World number 12 Belinda Bencic dug deep to overpower the Czech Republic's Marketa Vondrousova 7-5, 2-6, 6-3 on Saturday and win the Tokyo Games women's singles title, becoming the first Swiss woman to earn an Olympics tennis gold.
Novak Djokovic eased into the last four with a commanding performance over Japan's Kei Nishikori but world number two Daniil Medvedev bowed out of the men's singles at the Tokyo Olympics.
World No. 16 Marco Cecchinato will spearhead Italy's challenge, while they also have the experienced world No. 37 Andreas Seppi as they look to continue their good record against India.
Somdev Devvarman would be India's while Yuki Bhambri is expected to carry his good from into the new season which is full of new challenges for the Indian players as ATP Aircel Chennai Open begins on Monday.
Roger Federer beat an injured Novak Djokovic 7-5, 6-2 to set up an all-Swiss Monte Carlo Masters final with Stanislas Wawrinka after the Australian Open champion ousted David Ferrer.
Top seed Stanislas Wawrinka lifted his fifth ATP World Tour title and second Chennai Open trophy after a convincing straight sets win over Edouard Roger-Vasselin in the final on Sunday.
His US Open triumph made him, at 40, the oldest man to win a major title in the open era. Bikash Mohapatra believes Leander Paes's decision to switch to doubles at the peak of his singles career is the reason behind his longevity.