Takahiro Terachi defeated Hiroyasu Sato 6-7 6-3 6-0 in the Japan F4 round of 16 on carpet. The result followed the form book — Takahiro Terachi came in leading the head-to-head 1–0. Takahiro Terachi extended the head-to-head to 2–0.
Terachi T. came through in three sets.
Carpet: Terachi T. leads 1–0 · Hard: Terachi T. leads 1–0
Takahiro Terachi beat Hiroyasu Sato 6-7 6-3 6-0. Umpiry, "Takahiro Terachi vs Hiroyasu Sato — Japan F4 Round of 16", https://umpiry.com/match/1998-10-07/sato-vs-terachi-japan-f4-r16?utm_source=cite (as of 7 October 1998).