| Name | R. Saigo |
| Country | Japan |
| DOB | 17.10.2000 |
| Season | Type | Rank | Titles | Won | Lost | Hard Won | Hard Lost | Clay Won | Clay Lost | Grass Won | Grass Lost |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 2022 | doubles | 466 | 1 | 25 | 24 | 4 | 7 | 20 | 16 | 1 | 1 |
| 2021 | doubles | 786 | 1 | 15 | 10 | 15 | 10 | ||||
| 2020 | doubles | 646 | 0 | 0 | 1 | 0 | 1 | ||||
| 2018 | doubles | 874 | 0 | 1 | 1 | 1 | 1 | ||||
| 2022 | singles | 421 | 1 | 27 | 21 | 11 | 8 | 16 | 12 | 0 | 1 |
| 2021 | singles | 831 | 0 | 10 | 13 | 10 | 13 | ||||
| 2020 | singles | 782 | 0 | 0 | 1 | 0 | 1 | ||||
| 2018 | singles | 0 | 1 | 1 | 1 | 1 | |||||
| 2023 | doubles | 323 | 0 | 18 | 18 | 8 | 10 | 6 | 7 | 4 | 1 |
| 2023 | singles | 381 | 0 | 21 | 23 | 15 | 14 | 2 | 7 | 4 | 2 |
| 2024 | doubles | 598 | 1 | 12 | 12 | 12 | 12 | ||||
| 2024 | singles | 410 | 2 | 34 | 24 | 34 | 24 | ||||
| 2025 | singles | 300 | 1 | 40 | 26 | 40 | 26 | ||||
| 2025 | doubles | 886 | 0 | 8 | 8 | 8 | 8 |
| Name | Season | Type | Surface | Prize |
|---|---|---|---|---|
| W25 Danderyd (ITF) | 2022 | doubles | clay | $25,000 |
| W15 Monastir 46 (ITF) | 2021 | doubles | hard | $15,000 |
| W15 Monastir 4 (ITF) | 2024 | doubles | hard | $15,000 |
| W15 Tokyo 2 (ITF) | 2024 | singles | hard | $15,000 |
| W15 Antalya 13 (ITF) | 2022 | singles | clay | $15,000 |
| W35 Nakhon Si Thammarat 3 (ITF) | 2024 | singles | hard | $25,000 |
| W35 Goyang (ITF) | 2025 | singles | hard | $30,000 |
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