- Tournament: N/A
- Round: N/A
- Opponent: N/A
- DOB: 1989-12-29
- Birthplace: Japan
- Height: 70.0 cm
- Weight: 161.0 kg
- Plays: R
- Current World Rank: 64
- Hard: 269-140
- Clay: 105-49
- Grass: 37-28
| Tournament | Date | Sets | Round | Winner | Loser |
|---|---|---|---|---|---|
| Mutua Madrid Open | Apr 26, 2025 | 6-1, 6-4 | Second Round | Denis Shapovalov | Kei Nishikori |
| Mutua Madrid Open | Apr 24, 2025 | 6-4, 3-6, 6-3 | First Round | Kei Nishikori | Aleksandar Vukic |
| Fayez Sarofim & Co. U.S. Men's Clay Court Championship | Apr 3, 2025 | 6-1 | Second Round | Christopher Eubanks | Kei Nishikori |
| Fayez Sarofim & Co. U.S. Men's Clay Court Championship | Apr 1, 2025 | 6-4, 6-2 | First Round | Kei Nishikori | Mitchell Krueger |
| BNP Paribas Open | Mar 7, 2025 | 6-4, 6-3 | Second Round | Ugo Humbert | Kei Nishikori |
| BNP Paribas Open | Mar 5, 2025 | 6-2, 5-7, 7-6 (7-3) | First Round | Kei Nishikori | Jaume Munar |
| Delray Beach Open | Feb 11, 2025 | 7-6 (7-4), 4-6, 7-5 | First Round | Mackenzie McDonald | Kei Nishikori |
| Dallas Open | Feb 5, 2025 | 6-2, 6-2 | First Round | Tomas Machac | Kei Nishikori |
| Australian Open | Jan 15, 2025 | 6-7 (3-7), 6-0, 6-3, 6-1 | Second Round | Tommy Paul | Kei Nishikori |
| Australian Open | Jan 11, 2025 | 4-6, 6-7 (4-7), 7-5, 6-2, 6-3 | First Round | Kei Nishikori | Thiago Monteiro |
| Tournament | Date | Sets | Round | Winner | Loser |
|---|---|---|---|---|---|
| Mutua Madrid Open | Apr 26, 2025 | 6-1, 6-4 | Second Round | Denis Shapovalov | Kei Nishikori |
| Mutua Madrid Open | Apr 24, 2025 | 6-4, 3-6, 6-3 | First Round | Kei Nishikori | Aleksandar Vukic |
| Mutua Madrid Open | May 11, 2014 | 2-6, 6-4, 3-0 | Finals | Rafael Nadal | Kei Nishikori |
| Mutua Madrid Open | May 10, 2014 | 7-6 (7-5), 5-7, 6-3 | Semi Finals | Kei Nishikori | David Ferrer |
| Mutua Madrid Open | May 9, 2014 | 6-4, 6-4 | Quarter Finals | Kei Nishikori | Feliciano Lopez |
| Mutua Madrid Open | May 8, 2014 | 7-6 (7-5), 7-6 (7-5) | Third Round | Kei Nishikori | Milos Raonic |
| Mutua Madrid Open | May 6, 2014 | 6-3, 6-1 | Second Round | Kei Nishikori | Guillermo Garcia-Lopez |
| Mutua Madrid Open | May 5, 2014 | 6-4, 6-4 | First Round | Kei Nishikori | Ivan Dodig |
| Mutua Madrid Open | May 10, 2013 | 6-3, 7-5 | Quarter Finals | Pablo Andujar | Kei Nishikori |
| Mutua Madrid Open | May 9, 2013 | 6-4, 1-6, 6-2 | Third Round | Kei Nishikori | Roger Federer |
