Masafumi Kai

Masafumi Kai is a Japan race walker, born on December 22, 1988. He competes primarily in the 20kmW, 35kmW and 5000Metres.

His personal bests include 1:27:54 in the 20kmW, 2:53:03 in the 35kmW and 22:23.05 in the 5000Metres. He is currently active on the international athletics circuit, representing Japan.