Koki Kaihoko

Koki Kaihoko is a Japan sprinter, born on April 10, 2000. He competes primarily in the 100m, 200m and 4x100m.

His personal bests include 10.69= in the 100m, 21.75 in the 200m, 40.12 in the 4x100m, 1.90 in the HJ and 7.71 in the LJ. He is currently active on the international athletics circuit, representing Japan.