Woong Sun Jun defeated Yaoki Ishii 6-4 6-4 in the Japan F6 round of 16 on clay. The upset overturned the form book — Yaoki Ishii came in leading the head-to-head 1–0. Woong Sun Jun claimed a first win over Yaoki Ishii in two meetings, levelling the head-to-head at 1–1.
Sun Jun W. took it in straight sets.
Clay: Sun Jun W. leads 1–0 · Hard: Ishii Y. leads 1–0
Woong Sun Jun beat Yaoki Ishii 6-4 6-4. Umpiry, "Woong Sun Jun vs Yaoki Ishii — Japan F6 Round of 16", https://umpiry.com/match/2006-06-12/ishii-vs-jun-japan-f6-r16?utm_source=cite (as of 12 June 2006).