Jordan Thompson upsets Alexander Zverev in first round of Japan Open. Vera Zvonareva wins in Jiangxi

Jordan Thompson upset ninth-ranked Alexander Zverev 6-3, 6-4 in opening round of Japan Open on Monday for his second win over a top-10 opponent this season. 29-year-old Aussie saved four of five break points he faced to claim his first career win over Zverev after losing ir only previous meeting six years ago. He also beat seventh-ranked Stefanos Tsitsipas at Indian Wells in March.

“I fought off 0-40 first game and I really got into match after that,” 60th-ranked Thompson said. "But I held on, I was playing an unpredictable style of tennis, and I think he didn’t handle it that well in first set and apted in second. But I somehow hung around.”

Thompson will next play eir Shanghai Masters semifinalist Ben Shelton or qualifier Taro Daniel.

or three Australians in action Monday all lost as eighth-seeded Felix Auger-Aliassime defeated Aleksander Vukic 7-6 (3), 6-7 (2), 6-2, while Mackenzie McDonald beat Max Purcell 7-5, 6-4 and Sebastian Ofner outlasted Christopher O’Connell 6-7 (2), 7-6 (5), 7-5.

Fifth-seeded Tommy Paul plays Daniel Altmaier in a late match.

Top-seeded Taylor Fritz plays his first-round match against Cameron Norrie on Tuesday, while second-seeded Casper Ruud meets wild-card entry Yosuke Watanuki.

Shanghai Masters winner Hubert Hurkacz is also in draw. He opens against Zhang Zhizhen on Wednesday.

Tour veteran Vera Zvonareva beat Arianne Hatano 6-1, 6-2 in her opening match of Jiangxi Open.

39-year-old Zvonareva, who me her tour debut in 2000, broke her 166th-ranked opponent's serve six times as she cruised to victory in 61 minutes. Zvonareva next plays fifth-seeded Zhu Lin or Diana Shnaider.

Also, eighth-seeded Sara Sorribes Tormo beat wild-card entry Jiang Xinyu 6-4, 6-0. Spaniard will next play Camila Osorio, who beat Ma Ye-Xin 6-1, 6-0.

Or winners included Amina Anshba and Kimberly Birrell.