Oh Hee Kwon defeated Mark Nielsen 6-7 6-1 6-3 in the Japan F7 semi-final on clay. The upset overturned the form book — Mark Nielsen came in leading the head-to-head 1–0. Oh Hee Kwon claimed a first win over Mark Nielsen in two meetings, levelling the head-to-head at 1–1.
Kwon O. came through in three sets.
Clay: Kwon O. leads 1–0 · Hard: Nielsen M. leads 1–0
Oh Hee Kwon beat Mark Nielsen 6-7(4) 6-1 6-3. Umpiry, "Oh Hee Kwon vs Mark Nielsen — Japan F7 Semi-final", https://umpiry.com/match/2005-06-20/kwon-vs-nielsen-japan-f7-sf?utm_source=cite (as of 20 June 2005).