Kei Nishikori withdraws from the DC Open - theScore

Japanese Star Kei Nishikori Announces Retirement at End of 2026 Season - Dailyhunt

Naomi Osaka sends emotional tribute to former world No 4 Kei Nishikori as the Japanese legend announces retirement - MSN

Naomi Osaka reacts to Kei Nishikori’s retirement with heartfelt message on social media - MSN

Naomi Osaka sends out special message to retiring 'inspiration' Kei Nishikori - Tennis World USA

Naomi Osaka reacts to Kei Nishikori’s retirement with heartfelt message on social media - Yahoo News Malaysia

Kei Nishikori’s decision could mark the end of an era in Japan - Lob and Smash

Japanese Star Kei Nishikori Announces Retirement at End of 2026 Season - The Sentinel - of this Land, for its People

Former US Open finalist Kei Nishikori to retire from tennis at the end of 2026 - MSN

Kei Nishikori to retire at end of 2026 season: "I still wish I could continue" - Tennis.com

Kei Nishikori announces his retirement from tennis at the end of the season - De Último Minuto

Former US Open runner-up Kei Nishikori to retire after thrilling, frustrating fans - Nikkei Asia

Kei Nishikori makes emotional retirement from tennis - SABC Sport

Kei Nishikori’s full emotional statement as Asian tennis icon makes retirement announcement - MSN

Naomi Osaka sends message to Kei Nishikori on social media after he announced his retirement from tennis - The Tennis Gazette