For Del Potro it wasn’t difficult at all to face the Japanese, which he beat in just 1 hour and 14 minutes. The next opponent of Del Potros will be Serbia’s Filip Krajinovic, who defeated France’s Paire.

Qualified among 16 best Masters of Maiami is also Marin Cilic, who eliminated the Canadian Pospisil with a 2-0 result.

It was a balanced challenge between the two players, with the Croat that eventually managed to win both sets 7-5 and 7-6.

The surprise of the day in the Maiami tournament was made by Jeremy Chardy, who eliminated Grigor Dimitrov in two sets. The Frenchman was forced to impose on the Bulgarian, who is number 3 in the world rankings, as he won both bets with the same result: 6-4.

The ticket for 1/8 of the tournament finals in Florida was gained also by Milos Raonic, after the victory with the Argentinean Diego Schwartzman. The Canadian won the first set just after tiebreak 7-6, while the second was easier and closed 6-3.