Chan Yeong Oh defeated Tetsu Sakamoto 6-2 6-2 in the Japan F8 qualifying round of 64 on carpet.
Yeong Oh C. took it in straight sets.
Chan Yeong Oh beat Tetsu Sakamoto 6-2 6-2. Umpiry, "Chan Yeong Oh vs Tetsu Sakamoto — Japan F8 Qualifying Round of 64", https://umpiry.com/match/2016-06-13/oh-vs-sakamoto-japan-f8-q64?utm_source=cite (as of 13 June 2016).