ATP Tokyo: All the Action From the Quarterfinals

Day 4 of the ATP Tokyo tournament saw some thrilling matches and unexpected results.

Novak Djokovic, the top seed and defending champion, continued his impressive run with a straight-sets victory over Taylor Fritz. Djokovic displayed his trademark dominance, winning 6-1, 6-2. The win sets up a mouthwatering semi-final clash against Frances Tiafoe, who upset Andrey Rublev earlier in the day.

Tiafoe, the 19th seed, produced a stunning performance to defeat Rublev in three sets, 6-3, 7-6 (7-5), 6-4.

Tiafoe's victory marks a significant milestone in his career, as he reaches his first ATP Tour semi-final. The American will be looking to continue his giant-killing run when he faces Djokovic in the semi-finals.

In other quarterfinal action, Nick Kyrgios defeated Cameron Norrie in straight sets, 6-3, 6-4. Kyrgios, known for his explosive style of play, once again showcased his power and accuracy. He will face Taylor Fritz in the semi-finals.

Fritz, the 11th seed, upset Denis Shapovalov in three sets, 6-3, 6-7 (5-7), 6-3.

Fritz's victory is a testament to his recent resurgence in form. The American has been playing with confidence and will be looking to continue his impressive run against Kyrgios in the semi-finals.

The semi-finals of the ATP Tokyo tournament promise to be exciting, with all four players capable of winning the title.

Djokovic remains the favorite, but Tiafoe, Kyrgios, and Fritz will be determined to upset the odds. The tournament is poised to deliver a thrilling climax, with fans eager to witness the next chapter in the ATP Tokyo saga.

The semi-finals of the ATP Tokyo tournament will be played on Saturday, October 8th. The final will be played on Sunday, October 9th.