🇯🇵 Japan: running races in October 2026
14 races scheduled in October 2026. Every race lists dates, locations, distances and official links; the list is updated daily.
24OCT 26MARATHON21K
伊平屋ムーンライトマラソンIheya · Japan · in 4 daysOCT 26
HALF10K5K
Ecomarathon de SaïkoSaitama · Japan25OCT 26
HALF10K5K
EcoMarathon Futakotama in OctoberTamagawa · Japan · in 5 days
25OCT 26MARATHON10K
しまだ大井川マラソンinリバティShimada · Japan · in 5 days
25OCT 26HALF10K3K
にしのみや武庫川ハーフマラソンNishinomiya · Japan · in 5 days
25OCT 26HALF10K5K2K
上州太田スバルマラソンŌta · Japan · in 5 days25OCT 26
10K3K
厚木市制 あつぎマラソンAtsugi · Japan · in 5 days
25OCT 26HALF8K
手賀沼エコマラソンKashiwa · Japan · in 5 days
25OCT 26HALF
新居浜リバーサイドハーフマラソンNiihama · Japan · in 5 days
25OCT 26MARATHON7K
横浜マラソンYokohama · Japan · in 5 days
25OCT 26MARATHON
水戸黄門漫遊マラソンMito · Japan · in 5 days
25OCT 26HALF
諏訪湖マラソンSuwa · Japan · in 5 days
25OCT 26MARATHON
金沢マラソンKanazawa · Japan · in 5 days30OCT 26
TRAIL
Lake Biwa 100Ōtsu · Japan · in 10 days