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Iwell Challenge Marathon 2026 (井頭チャレンジマラソン2026)

Japan flag
Wellhead Park, Ibaraki, Japan

calendar_today 10 Oct, 2026

directions_run Running

language Official Website

sell $11.61 – $24.51

Register Now
Iwell Challenge Marathon 2026 (井頭チャレンジマラソン2026)

About the Event

Experience an invigorating training race at Jingtou Park, designed to help runners prepare for their upcoming goals. This event offers the perfect opportunity to push your limits and fine-tune your performance on scenic park trails.
Jingtou Park provides a serene setting with lush greenery and tranquil surroundings, making it ideal for focused running sessions. The course is carefully crafted to challenge participants while offering beautiful views of nature along the way. Whether you're looking to improve speed or endurance, this training race is tailored to support your athletic aspirations.
The event does not feature pacers, allowing runners to set their own pace and work on personal goals without external guidance. Join fellow athletes for a motivating day filled with camaraderie and shared dedication towards achieving running milestones.
Mark your calendar for October 10, 2026, and make the most of this exclusive training opportunity at Jingtou Park.

Races Offered

Early 12.4k (For participants with Tochiotome bib and chip)

Oct 10, 2026

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Distance — 12.4K

terrain

Type — Running

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17 days remaining

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$11.61

Early 12.4k (For those without a Tochigi Tore Zekken and Chip)

Oct 10, 2026

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Distance — 12.4K

terrain

Type — Running

timer

17 days remaining

sell

$14.84

Early Start 21.7k (No Toki Trō Zekken and Chip)

Oct 10, 2026

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Distance — 21.7K

terrain

Type — Running

timer

17 days remaining

sell

$18.06

Early Start 21.7k (Participants with Tochigi Tore Zakkenn and Chip)

Oct 10, 2026

straighten

Distance — 21.7K

terrain

Type — Running

timer

17 days remaining

sell

$14.84

Late Entry 12.4k (For those without a Kanzeckin and chip)

Oct 10, 2026

straighten

Distance — 12.4K

terrain

Type — Running

timer

17 days remaining

sell

$21.29

Late Entry 21.7k (For those without an official bib or chip)

Oct 10, 2026

straighten

Distance — 21.7K

terrain

Type — Running

timer

17 days remaining

sell

$24.51

Normal 12.4k (No Tokkyo Treasure Bib & Chip)

Oct 10, 2026

straighten

Distance — 12.4K

terrain

Type — Running

timer

17 days remaining

sell

$18.06

Normal 12.4k (with Tori-Tre Zekken and Chip)

Oct 10, 2026

straighten

Distance — 12.4K

terrain

Type — Running

timer

17 days remaining

sell

$14.84

Normal 21.7k (No Toritro Zekken and Chip)

Oct 10, 2026

straighten

Distance — 21.7K

terrain

Type — Running

timer

17 days remaining

sell

$21.29

Normal 21.7k (Participants with Tochiotome Bib and Chip)

Oct 10, 2026

straighten

Distance — 21.7K

terrain

Type — Running

timer

17 days remaining

sell

$18.06

[Late Entry] 12.4k (Participants with Tochigi Tore Z stickers and chips)

Oct 10, 2026

straighten

Distance — 12.4K

terrain

Type — Running

timer

17 days remaining

sell

$18.06

[Late Entry] 21.7k (Participants with Tochigi Tore Zakkenn & Chip)

Oct 10, 2026

straighten

Distance — 21.7K

terrain

Type — Running

timer

17 days remaining

sell

$21.29

Weather History

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

thermostat Temperature
13.6° / 21.9°
wb_sunny Feels like
12.3° / 21.8°
light_mode Avg sunshine hours
6h 54m
water_drop Avg rainfall
4.4 mm
ac_unit Avg snowfall
—
air Avg wind speed
8.6 km/h (Light breeze)
opacity Sweat loss rate
Moderate
terrain Course conditions
Firm and slightly soft
sunny Max UV Index
Moderate (4.0)
humidity_mid Humidity
76.9%
wb_twilight Sunrise
05:47
nightlight Sunset
17:02

Hotels & Places to Stay

Runner Reviews

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