Ryotaro Onuma

Ryotaro Onuma is a Japan middle-distance runner, born on December 24, 2003. He competes primarily in the 1500m, 10000m and Semi.

His personal bests include 4:00.23 in the 1500m, 29:56.03 in the 10000m, 1:03:08 in the Semi, 8:48.83 in the 3000mSt and 14:25 in the 5Kilometre. He is currently active on the international athletics circuit, representing Japan.