Chi Wan Kim defeated Seung Ho Ji 7-6 4-6 7-6 in the Korea Masters 1 qualifying round on hard. The upset overturned the form book — Seung Ho Ji came in leading the head-to-head 1–0. Chi Wan Kim claimed a first win over Seung Ho Ji in two meetings, narrowing the head-to-head to 1–1.
Wan Kim C. came through in three sets.