Haruka Kaji leads 3 to 0 over 3 singles meetings since 2024. Last meeting on 26/09/2025 at W100 Incheon.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 26/09/2025 | W100 Incheon | Quarter-final | hard | Kaji | 6-4 6-3 |
| 21/03/2025 | W50 Kofu | Quarter-final | hard | Kaji | 6-2 6-1 |
| 23/05/2024 | W50 Goyang | Round 2 | hard | Kaji | 6-2 4-6 6-1 |
| hard | Kaji 3 - 0 Kuramochi |
| 2025 | Kaji 2 - 0 Kuramochi |
| 2024 | Kaji 1 - 0 Kuramochi |
170 wins, 142 losses since 2021 (54.5%).
Last matches: D D V V D
172 wins, 123 losses since 2021 (58.3%).
Last matches: D V D D V
Haruka Kaji leads 3 to 0 over 3 singles meetings since 2024.
On 26/09/2025, at W100 Incheon (Quarter-final): Haruka Kaji won 6-4 6-3.