15th Joshu Fujioka Kaiko (Silkworm) Marathon (第15回上州藤岡蚕マラソン)

Japan flag Fujioka, Gunma, Japan

17 days left

15th Joshu Fujioka Kaiko (Silkworm) Marathon (第15回上州藤岡蚕マラソン) runnet.jp
Date 29 Nov, 2026
Races 6 distances
Entry fee $18.96 – $37.92
Runner rating Be the first to rate
15th Joshu Fujioka Kaiko (Silkworm) Marathon (第15回上州藤岡蚕マラソン)

About the event

A rare course nationwide that runs right past a UNESCO World Heritage Site, featuring hilly terrain and beautiful natural scenery. As in previous years, we've prepared a course that elementary/junior high students and marathon beginners can also enjoy, so feel free to join casually. The event's famous 'Everyone's Cheer Squad' will also be cheering runners on along the course! Entry fees: Half ¥6,000, 10km ¥5,000, 5km ¥4,000, 3km/2km/1km Parent-Child Pair ¥3,000, junior high and under ¥1,500

Races offered

29Nov

10km

Running

Distance
10K
Countdown
17 days
Entry fee
$31.60
29Nov

1km

Running

Distance
1K
Countdown
17 days
Entry fee
$18.96
29Nov

2km

Running

Distance
2K
Countdown
17 days
Entry fee
$18.96
29Nov

3km

Running

Distance
3K
Countdown
17 days
Entry fee
$18.96
29Nov

5km

Running

Distance
5K
Countdown
17 days
Entry fee
$25.28
29Nov

Half Marathon

Running

Distance
21.1K
Countdown
17 days
Entry fee
$37.92

Weather history

3-year monthly averages for November in Fujioka.

Temperature6.7° / 16.7°
Feels like3.9° / 14.2°
Sunshine hours8h 11m
Rainfall2.0 mm
Snowfall—
Wind7.5 km/h (Light breeze)
Humidity68.5%
Max UV indexLow (2.0)
Sweat lossLow
Course conditionsFirm and slightly soft
Sunrise06:20
Sunset16:36

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