Tatsuma Ito defeated Jae Sung An 6-0 7-6 in the Korean Rep F6 qualifying round on hard. The upset overturned the form book — Jae Sung An came in leading the head-to-head 1–0. Tatsuma Ito claimed a first win over Jae Sung An in two meetings, levelling the head-to-head at 1–1.
Ito T. took it in straight sets.
Tatsuma Ito beat Jae Sung An 6-0 7-6(1). Umpiry, "Tatsuma Ito vs Jae Sung An — Korean Rep F6 Qualifying Round", https://umpiry.com/match/2009-07-20/an-vs-ito-korean-rep-f6-qf?utm_source=cite (as of 20 July 2009).