Keisuke Saitoh advanced when Marc Polmans retired 5-3 in the Yokkaichi CH qualifying round 2.
Saitoh K. advanced when Polmans M. retired.
Keisuke Saitoh beat Marc Polmans 5-3 after Marc Polmans retired. Umpiry, "Keisuke Saitoh vs Marc Polmans — Yokkaichi CH Qualifying Round 2", https://umpiry.com/match/2022-11-21/polmans-vs-saitoh-yokkaichi-ch-q2?utm_source=cite (as of 21 November 2022).