Masashi Nonaka

Masashi Nonaka is a JPN middle-distance runner, born on November 10, 1995. He competes primarily in the 1500m, 5000m and 10000m.

His personal bests include 3:48.12 in the 1500m, 13:35.91 in the 5000m, 27:58.38 in the 10000m, 1:00:48 in the Semi and 2:09:11 in the Marathon. He is currently active on the international athletics circuit, representing JPN.