Tetsuya Chaen defeated Yoshinobu Tanaka 6-4 6-3 in the Japan 1 Masters 4 round of 16 on hard.
Chaen T. took it in straight sets.
Tetsuya Chaen beat Yoshinobu Tanaka 6-4 6-3. Umpiry, "Tetsuya Chaen vs Yoshinobu Tanaka — Japan 1 Masters 4 Round of 16", https://umpiry.com/match/1997-07-07/chaen-vs-tanaka-japan-1-masters-4-r16?utm_source=cite (as of 7 July 1997).