Satoshi Iwabuchi defeated Tetsuya Chaen 6-4 6-3 in the Japan F7 round of 16 on hard. The result followed the form book — Satoshi Iwabuchi came in leading the head-to-head 1–0. Satoshi Iwabuchi extended the head-to-head to 2–0.
Iwabuchi S. took it in straight sets.
Satoshi Iwabuchi beat Tetsuya Chaen 6-4 6-3. Umpiry, "Satoshi Iwabuchi vs Tetsuya Chaen — Japan F7 Round of 16", https://umpiry.com/match/2004-09-06/chaen-vs-iwabuchi-japan-f7-r16?utm_source=cite (as of 6 September 2004).