The 24-year-old had already led 5:2 in the third set. In the first round, Zverev, who had recently gained some self-confidence in the Davis Cup, benefited from a bye.
After freaking out in Acapulco, Zverev is initially on probation. The world champion and Olympic champion was recently sentenced to a $25,000 fine and an eight-week ban by the ATP. However, both only apply if Zverev is absent once more within a year.
Osaka fails in Indian Wells – the highlights