Yaoki Ishii defeated Wei Jen Cheng 6-3 6-4 in the Japan F5 round of 16 on hard.
Ishii Y. took it in straight sets.
Yaoki Ishii beat Wei Jen Cheng 6-3 6-4. Umpiry, "Yaoki Ishii vs Wei Jen Cheng — Japan F5 Round of 16", https://umpiry.com/match/1998-11-18/cheng-vs-ishii-japan-f5-r16?utm_source=cite (as of 18 November 1998).