Naomi Osaka surged back to the semi-finals of the US Open on Wednesday with a straight-sets defeat of Czech 11th seed Karolina Muchova.

The Japanese 23rd seed, enjoying her deepest run in a Grand Slam since winning the Australian Open in 2021, held her nerve to defeat Muchova 6-4, 7-6 (7/3) in just under two hours.

Two-time US Open champion Osaka will now face eighth seed Amanda Anisimova in Thursday's semi-finals, and will head into that showdown brimming with confidence after another polished performance.

Osaka, who eliminated third seed Coco Gauff in the last 16, has beaten three higher-ranked opponents on her journey to the last four and has shown flashes of the class that earned her four Grand Slam singles titles before she paused her career in 2023 due to the birth of her daughter

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