Koki Kawanishi

Koki Kawanishi is a Japan sprinter, born on October 8, 1999. He competes primarily in the 100m, 4x100m and 4x400m.

His personal bests include 10.89 in the 100m, 41.03 in the 4x100m, 3:16.24 in the 4x400m, 7.50 in the LJ and 15.94 in the TJ. He is currently active on the international athletics circuit, representing Japan.