So Jung Kim defeated Xinyun Han 1-6 6-1 6-1 in the Tsukuba 25K round of 32 on hard. The upset overturned the form book — Xinyun Han came in leading the head-to-head 1–0, but So Jung Kim had been the form player, winning 3 of their last 8 on hard. So Jung Kim claimed a first win over Xinyun Han in two meetings, levelling the head-to-head at 1–1.
Jung Kim S. came through in three sets.
So Jung Kim beat Xinyun Han 1-6 6-1 6-1. Umpiry, "So Jung Kim vs Xinyun Han — Tsukuba 25K Round of 32", https://umpiry.com/match/2009-08-31/han-vs-kim-tsukuba-25k-r32?utm_source=cite (as of 31 August 2009).