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Odaiba City Marathon & 100km Challenge (お台場シティマラソン＆100キロチャレンジ)

Japan flag
Koto, Tokyo, Japan

calendar_today 10 Oct, 2026

directions_run Running

sell $15.80 – $75.84

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Odaiba City Marathon & 100km Challenge (お台場シティマラソン＆100キロチャレンジ)

About the Event

Start and finish at Odaiba's central Symbol Promenade. An urban loop marathon running from the Gundam statue to the Dream Bridge (Yume-no-Ohashi). Day 1 features Tokyo's first-ever 100km Challenge; Day 2 offers individual, pair, and ekiden categories from 1.5km up to the Full. The popular Family category may sell out, so hurry! Entry fees: 100km Individual ¥12,000, Ekiden ¥3,000/person (team registration: 100km ¥4,000, Full/Half ¥2,000), Full ¥7,000, Half ¥6,000, 10km ¥4,500 (pair ¥5,500), 5km ¥3,500 (pair ¥4,500), 3km ¥3,000 (pair ¥4,000), 1.5km ¥2,500 (pair ¥3,500), Family of 2 ¥4,000, Family of 3 ¥5,000

Races Offered

1.5km [10/11]

Oct 10, 2026

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Distance — 1.5K

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Type — Running

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58 days remaining

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$15.80

100km Ekiden [10/10]

Oct 10, 2026

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Distance — 100K

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Type — Running

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58 days remaining

100km Individual [10/10]

Oct 10, 2026

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Distance — 100K

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Type — Running

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58 days remaining

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$75.84

10km [10/11]

Oct 10, 2026

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Distance — 10K

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Type — Running

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58 days remaining

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$28.44

3km [10/11]

Oct 10, 2026

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Distance — 3K

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Type — Running

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58 days remaining

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$18.96

5km [10/11]

Oct 10, 2026

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Distance — 5K

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Type — Running

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58 days remaining

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$22.12

Full Marathon Ekiden [10/11]

Oct 10, 2026

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Distance — 42.2K

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Type — Running

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58 days remaining

Full Marathon Individual [10/11]

Oct 10, 2026

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Distance — 42.2K

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Type — Running

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58 days remaining

Half Marathon Ekiden [10/11]

Oct 10, 2026

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Distance — 21.1K

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Type — Running

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58 days remaining

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$37.92

Half Marathon Individual [10/11]

Oct 10, 2026

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Distance — 21.1K

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Type — Running

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58 days remaining

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$37.92

Weather History

These values represent the 3-year monthly averages for October in Koto.

thermostat Temperature
15.5° / 22.6°
wb_sunny Feels like
13.7° / 22.2°
light_mode Avg sunshine hours
6h 54m
water_drop Avg rainfall
4.3 mm
ac_unit Avg snowfall
—
air Avg wind speed
13.3 km/h (Gentle breeze)
opacity Sweat loss rate
Moderate
terrain Course conditions
Firm and slightly soft
sunny Max UV Index
Moderate (4.0)
humidity_mid Humidity
77.0%
wb_twilight Sunrise
05:47
nightlight Sunset
17:04

Hotels & Places to Stay

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