Page 6 de l'historique des matchs du joueur de tennis: Retrouvez ici la totalité des matchs et tournois joués par Kei Nishikori.
134 matchs enregistrés.
| 02/08/2021 | Citi Open - Washington | Kei Nishikori vs. Sam Querrey |
| 29/07/2021 | Olympics - Tokyo | Novak Djokovic vs. Kei Nishikori |
| 28/07/2021 | Olympics - Tokyo | Ilya Ivashka vs. Kei Nishikori |
| 26/07/2021 | Olympics - Tokyo | Marcos Giron vs. Kei Nishikori |
| 24/07/2021 | Olympics - Tokyo | Kei Nishikori vs. Andrey Rublev |
| 01/07/2021 | Wimbledon - London | Kei Nishikori vs. Jordan Thompson |
| 28/06/2021 | Wimbledon - London | Kei Nishikori vs. Alexei Popyrin |
| 16/06/2021 | Noventi Open - Halle | Kei Nishikori vs. Sebastian Korda |
| 15/06/2021 | Noventi Open - Halle | Ricardas Berankis vs. Kei Nishikori |
| 06/06/2021 | French Open - Paris | Alexander Zverev vs. Kei Nishikori |
| 04/06/2021 | French Open - Paris | Kei Nishikori vs. Henri Laaksonen |
| 31/05/2021 | French Open - Paris | Karen Khachanov vs. Kei Nishikori |
| 30/05/2021 | French Open - Paris | Kei Nishikori vs. Alessandro Giannessi |
| 13/05/2021 | Internazionali BNL d'Italia - Rome | Alexander Zverev vs. Kei Nishikori |
| 11/05/2021 | Internazionali BNL d'Italia - Rome | Kei Nishikori vs. Pablo Carreno-Busta |
| 09/05/2021 | Internazionali BNL d'Italia - Rome | Kei Nishikori vs. Fabio Fognini |
| 05/05/2021 | Mutua Madrid Open - Madrid | Kei Nishikori vs. Alexander Zverev |
| 03/05/2021 | Mutua Madrid Open - Madrid | Karen Khachanov vs. Kei Nishikori |
| 22/04/2021 | Barcelona Open Banc Sabadell - Barcelona | Rafael Nadal vs. Kei Nishikori |
| 21/04/2021 | Barcelona Open Banc Sabadell - Barcelona | Kei Nishikori vs. Cristian Garin |