Half marathonRoad🇯🇵 Oyama, Japan

Fuji Marathon Festa (Half)

Sunday, 31 January 2027In 4 months · Start 10:40

A half marathon on the Fuji Speedway motor-racing circuit below Mt. Fuji: a reverse-direction out-and-back, then four 4.56 km laps with about 36 m of climb each time round.

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Facts checked 11 Oct 2026 against runjapan.jp.

Elevation gain

180 m

Rolling · ↓ 180 m

Start altitude

592 m

above sea level, from terrain data

Temp at start

5°C

Peaks around 7°C

Entry fee

≈ $40

Open entry

Finishers

—

typical year

Course

Multiple laps

2.5h cut-off

Getting thereFly into HND (Tokyo), about 80 km from the start

Course map

A detailed route is not available for this race yet. The marker shows the race location.

Elevation profile

Rolling: about 180 m of climbing and 180 m of descent. A detailed profile isn’t available for this race yet.

Race-day weather

At start

5°C

Peak during race

7°C

Humidity

54%

Chance of rain

21%

Wind

10 km/h

Race day in past years

Historical averages for 31 January ±3 days, 2016–2025, from 10:40 for 5 hours (70 days sampled). Source: Open-Meteo / ERA5.

What time could you run here?Adjust your goal time for this course’s hills and typical race-day weather.Race time calculator →

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<a href="https://irun42.com/race/fuji-speedway-half" title="Fuji Marathon Festa (Half) on iRun42"><img src="https://irun42.com/badge/fuji-speedway-half.svg" width="300" height="120" alt="Fuji Marathon Festa (Half): course, elevation and race-day weather on iRun42" /></a>