Cilic made four service breaks in a match lasting one hour and 45 minutes on Court Two against the 22-year-old left-hander Nishioka, who returned to action in March after major knee surgery last year. The shoes, still retain the swoosh with the design signifying his eight tiles at the All England Club. Federer also triumphed in straight sets.More Stories From FOTO Michael Steele/Getty ImagesTHUMPS UPGaël Monfils of France indicates he's all right after taking a tumble during his match against Richard Gasquet, also of France.
Venus Williams, a five-time champion and runner-up a year ago, made the next round with a 6-7 (3/7), 6-2, 6-1 win against Johanna Larsson of Sweden.
The 38-year-old American, the oldest woman in the draw, reached the 2017 final where she was beaten by Garbine Muguruza.
Serena Williams enjoyed a successful Wimbledon comeback with a gutsy win over Arantxa Rus.
Monday's other Centre Court matches see Australian Open champion Caroline Wozniacki face Varvara Lepchenko of the United States.
Wozniacki took 59 minutes to complete the victory on Centre Court, finishing it off with a service victor.
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The game's best are once again sporting their tennis whites for the 2018 Wimbledon Championships at the All England Lawn Tennis Club in London.
Roger Federer's long-term apparel deal with Nike is done.
And he's apparently ready to oblige. To that, Federer replied, "Yes, they want a watch, a vehicle, a racket, a shirt, they can have it all at this point", Federer said.
Federer confirmed his switch from the U.S. sportswear brand to Uniqlo on the first day of Wimbledon by walking out to play in his new outfit but remained in personalised Wimbledon Nike trainers as he beat Dusan Lajovic in straight sets on Monday.
Tennis legend Roger Federer has signed a deal with Japanese clothing company Uniqlo after ending his decades-long partnership with Nike.
The top seed stepped out onto Centre Court for his match against Serbian world No 58 Lajovic in a Uniqlo-branded outfit, signalling an end to his long-term association with Nike.
Lajovic held serve in the opening game but that was as good as it got for the 58th-ranked Serb.