Host country favorite Kei Nishikori rolled back the years with a vintage performance to beat Croatia's Marin Cilic 6-4, 3-6, 6-3 in the first round at the Japan Open tennis championships Thursday.In a rematch of the 2014 U.S. Open final won by Cilic, former world No. 4 Nishikori claimed a key break in the sixth game of the final set for a 4-2 lead and held on in front of a sold-out crowd at Ariake Colosseum.Nishikori, a two-time Japan Open champion, converted three of his seven break points, while Cilic broke twice, both in the second set."I'm relieved to have gone through," the 34-year-old…READ FULL ARTICLE