Kentaro Masuda defeated Gakuji Okada 6-2 6-2 in the Australia 1 Masters 4 round of 32 on carpet.
Masuda K. took it in straight sets.
Kentaro Masuda beat Gakuji Okada 6-2 6-2. Umpiry, "Kentaro Masuda vs Gakuji Okada — Australia 1 Masters 4 Round of 32", https://umpiry.com/match/1991-02-10/masuda-vs-okada-australia-1-masters-4-r32?utm_source=cite (as of 10 February 1991).