Kento Takeuchi defeated Tsung Hua Yang 6-4 6-4 in the Korean Rep F1 round of 16 on hard.
Takeuchi K. took it in straight sets.
Kento Takeuchi beat Tsung Hua Yang 6-4 6-4. Umpiry, "Kento Takeuchi vs Tsung Hua Yang — Korean Rep F1 Round of 16", https://umpiry.com/match/2009-04-06/takeuchi-vs-yang-korean-rep-f1-r16?utm_source=cite (as of 6 April 2009).