Naomi Osaka celebrates with the championship trophy after winning the Australian Open final. Photo: AFP

Australian Open: Naomi Osaka beats Petra Kvitova in final to become Asia’s first world No 1

  • The 21-year-old survives second-set meltdown to claim second grand slam title
  • Petra Kvitova forces deciding set after Osaka wastes three championship points in Melbourne Park final
Topic |   Australian Open

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Naomi Osaka celebrates with the championship trophy after winning the Australian Open final. Photo: AFP
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