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FORESTRAIL HIRUZEN-SHINJO
UltraJapanOkayama Prefecture

FORESTRAIL HIRUZEN-SHINJO 2026

25.10.2026Okayama (Japan)
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Pacing, fueling and crew sheet for the course you pick

Official siteWrong info?

2’7208’924 m D+ ft D+

68 km42.3 miLonglongest of 3 courses

At a glance

FORESTRAIL HIRUZEN-SHINJO 2026 took place on Sunday 25 October 2026 in Okayama (Okayama Prefecture, Japan). Three distances to choose from: 17, 37 and 68 km.

Longest course: Long, 68 km with 2’720 m D+ (40 m per km: mountain terrain).

The 2027 edition is expected on Sunday 24 October 2027, date to be confirmed by the organiser. On Kliva, plan your pacing and nutrition for free, then send the plan to your watch.

FORESTRAIL is a trail running race held in the mountainous area of Hiraizumi and Sanne in Okayama Prefecture, aiming to bring about a revolution in trail running.
From the organiser

3 courses

  1. 17km10.6mi

    659 m D-2’162 ft D-

    ショートコース
    No index
    GPX

  2. 37km23mi

    1’250 m D+4’101 ft D+

    1’421 m D-4’662 ft D-

    avg 3%

    Middle

    25.10.

    ITRA 2UTMB Index 20K
    GPX

  3. 68km42.3mi

    2’720 m D+8’924 ft D+

    3’124 m D-10’249 ft D-

    avg 4%

    Long

    25.10.

    ITRA 3UTMB Index 50K
    GPX

Course analysis

68 km42.3 mi2’720 m D+8’924 ft D+

95effort kmⓘ68 km on the map · feels like 95 km42.3 mi on the map · feels like 95 km
D+
2’720 m8’924 ft
D−
3’124 m10’249 ft
Max alt.
1’162 m3’812 ft
Steepest
23%

Segments

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Elevation profile: Long

491 m – 1’162 m1’611 ft – 3’812 ft

Race plan

Plan your race from start to finish.

Pacing, aid stations and fueling timed to your effort on FORESTRAIL HIRUZEN-SHINJO , in one roadbook.

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Where to stay

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Editions