Mao Mushika advanced when Ji Hee Choi retired 6-1 1-0 in the W15 Sapporo 2 round of 32.
Mushika M. advanced when Choi J. retired.
Mao Mushika beat Ji Hee Choi 6-1 1-0 after Ji Hee Choi retired. Umpiry, "Mao Mushika vs Ji Hee Choi — W15 Sapporo 2 Round of 32", https://umpiry.com/match/2023-08-01/choi-vs-mushika-w15-sapporo-2-r32?utm_source=cite (as of 1 August 2023).