TOKYO, JAPAN - SEPTEMBER 30: Tommy Paul Of United States plays a backhand against Alejandro Tabilo Of Chile during their singles match on day one of Kinoshita Group Japan Open at Ariake Tennis Park on September 30, 2026 in Tokyo, Japan. (Photo by Kenta Harada/Getty Images)

TOKYO, JAPAN - SEPTEMBER 30: Carlos Alcaraz of Spain attends a pre match press conference on day one of Kinoshita Group Japan Open at Ariake Tennis Park on September 30, 2026 in Tokyo, Japan. (Photo by Kenta Harada/Getty Images)

TOKYO, JAPAN - SEPTEMBER 30: Tommy Paul Of United States plays a backhand against Alejandro Tabilo Of Chile during their singles match on day one of Kinoshita Group Japan Open at Ariake Tennis Park on September 30, 2026 in Tokyo, Japan. (Photo by Kenta Harada/Getty Images)

BEIJING, CHINA - SEPTEMBER 30: Novak Djokovic of Serbia plays a backhand against Nuno Borges of Portugal in the Men's first round on day one of China Open at the National Tennis Center on September 30, 2026 in Beijing, China. (Photo by Lintao Zhang/Getty Images)

BEIJING, CHINA - SEPTEMBER 30: Novak Djokovic of Serbia reacts against Nuno Borges of Portugal in the Men's first round on day one of China Open at the National Tennis Center on September 30, 2026 in Beijing, China. (Photo by Lintao Zhang/Getty Images)

BEIJING, CHINA - SEPTEMBER 30: Novak Djokovic of Serbia reacts against Nuno Borges of Portugal in the Men's first round on day one of China Open at the National Tennis Center on September 30, 2026 in Beijing, China. (Photo by Lintao Zhang/Getty Images)

BEIJING, CHINA - SEPTEMBER 30: Novak Djokovic of Serbia reacts against Nuno Borges of Portugal in the Men's first round on day one of China Open at the National Tennis Center on September 30, 2026 in Beijing, China. (Photo by Lintao Zhang/Getty Images)

BEIJING, CHINA - SEPTEMBER 30: Novak Djokovic of Serbia plays a forehand against Nuno Borges of Portugal in the Men's first round on day one of China Open at the National Tennis Center on September 30, 2026 in Beijing, China. (Photo by Lintao Zhang/Getty Images)