U.S. Open champion Naomi Osaka thrilled her Japanese fans with a display of power and precision at the Toray Pan Pacific Open on Wednesday, dominating Slovakia's Dominika Cibulkova in a straight-sets victory.

Osaka, who is No. 7 in the world rankings controlled every aspect of their second-round match, wrapping up the 6-2, 6-1 win in just under 60 minutes.

Making her first appearance since claiming her maiden Grand Slam title, the 20-year-old Japanese was greeted with loud cheers from the sellout crowd at Arena Tachikawa Tachihi.