WTA roundup: Naomi Osaka easily wins opener in Osaka
Top seed Naomi Osaka overwhelmed 17-year-old Wakana Sonobe 6-0, 6-4 in the opening round of the Japan Open in Osaka on Monday.,Osaka needed just 76 miTop seed Naomi Osaka overwhelmed 17-year-old Wakana Sonobe 6-0, 6-4 in the opening round of the Japan Open in Osaka on Monday.,Osaka needed just 76 mi