Korea Open: Yuan books spot in second round

Chinese Yue Yuan moved into the second round of the Korea Open by beating Dutch qualifier Arianne Hartono 6-1, 6-2 at the Olympic Tennis Centre in Seoul on Monday.

Yuan, ranked No 128, will play the winner of the match between No 8 seed Katie Boulter and Slovenian Kaja Juvan next.

Korea Open WTA 250, other first-round results, most recent results first):

• Dayeon Back vs. Jelena Ostapenko
• Kayla Day vs. Marie Bouzkova
• Eva Lys vs. Anna Karolina Schmiedlova
• Nadia Podoroska vs. Ashlyn Krueger
• Jessica Pegula vs. Viktoria Hruncakova
• Sachia Vickery vs. Kimberly Birrell
• Laura Pigossi vs. Emina Bektas
• Sofia Kenin vs. Su Jeong Jang
• Katie Boulter vs. Kaja Juvan
• Na-Lae Han vs. Arantxa Rus: monday
• Polina Kudermetova beat Alycia Parks (6): 3-6, 6-1, 6-0
• Ekaterina Alexandrova (3) beat Mai Hontama: 6-3, 6-1
• Kathinka von Deichmann beat Irina Khromacheva (LL): 5-7, 6-4, 3-0 ret.
• Yanina Wickmayer beat En-Shuo Liang (Q): 6-3, 6-4
• Claire Liu beat Yeonwoo Ku (Q): 6-3, 6-3