WTA roundup: Top seeds enjoy 5-0 round at Japan Open
No. 3 seed Elise Mertens of Belgium never faced a break point in a 7-6 (5), 6-3 win over Spain's Cristina Bucsa in the first round of the Japan Open oNo. 3 seed Elise Mertens of Belgium never faced a break point in a 7-6 (5), 6-3 win over Spain's Cristina Bucsa in the first round of the Japan Open o