This race has finished.
The next edition is undecided. Please check the official site.
Status updated: June 22, 2026
Tokyo
Triathlon
The 5th Tokyo Uminomori Triathlon
第5回東京・海の森トライアスロン
Date
June 14, 2026
Location
Tokyo
Venue
Umi no Mori Aquatics Stadium (3-6-44 Umi no Mori, Koto Ward, Tokyo)
Distance
Triathlon
Entry Fee
¥27,000
Time Limit
—
Capacity
500 runners
Finish Rate
—
Last updatedJune 22, 2026·99 days agoOfficial site checkedSeptember 7, 2026Info may be outdated
AI summary
TRIATHLONCategory & distances
OtherSwim 1.5km / Bike 40km / Run 10kmThere are two categories: the Standard (51.5 km) and the Sprint (25.75 km). Sprint: Swim 0.75 km, Bike 20 km, Run 5 km
Swim venue
LakeUmi no Mori Aquatics Stadium
Eligibility / licence
JTU registration requiredRegistration with a prefectural triathlon sports organization and the National Collegiate Sports Federation is required for the 2026 fiscal year (an additional 2,000 yen for those who are not registered).
Summary for guidance. Always confirm rules and eligibility 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（5/6）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
N/A
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.
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