Nao Hibino defeated Lara Arruabarrena 6-1 6-2 in the Australian Open qualifying round of 32 on hard. The upset overturned the form book — Lara Arruabarrena came in defending last year's round of 128, but Nao Hibino had been the form player, winning 3 of their last 4 on hard.
Hibino N. took it in straight sets.
Hibino N. and Arruabarrena L. faced 2 of the same opponents in the last 12 months. Hibino N. went 2–0 (100%) against them, Arruabarrena L. 0–2 (0%).
Only 2 common opponents — too few for any conclusion. Shown without assessment.
Nao Hibino beat Lara Arruabarrena 6-1 6-2. Umpiry, "Nao Hibino vs Lara Arruabarrena — Australian Open Qualifying Round of 32", https://umpiry.com/match/2020-01-18/arruabarrena-vs-hibino-australian-open-q32?utm_source=cite (as of 18 January 2020).