI summary
ULTRAAid stations
StandardAS2 Tile-Roofed Community Plaza (serving soft Asukano mochi), the final aid station: Minuma Municipal Park (Minuma Moto-Iri Park, Gyoda City), and several other locations
Time limit & cutoffs
Time limits apply (see the event overview page)
Summary for guidance. Always confirm mandatory gear and rules on the official site. Last verified: June 22, 2026
Access
ACCESSNote: the map shows the approximate area. Check the official site for the exact start/venue.
Score
RATINGSAuto-calculated from market research, official data, and online voicesSome scores unavailable（4/6）Course Appeal
コースの魅力
N/A
Organization & Support
運営・サポート
N/A
Finishability
完走しやすさ
0.0
Atmosphere
大会の盛り上がり
N/A
Access
アクセス
3.0
Value for Money
コスパ
N/A
Runner Reviews
REVIEWSNo runner reviews for this race yet.