Top seed Marin Cilic booked his place in the quarter-finals of the Japan Open on Wednesday with a 6-3 6-4 victory over home wild card Yasutaka Uchiyama.
Top seed Marin Cilic booked his place in the quarter-finals of the Japan Open on Wednesday with a 6-3 6-4 victory over home wild card Yasutaka Uchiyama.