TOKYO, JAPAN - OCTOBER 05: Nikola Mektic of Croatia plays a forehand with Austin Krajicek of United States against Andrea Vavassori of Italy and Simone Bolelli of Italy on day six of Kinoshita Group Japan Open at Ariake Tennis Park on October 05, 2026 in Tokyo, Japan. (Photo by Kenta Harada/Getty Images)

TOKYO, JAPAN - OCTOBER 05: Austin Krajicek of United States (R) and Nikola Mektic of Croatia (L) celebrates a point against Andrea Vavassori of Italy and Simone Bolelli of Italy on day six of Kinoshita Group Japan Open at Ariake Tennis Park on October 05, 2026 in Tokyo, Japan. (Photo by Kenta Harada/Getty Images)

TOKYO, JAPAN - OCTOBER 05: Austin Krajicek of United States plays a forehand with Nikola Mektic of Croatia against Andrea Vavassori of Italy and Simone Bolelli of Italy on day six of Kinoshita Group Japan Open at Ariake Tennis Park on October 05, 2026 in Tokyo, Japan. (Photo by Kenta Harada/Getty Images)

TOKYO, JAPAN - OCTOBER 05: Austin Krajicek of United States (L) and Nikola Mektic of Croatia (R) celebrates a victory against Andrea Vavassori of Italy and Simone Bolelli of Italy on day six of Kinoshita Group Japan Open at Ariake Tennis Park on October 05, 2026 in Tokyo, Japan. (Photo by Kenta Harada/Getty Images)

TOKYO, JAPAN - OCTOBER 05: Andrea Vavassori of Italy serves with Simone Bolelli of Italy against Austin Krajicek of United States and Nikola Mektic of Croatia during their Men's doubles semifinal match on day six of Kinoshita Group Japan Open at Ariake Tennis Park on October 05, 2026 in Tokyo, Japan. (Photo by Kenta Harada/Getty Images)

TOKYO, JAPAN - OCTOBER 05: Nikola Mektic of Croatia plays a forehand with Austin Krajicek of United States against Andrea Vavassori of Italy and Simone Bolelli of Italy on day six of Kinoshita Group Japan Open at Ariake Tennis Park on October 05, 2026 in Tokyo, Japan. (Photo by Kenta Harada/Getty Images)

TOKYO, JAPAN - OCTOBER 05: Austin Krajicek of United States (R) and Nikola Mektic of Croatia (L) celebrates a victory against Andrea Vavassori of Italy and Simone Bolelli of Italy on day six of Kinoshita Group Japan Open at Ariake Tennis Park on October 05, 2026 in Tokyo, Japan. (Photo by Kenta Harada/Getty Images)

TOKYO, JAPAN - OCTOBER 05: Austin Krajicek of United States plays a backhand with Nikola Mektic of Croatia against Andrea Vavassori of Italy and Simone Bolelli of Italy on day six of Kinoshita Group Japan Open at Ariake Tennis Park on October 05, 2026 in Tokyo, Japan. (Photo by Kenta Harada/Getty Images)