Fajing Sun leads 2 to 1 over 3 singles meetings since 2025. Last meeting on 14/08/2026 at Astana Challenger.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 14/08/2026 | Astana Challenger | Quarter-final | hard | Matsuoka | 5-7 4-4 |
| 06/01/2026 | Nonthaburi 1 Challenger | Round 1 | hard | Sun | 2-6 6-2 2-5 |
| 31/10/2025 | M25 Qian Daohu | Quarter-final | hard | Sun | 3-6 6-2 6-0 |
| hard | Sun 2 - 1 Matsuoka |
| 2026 | Sun 1 - 1 Matsuoka |
| 2025 | Sun 1 - 0 Matsuoka |
167 wins, 124 losses since 2021 (57.4%).
Last matches: D V D D V
122 wins, 101 losses since 2021 (54.7%).
Last matches: D D V V D
Fajing Sun leads 2 to 1 over 3 singles meetings since 2025.
On 14/08/2026, at Astana Challenger (Quarter-final): Hayato Matsuoka won 5-7 4-4.