Oh Hee Kwon defeated Ken Onishi 6-2 6-2 in the M15 Daegu 1 round of 32 on hard.
Kwon O. took it in straight sets.
Oh Hee Kwon beat Ken Onishi 6-2 6-2. Umpiry, "Oh Hee Kwon vs Ken Onishi — M15 Daegu 1 Round of 32", https://umpiry.com/match/2019-06-05/kwon-vs-onishi-m15-daegu-1-r32?utm_source=cite (as of 5 June 2019).