Peter Csabai defeated Hiroya Umakoshi 7-5 6-3 in the USA 5 Masters 2 round of 64 on hard.
Csabai P. took it in straight sets.
Peter Csabai beat Hiroya Umakoshi 7-5 6-3. Umpiry, "Peter Csabai vs Hiroya Umakoshi — USA 5 Masters 2 Round of 64", https://umpiry.com/match/1997-09-05/csabai-vs-umakoshi-usa-5-masters-2-r64?utm_source=cite (as of 5 September 1997).