Oh Hee Kwon advanced when David Mcnamara retired 6-4 3-0 in the Japan F6 qualifying round.
Kwon O. advanced when Mcnamara D. retired.
Oh Hee Kwon beat David Mcnamara 6-4 3-0 after David Mcnamara retired. Umpiry, "Oh Hee Kwon vs David Mcnamara — Japan F6 Qualifying Round", https://umpiry.com/match/2000-09-11/kwon-vs-mcnamara-japan-f6-qf?utm_source=cite (as of 11 September 2000).