Oscar Martinez Dieguez defeated Kentaro Masuda 6-4 7-5 in the Spain 5 Masters 4 round of 16 on clay.
Martinez Dieguez O. took it in straight sets.
Oscar Martinez Dieguez beat Kentaro Masuda 6-4 7-5. Umpiry, "Oscar Martinez Dieguez vs Kentaro Masuda — Spain 5 Masters 4 Round of 16", https://umpiry.com/match/1999-05-07/dieguez-vs-masuda-spain-5-masters-4-r16?utm_source=cite (as of 7 May 1999).