Letsrun loves to run stories comparing times of Japan high-school and college age runners to U.S. counterparts. But Japan never seems to do much on the world stage. Will this change in 2020? Japan men at Rio - 5,000 no one in finals; 10,000 - 17th; Marathon - 16th. Women: 5,000 - 15th; 10,000 - 18th; Marathon - 14th. Will they have a big jump since they're hosting OG?