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TrailJapanFukushima Prefecture

OSJ ADATARAYAMA TRAIL2026

05.09 – 06.09.2026Nihonmatsu (Japan)
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Pacing, fueling and crew sheet for the course you pick

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3’705 m D+

48 kmLONGlongest of 3 courses

3 courses

  1. 12km

    747 m D+

    avg 6%

    SHORT
    ITRA 0

  2. 27km

    1’970 m D+

    avg 7%

    MIDDLE
    ITRA 2

  3. 48km

    3’705 m D+

    avg 8%

    LONG
    ITRA 3

GPX trace not yet published.

Race plan

Plan your race from start to finish.

Pacing, aid stations and fueling timed to your effort on OSJ ADATARAYAMA TRAIL, in one roadbook.

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The race

A trail race taking place on Mount Adatara, a famous mountain in Tohoku. The event is held over two days, with 14 km races on Saturday and 30 km and 50 km races on Sunday. Participants can enjoy the Dakeonsen hot springs after the race.

Where to stay

Find a place to stay near Nihonmatsu for the race.

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