Tanzawa Looooooops 132 km 2026
Also known as: Tanzawa LOOPS
Starts at midnight from a base right by Hadano Station for four laps, alternating direction, of a loop around Oyama in the Tanzawa mountains via Yabitsu Pass. A self-challenge event rather than a ranked race that spans two nights, with aid at the base and Yabitsu Pass.
The course tops out at 1,244 m (low point 79 m). There are 4 big climbs: 1,154 m around 0–13 km; 1,109 m around 33–46 km; 1,163 m around 67–79 km; 1,107 m around 99–112 km. About 40% of the distance is gentle (under 5% grade). The median finish was about 35 h, through 2 nights.
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 5 finishers of this race — the same model as the TRAIL STATUS app. Nothing is saved or sent.
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Predict in detail from my Strava trainingOverview
- Date
- Sat, 28 Nov 2026
- Start
- 00:00
- Location
- Kanagawa, Japan
- Distance
- 132 km
- Elevation gain
- 8,800 m
- Time limit
- 40h
- ITRA
- 100M
- Official website
- docs.google.com/document/d/e/2PACX-1vR9rtuW7onLcb2mhfYUdp2aoB1H9kmd4L0TEJO84srNVxLGBEIph5xE1MIMYIpUuQQVR0fhjzIBqMpT/pub
Elevation profile
Aid stations and cutoffs
| # | Distance | Aid station | Segment | Cutoff |
|---|---|---|---|---|
| 1 | 15.7 km | Aid 11周目 ヤビツ峠（中間エイド） | 15.7 km | — |
| 2 | 33 km | Aid 21周目 終了（本部エイド） | 17.3 km | — |
| 3 | 50.3 km | Aid 32周目（逆回り）ヤビツ峠（中間エイド） | 17.3 km | — |
| 4 | 65.9 km | Aid 42周目 終了（本部エイド） | 15.6 km | — |
| 5 | 81.6 km | Aid 53周目 ヤビツ峠（中間エイド） | 15.7 km | — |
| 6 | 99 km | Aid 63周目 終了（本部エイド） | 17.4 km | — |
| 7 | 116.3 km | Aid 74周目（逆回り）ヤビツ峠（中間エイド） | 17.3 km | — |
| F | 132 km | Finish4周目 終了（本部・FINISH） | 15.7 km | Day 2 16:0040h |
The small figure under each cutoff is the time from the start. Day 1 is the day of the start.
2025 results
5 finishers. Finish times of those who finished:
- Fastest
- 32h 24m
- Top 10%
- 33h 25m
- Top 25%
- 34h 56m
- Median
- 35h 8m
- Top 75%
- 36h 19m
- Top 90%
- 37h 55m
- Last finisher
- 38h 58m
"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
- Tanzawa Looooooops 165 km 2026Sat, 28 Nov 2026 · Kanagawa, Japan · 165 km
- Tanzawa Looooooops 33 km 2026Sat, 28 Nov 2026 · Kanagawa, Japan · 33 km
- Tanzawa Looooooops 66 km 2026Sat, 28 Nov 2026 · Kanagawa, Japan · 66 km
- Tanzawa Looooooops 99 km 2026Sat, 28 Nov 2026 · Kanagawa, Japan · 99 km
- BULSS 神奈川 (Backyard Ultra Last Samurai Standing) 2026Sat, 21 Feb 2026 · Kanagawa, Japan
- BULSS 神奈川 (Backyard Ultra Last Samurai Standing) 2027Sat, 20 Feb 2027 · Kanagawa, Japan
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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