Photo via Yahoo Sports

Naomi Osaka suffers her worst defeat in nearly two years as her season ends at the Tokyo Open

Naomi Osaka concluded her 2026 tennis campaign with an unexpected defeat during the second round in Japan. The four-time Grand Slam winner fell in straight sets to wildcard entry Mia Pohankova, dropping the match 6-3, 7-5.

For Osaka, this outcome marks her lowest-ranked loss since she faced Belinda Bencic early last year. Meanwhile, Pohankova celebrated the biggest triumph of her professional career so far, securing her first victory against a top-20 opponent.

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