Brendan Nakashima beat Bernabe Zapata Miralles 6-1, 7-6 (3) and will play third-seeded Holger Rune in the second round, while Yoshihito Nishioka defeated Daniel Altmeier 6-4, 3-6, 7-6 (2) to set up a meeting with eighth-seeded Casper Ruud.

Source: https://wtop.com/sports/2023/10/iga-swiatek-advances-to-quarterfinals-at-china-open-jessica-pegula-eliminated/

Japan's Yoshihito Nishioka knocked out the last remaining Australian in the ATP 250 event as he beat qualifier Alexei Popyrin 7-6(4) 6-7(8) 6-2 to set up a semi-final clash with Sebastian Korda, seeking a first win over the American.

Source: https://www.channelnewsasia.com/sport/djokovic-outclasses-shapovalov-adelaide-set-medvedev-semi-final-3188046?cid=cna_flip_070214

Russia’s Karen Khachanov won the first 14 games of his match against Yoshihito Nishioka before the Japanese player belatedly made a fist of things in a 6-0 6-0 7-6 (4) defeat.

Source: https://carlow-nationalist.ie/2023/01/22/stefanos-tsitsipas-holds-off-jannik-sinner-fightback-to-make-last-eight/

Stefanos Tsitsipas, now the highest-ranked man left in the draw, takes on Tallon Griekspoor, and Mackenzie McDonald will look to follow up his upset of Rafael Nadal by taking out 31st seed Yoshihito Nishioka.

Source: https://jerseyeveningpost.com/uksport/2023/01/19/australian-open-day-four-good-evans-magical-murray-wins-melbourne-marathon/