No meaningful edge. Serve performance in the first set is the likeliest tiebreaker.
Umpiry, "Masamichi Imamura vs Saba Purtseladze — Guangzhou Qualifying Round of 32", https://umpiry.com/match/2026-10-18/imamura-vs-purtseladze-guangzhou-q32?utm_source=cite (as of 18 October 2026).