WTA #1339 · Japan · 20 years
| Season | Type | Rank | Titles | W-L | Hard | Clay | Grass |
|---|---|---|---|---|---|---|---|
| 2025 | Singles | 1355 | 0 | 6-9 | 6-9 | - | - |
| 2025 | Doubles | - | 0 | 1-6 | 1-6 | - | - |
| 2024 | Singles | - | 0 | 1-9 | 1-9 | - | - |
| 2024 | Doubles | - | 0 | 3-5 | 3-5 | - | - |
| 2023 | Singles | - | 0 | 0-5 | 0-4 | - | 0-1 |
| 2023 | Doubles | - | 0 | 2-5 | 2-5 | - | - |
| 4 | Doubles | 4 | 4 | 4-4 | 4-4 | 4-4 | 4-4 |
| 3 | Singles | 3 | 3 | 3-3 | 3-3 | 3-3 | 3-3 |
| 3 | Doubles | 3 | 3 | 3-3 | 3-3 | 3-3 | 3-3 |
| 2 | Singles | 2 | 2 | 2-2 | 2-2 | 2-2 | 2-2 |
| 2 | Doubles | 2 | 2 | 2-2 | 2-2 | 2-2 | 2-2 |
| 1 | Singles | 1 | 1 | 1-1 | 1-1 | 1-1 | 1-1 |
| 1 | Doubles | 1 | 1 | 1-1 | 1-1 | 1-1 | 1-1 |
| Singles | - | 0 | - | - | - | - | |
| 0 | Singles | 0 | 0 | 0-0 | 0-0 | 0-0 | 0-0 |
| Doubles | - | 0 | - | - | - | - | |
| 0 | Doubles | 0 | 0 | 0-0 | 0-0 | 0-0 | 0-0 |
Honori Koyama (from Japan, aged 20).