Jea Moon Lee defeated Makoto Ochi 6-4 6-4 in the Korea F2 round of 16 on hard. The upset overturned the form book — Makoto Ochi came in leading the head-to-head 1–0. Jea Moon Lee claimed a first win over Makoto Ochi in two meetings, levelling the head-to-head at 1–1.
Moon Lee J. took it in straight sets.
Jea Moon Lee beat Makoto Ochi 6-4 6-4. Umpiry, "Jea Moon Lee vs Makoto Ochi — Korea F2 Round of 16", https://umpiry.com/match/2017-06-05/lee-vs-ochi-korea-f2-r16?utm_source=cite (as of 5 June 2017).