OONAGURA100 100K 2026
Also known as: OONAGURA 100 · Oonagura100 100K
Based near the Janohana garden in Motomiya, Fukushima, this category repeats a loop of about 16 km. It starts in the morning alongside the 100-mile race and is self-supported, with no official aid: runners refuel from their own cars.
3,526 m of climbing over 103 km (34 m per km). In 2026, 69% of starters finished. The median finish was about 15 h, through one night.
Predict your finish from your ITRA index
Enter your ITRA performance index to get your finish time, aid-station splits and cutoff margins from the results of 11 finishers of this race — the same model as the TRAIL STATUS app. Nothing is saved or sent.
The app adds predictions from your training log (Strava), race-day pacing and more. Free, no sign-up.
Predict in detail from my Strava trainingOverview
- Date
- Sat, 6 Jun 2026
- Start
- 06:00
- Location
- Fukushima, Japan
- Distance
- 103.2 km
- Elevation gain
- 3,526 m
- Time limit
- 24h
- ITRA
- 100K
- Official website
- www.facebook.com/ReadyOONAGURA100/posts/1362885909197455
Elevation profile
No elevation data yet.
Aid stations and cutoffs
| # | Distance | Aid station | Segment | Cutoff |
|---|---|---|---|---|
| 1 | 15.7 km | Aid 11周目 終了（会場） | 15.7 km | — |
| 2 | 31.4 km | Aid 22周目 終了（会場） | 15.7 km | — |
| 3 | 47.1 km | Aid 33周目 終了（会場） | 15.7 km | — |
| 4 | 62.8 km | Aid 44周目 終了（会場） | 15.7 km | — |
| 5 | 78.5 km | Aid 55周目 終了（会場） | 15.7 km | — |
| 6 | 94.2 km | Aid 66周目 終了（会場） | 15.7 km | — |
| F | 103.2 km | FinishFINISH 蛇の鼻 第5駐車場（ピストン後） | 9 km | Day 2 06:0024h |
The small figure under each cutoff is the time from the start. Day 1 is the day of the start.
2026 results
16 starters, 11 finishers (68.8% finish rate). Finish times of those who finished:
- Fastest
- 13h 17m
- Top 10%
- 13h 32m
- Top 25%
- 14h 19m
- Median
- 15h 19m
- Top 75%
- 16h 35m
- Top 90%
- 21h 43m
- Last finisher
- 22h 5m
"Top 25%" means one in four finishers had crossed the line by this time.
Years with a different course or different cutoffs are not directly comparable.
Other races
- OONAGURA100 100mile 2026Sat, 6 Jun 2026 · Fukushima, Japan · 166 km
- OONAGURA100 50K 2026Sat, 6 Jun 2026 · Fukushima, Japan · 56.1 km
- Shinetsu Five Mountains 110km 2026Tue, 22 Sep 2026 · Nagano, Japan · 112 km
- FunTrails Round Chichibu 100K 2026Sat, 14 Nov 2026 · Saitama, Japan · 105 km
- OSJ KAMI 100 100K 2026Sat, 31 Oct 2026 · Hyogo, Japan · 101 km
- Okumusashi Long Trail 105 km 2026Sat, 30 May 2026 · Saitama, Japan · 105 km
From your training log, TRAIL STATUS estimates your finish time, aid-station splits and cutoff margins for this race.
Predict my raceCompiled from each race's official information. Details can change, so always check the race's official website for the latest. Spotted a mistake? Please tell us through the contact form.
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