Yasutaka Uchiyama defeated Seong Chan Hong 2-6 6-4 6-4 in the Yokohama CH round of 16 on hard. The upset overturned the form book — Seong Chan Hong came in defending last year's round of 32.
No previous meetings on record.
Averages over each player's completed matches in the selected window (172 vs 122). ATP, WTA & Challenger.
Chan Hong S.: 5 days rest · 1 match, 17 games (7d). Higher means fresher. About
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About