Go to OVERSEAS ENTRY in Sports Entry !
Check the English Report of Karuizawa Festival.
Please check the "RACE OVERVIEW" in this website (use the search engine's translation function) , and the overseas entry site.
There is a important information to join the race.
・Mail to... t-spo-jigyo2@sankei.co.jp
・Message to... Karuizawa Marathon Festival Facebook page.