TK
Takaharu Koyama
JPNMen
Birth date7/8/1948
Height-
Weight-
Takaharu Koyama is a Japan long-distance runner, born on July 8, 1948. He competes primarily in the 3000m, 5000m and 3000mSt.
His personal bests include 7:56.0h in the 3000m, 13:41.2h in the 5000m and 8:25.8h in the 3000mSt. He is currently active on the international athletics circuit, representing Japan.