Kudamatsu Kasadojima Island Trail Short 2027
The short course on Kasado Island in Setonaikai National Park, Kudamatsu, Yamaguchi. Starting and finishing at Kokumin-shukusha Ojo, it passes Shirahama and Motoura on island hill trails and coastal paths with views of the Seto Inland Sea.
The course tops out at 229 m (low point 0 m). Only about 30% is gentle (under 5% grade); most of it is climbing or descending. In 2026, 97% of starters finished. The median finish was about 3 h.
Estimate your finish from your ITRA index
Estimate (no finisher data for this race)
Enter your ITRA performance index to get an estimated finish time, aid-station splits and cutoff margins. This race has no finisher ITRA data, so it uses the transfer model: your predictions for the 287 races that do have finisher data, scaled by distance and elevation gain (km-effort) — the same calculation 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
- Sun, 7 Feb 2027
- Start
- 09:45
- Location
- Yamaguchi, Japan
- Distance
- 17 km
- Elevation gain
- 1,000 m
- Time limit
- 5h
- ITRA
- H
- Official website
- kasadojima-islandtrail.com/overview
Elevation profile
Aid stations and cutoffs
| # | Distance | Aid station | Segment | Cutoff |
|---|---|---|---|---|
| 1 | 6 km | Aid 1白浜エイド | 6 km | 11:452h |
| 2 | 12 km | Aid 2本浦エイド | 6 km | 13:454h |
| F | 17 km | FINISH | 5 km | 14:455h |
The small figure under each cutoff is the time from the start.
Registration
- Registration
- Thu, 1 Oct 2026 – Sun, 6 Dec 2026
- Entry
- First come, first served
Add the race in the app to put registration opening and closing and the lottery results into your calendar.
2026 results
281 starters, 272 finishers (96.8% finish rate). Finish times of those who finished:
- Fastest
- 1h 50m
- Top 10%
- 2h 19m
- Top 25%
- 2h 44m
- Median
- 3h 7m
- Top 75%
- 3h 37m
- Top 90%
- 4h 4m
- Last finisher
- 4h 57m
"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.
Practice courses
See the course on the Runnable map ↗
Runnable has practice courses on this race's trails, split into sections to run and sections to walk (pages in Japanese).
- Runnable practice course (14.9 km)
Other races
- Kudamatsu Kasadojima Island Trail 30 km 2026Sun, 15 Feb 2026 · Yamaguchi, Japan · 30 km
- Kudamatsu Kasadojima Island Trail 30 km 2027Sun, 7 Feb 2027 · Yamaguchi, Japan · 30 km
- Kudamatsu Kasadojima Island Trail Short 17 km 2026Sun, 15 Feb 2026 · Yamaguchi, Japan · 17 km
- ONAGAWA 100 TRAILS 16km 2026Sat, 7 Mar 2026 · Miyagi, Japan · 16 km
- SHIGA KOGEN 100 18km 2026Sat, 29 Aug 2026 · Nagano, Japan · 18 km
- Mt. Fuji Mountain Race 15 km 2026Fri, 24 Jul 2026 · Yamanashi, Japan · 15 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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