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Tokyo

Full Marathon

The 12th Ota Ward Tamagawa New Greenery Marathon

第12回 大田区多摩川新緑マラソン

Date
Date TBA
Location
Tokyo
Venue
大田区区民広場
Distance
Full Marathon
Entry Fee
—
Time Limit
6h
Capacity
—
Finish Rate
—
Last updatedJune 18, 2026·14 days agoOfficial site checkedJune 18, 2026
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AI summary

COURSE

Course profile

Flat (PB-friendly)Flat Loop Course on the Tama River Riverside Cycling Trail

Cutoffs & time limit

Full: 14:15 cutoff (cannot enter the next lap), 6-hour time limit. 30 km: 4 hours 30 minutes. Half: 3 hours.

Water stations

One water station; water, sports drinks, and nutritional supplements available

Pacers

No

Start method

Mass Start (Full and Half Marathons at 9:00, 30km at 9:03)

Finisher rewards

Participation Prize: One item chosen from a selection of 4–5 items, such as an original towel or T-shirt. Certificates will be awarded to the top 6 overall finishers; medals will be awarded to the top 3 in each age group; and finishers’ medals will be awarded to families.

Changing & baggage

No changing rooms (the changing rooms at the park office open at 8:00 a.m.). No information provided regarding luggage storage.

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

Access

ACCESS

Note: 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

2.6

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
Course AppealN/AOrganization & SupportN/AFinishability2.6AtmosphereN/AAccess3.0Value for MoneyN/A

Entering from overseas

INBOUND

How to enter

Online entry via the official site ('楽々ログイン') or proxy entry agencies. A health questionnaire (available in English) must be printed and submitted at reception on race day.

Entry platform

Earthrunclub official site (楽々ログイン); also third-party proxy agencies

What you need

Submission of a health questionnaire and pledge form (English version available) at race-day reception. No domestic address or phone requirement is explicitly stated.

Payment

Entry fees range from ¥2,500 (1.5 km individual) to ¥7,000 (full marathon individual). Team relay from ¥14,000.

Bib pickup

Bibs are distributed at the venue on race day. Reception opens at 7:45 for full/30 km/half, and at 10:00 for shorter distances.

Entry period

Regular entry closes 1 April 2026. Late entry is available 2–12 April 2026 via the official site only, with a ¥500 surcharge.

On race day

English-language health questionnaire provided. Water, sports drink, and nutritional supplements at one aid station. First-aid staff and AED on site.

Notes

No changing rooms are provided; arrive ready to run. The course is a riverside cycling path loop of 3,014 m. The page does not explicitly address overseas runners or overseas payment methods.

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

Runner Reviews

REVIEWS
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Overall Score

2.8

/ 5.0 · 6-axis avg

Official site →