Kumano-Shi, Mie Pref., Japan · Sunday, December 6, 2026

Fixed Distance 50K

Kumano Old Trails

94 days away
52 km Distance
not publishedn/a Climbing
2.6 est Grit · Entry level

Calculated from 52 km alone — the organiser has not published an elevation profile. Read 2.6 as a floor, not a verdict.

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34.3328° N, 132.5697° E © OpenFreeMap © OpenMapTiles Data from OpenStreetMap

What the course asks

Time limit 10 hours 11:32 min/km average. Generous. Walkable throughout for most of the field. Climbing is unpublished, so this pace is a ceiling on the effort, not a measure of it. About average for a 50K. Measured against 982 races of the same distance. Cut-off calculator →
Field size ~162 Mid-sized. Company early, well spread out by halfway.

DUV results for the 2025 edition (52km) — finishers only. Starters are not published, so the field was at least this big and no finish rate can be given.

Typical conditions, December

Daytime high 8°C
Night low 0°C
Rainfall Mostly dry
Daylight 9 h 58 m of light

Regional 2001-2020 average for December — NASA POWER, grid elevation 329 m. Not a forecast.

The Aid Station

Course-specific beta from the community

👟 gear

With trail terrain, choose a shoe with moderate cushioning for optimal performance.

By UltraHub Expert

Gear for this race

Chosen for 52 km of trail.

  • Trail Running Shoes 52 km of trail — cushioning that is still there in the last quarter.
  • Race Nutrition 52 km of self-supported fuelling between aid stations.
  • Hydration Vests Flask capacity for 52 km, without the bounce.
  • GPS Watches Battery life first — a 52 km day outlasts most full-GPS modes.

Salomon

Sense Ride 5

★★★★★ 4.5

La Sportiva

Prodigio Pro

$225 ★★★★★ 4.6

Skratch Labs

Sport Hydration Mix

Clean electrolyte drink mix with real fruit flavor. Low sugar.

$20 ★★★★★ 4.5

Salomon

ADV Skin 12

Industry-standard 12L race vest with front flask pockets and minimal bounce.

$180 ★★★★★ 4.8

Suunto

Vertical

Titanium GPS watch with solar charging, offline maps, and 140-hour GPS battery.

$630 ★★★★★ 4.5
All gear guides →

Course Notes

Start at Kumano City Kiwa B&G Marine Center. Spectacular views including the Kumano Kodo, Maruyama Senmaida, the ruins of Akagi Castle, the sea of ​​clouds at Tsuenomine, Doro Gorge, and Nunobiki Falls!

Similar races

Other 50K trail ultras, closest in distance first.