Woohyuk Chang advanced when Dae Hee Lee retired 3-0 in the M15 Changwon 1 qualifying round of 64.
Chang W. advanced when Lee D. retired.
Woohyuk Chang beat Dae Hee Lee 3-0 after Dae Hee Lee retired. Umpiry, "Woohyuk Chang vs Dae Hee Lee — M15 Changwon 1 Qualifying Round of 64", https://umpiry.com/match/2022-08-21/chang-vs-lee-m15-changwon-1-q64?utm_source=cite (as of 21 August 2022).