Naomi Osaka surged into the semifinals of the U.S. Open on Wednesday with a straight-sets defeat of 11th seed Karolina Muchova. https://www.japantimes.co.jp/sports/2025/09/04/tennis/naomi-osaka-win-quarterfinals/?utm_medium=Social&utm_source=mastodon #tennis #naomiosaka #usopen #amandaanisimova