The meeting lasted 1 hour 59 minutes and ended with the score 6:0, 6:0, 7:6.

The 26-year-old Russian made 15 aces, made two double faults and converted seven out of ten break points.

Nishioka fired once, made three double faults and converted one break point out of four.

Thus, Khachanov reached the quarterfinals of the tournament, where he will meet the winner of the game between the Pole Hubert Hurkach and the American Sebastian Korda.

The Australian Open runs from 16 to 28 January.

Earlier it was reported that all Russian tennis players flew out of the Australian Open.