The pair barely exchanged a handshake over the net, with Cîrstea glancing in Osaka's direction briefly and then turning her head away.

MELBOURNE, Jan 22 (Reuters) - Naomi Osaka pared down her show-stopping jellyfish-inspired outfit and overcame a second-set wobble to beat Romania's Sorana Cirstea 6-3 4-6 6-2 in the second round of the Australian Open on Thursday.