"I think he has the best service on tour, No. 1," Nishioka said. "It's not just service. Service game. It's I think most tough to break his service game on the tour."
Nick Kyrgios wins second Citi Open title in straight sets over Yoshihito Nishioka
→
"I think that's maybe sometimes I need to be like relaxed like this," Nishioka said of this play this week. "Just come here and play the tournament, and then I don't have to get pressures and don't think that much."
Nick Kyrgios advances to Citi Open final in straight sets
→