Yong Il Yoon defeated Sang Hoon Lee 6-4 3-6 7-5 in the Korea Masters 1 qualifying round on clay. The result followed the form book — Yong Il Yoon came in leading the head-to-head 1–0. Yong Il Yoon extended the head-to-head to 2–0.
Yoon Y. came through in three sets.
Clay: Yoon Y. leads 1–0 · Hard: Yoon Y. leads 1–0