張帥大滿貫會內首勝竟然是以爆冷門方式淘汰第二種子Halep。
今日出賽的女將勝多輸少，不過男將都吃敗仗。
Women's Singles - Round 1
張帥 Shuai Zhang (CHN) defeats Simona Halep (ROU) [2] 6-4 6-3
大坂 Naomi Osaka (JPN) defeats Donna Vekic (CRO) 6-3 6-2
鄭賽賽 Saisai Zheng (CHN) defeats Carina Witthoeft (GER) 6-1 6-2
Yaroslava Shvedova (KAZ) defeats Tsvetana Pironkova (BUL) 6-4 6-4
Madison Keys (USA) [15] defeats Zarina Diyas (KAZ) 7-6(5) 6-1
Angelique Kerber (GER) [7] defeats 土居美咲 Misaki Doi (JPN) 6-7(4) 7-6(6) 6-3
Men's Singles - Round 1
Bernard Tomic (AUS) [16] defeats Denis Istomin (UZB) 6-7(4) 6-4 6-4 6-4
Gael Monfils (FRA) [23] defeats 杉田祐一 Yuichi Sugita (JPN) 6-1 6-3 6-2
Joao Sousa (POR) [32] defeats Mikhail Kukushkin (KAZ) 6-3 6-4 6-3
Radek Stepanek (CZE) defeats 伊藤竜馬 Tatsuma Ito (JPN) 6-4 6-3 6-7(5) 6-2
Lukas Rosol (CZE) defeats Taro Daniel (JPN) 7-6(2) 7-5 5-7 6-7(5) 6-1