Level, 1 wins each over 2 singles meetings since 2024. Last meeting on 19/10/2025 at Suzhou Challenger.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 19/10/2025 | Suzhou Challenger | Qualifying 1 | hard | Tajima | 3-6 4-6 |
| 28/05/2024 | M15 Karuizawa | Round 1 | clay | Isomura |
| hard | Tajima 1 - 0 Isomura |
| clay | Tajima 0 - 1 Isomura |
| 2025 | Tajima 1 - 0 Isomura |
| 2024 | Tajima 0 - 1 Isomura |
115 wins, 121 losses since 2021 (48.7%).
Last matches: D V D D V
150 wins, 132 losses since 2021 (53.2%).
Last matches: D D V D D
Level, 1 wins each over 2 singles meetings since 2024.
On 19/10/2025, at Suzhou Challenger (Qualifying 1): Naoki Tajima won 3-6 4-6.