Makoto Ochi defeated Ji Hoon Son 6-2 6-3 in the Korea F3 round of 16 on hard.
Ochi M. took it in straight sets.
Makoto Ochi beat Ji Hoon Son 6-2 6-3. Umpiry, "Makoto Ochi vs Ji Hoon Son — Korea F3 Round of 16", https://umpiry.com/match/2015-08-10/ochi-vs-son-korea-f3-r16?utm_source=cite (as of 10 August 2015).