Seung Ho Ji defeated Jong Sam Chung 7-5 6-3 in the Korea Masters 3 round of 16 on hard. The upset overturned the form book — Jong Sam Chung came in leading the head-to-head 1–0, but Seung Ho Ji had been the form player, winning 5 of their last 10 on hard. Seung Ho Ji claimed a first win over Jong Sam Chung in two meetings, narrowing the head-to-head to 1–1.
Ho Ji S. took it in straight sets.