Includes finals, playoffs and exhibition games, so totals run higher than regular-season figures.
| Season | |||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2026 Wta tourJapan | 4 | 2 | 4 | 5 | 38 | 43 | 0 | 0 | 4 | 79 | 52 | 26 | 11 | 8 | 17 | 22 | 86 | 37 | 2 | 13 | 140 |
| 2025 Wta tourJapan | 1 | 0 | 1 | 2 | 9 | 15 | 0 | 3 | 4 | 81 | 52 | 25 | 11 | 12 | 8 | 16 | 68 | 31 | 5 | 9 | 114 |
| 2024 Wta tourJapan | 3 | 1 | 2 | 4 | 22 | 33 | 1 | 7 | 3 | 168 | 110 | 69 | 33 | 28 | 8 | 17 | 156 | 46 | 2 | 6 | 249 |
| 2022 Wta tourJapan | 1 | 0 | 0 | 2 | 7 | 12 | 0 | 0 | 3 | 60 | 36 | 22 | 13 | 9 | 2 | 5 | 68 | 23 | 1 | 5 | 112 |
| Career4 seasons | 9 | 3 | 7 | 13 | 76 | 103 | 1 | 10 | 14 | 388 | 250 | 142 | 68 | 57 | 35 | 60 | 378 | 137 | 10 | 33 | 615 |
| Game | ||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Chennai Open: Round 1 @ Jeline VandrommeL 0-2 3 Nov | 0 | 0 | 2 | 6 | 13 | 0 | – | – | – | – | – | – | – | – | – | – | – | – | – | – |
| Chennai Open: Qualifying Final v Momoko KoboriW 2-1 1 Nov | 1 | 2 | 1 | 15 | 12 | 0 | – | – | – | – | – | – | – | – | – | – | – | – | – | – |
| Chennai Open: Qualifying 1st Round v Diya Ramesh RameshW 2-0 31 Oct | 1 | 2 | 0 | 12 | 6 | 0 | – | – | – | – | – | – | – | – | – | – | – | – | – | – |
| Singapore: Round of 32 v Leylah FernandezL 0-2 21 Sept | 0 | 0 | 2 | 5 | 12 | 0 | 0 | 4 | 79 | 52 | 26 | 11 | 8 | 17 | 22 | 86 | 37 | 2 | 13 | 140 |
| Split | |||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| HomeHome or away · won 2 of 2 | 2 | 1.0 | 2.0 | 0.5 | 13.5 | 9.0 | 0.0 | – | – | – | – | – | – | – | – | – | – | – | – | – | – |
| AwayHome or away · won 0 of 1 | 1 | 0.0 | 0.0 | 2.0 | 6.0 | 13.0 | 0.0 | – | – | – | – | – | – | – | – | – | – | – | – | – | – |
| LossesResult | 6 | 0.0 | 0.2 | 2.0 | 6.0 | 12.7 | 0.0 | 1.2 | 2.2 | 53.7 | 34.8 | 18.5 | 8.2 | 7.7 | 5.5 | 9.5 | 51.3 | 18.7 | 1.3 | 4.5 | 85.3 |
| WinsResult | 3 | 1.0 | 2.0 | 0.3 | 13.3 | 9.0 | 0.3 | 1.0 | 0.3 | 22.0 | 13.7 | 10.3 | 6.3 | 3.7 | 0.7 | 1.0 | 23.3 | 8.3 | 0.7 | 2.0 | 34.3 |
| Regular seasonStage · won 1 of 7 | 7 | 0.1 | 0.4 | 1.7 | 7.0 | 12.1 | 0.1 | 1.4 | 2.0 | 55.4 | 35.7 | 20.3 | 9.7 | 8.1 | 5.0 | 8.6 | 54.0 | 19.6 | 1.4 | 4.7 | 87.9 |
| FinalsStage · won 2 of 2 | 2 | 1.0 | 2.0 | 0.5 | 13.5 | 9.0 | 0.0 | – | – | – | – | – | – | – | – | – | – | – | – | – | – |
| Ajla TomljanovicOpponent · won 0 of 1 | 1 | 0.0 | 1.0 | 2.0 | 9.0 | 15.0 | 0.0 | 3.0 | 4.0 | 81.0 | 52.0 | 25.0 | 11.0 | 12.0 | 8.0 | 16.0 | 68.0 | 31.0 | 5.0 | 9.0 | 114 |
| Diana ShnaiderOpponent · won 0 of 1 | 1 | 0.0 | 0.0 | 2.0 | 6.0 | 12.0 | 0.0 | 2.0 | 0.0 | 59.0 | 40.0 | 24.0 | 10.0 | 9.0 | 4.0 | 7.0 | 49.0 | 13.0 | 0.0 | 0.0 | 77.0 |
| Diya Ramesh RameshOpponent · won 1 of 1 | 1 | 1.0 | 2.0 | 0.0 | 12.0 | 6.0 | 0.0 | – | – | – | – | – | – | – | – | – | – | – | – | – | – |
| Hailey BaptisteOpponent · won 1 of 1 | 1 | 1.0 | 2.0 | 0.0 | 13.0 | 9.0 | 1.0 | 3.0 | 1.0 | 66.0 | 41.0 | 31.0 | 19.0 | 11.0 | 2.0 | 3.0 | 70.0 | 25.0 | 2.0 | 6.0 | 103 |
| Jeline VandrommeOpponent · won 0 of 1 | 1 | 0.0 | 0.0 | 2.0 | 6.0 | 13.0 | 0.0 | – | – | – | – | – | – | – | – | – | – | – | – | – | – |
| Katie BoulterOpponent · won 0 of 1 | 1 | 0.0 | 0.0 | 2.0 | 3.0 | 12.0 | 0.0 | 2.0 | 2.0 | 43.0 | 29.0 | 14.0 | 4.0 | 8.0 | 2.0 | 7.0 | 37.0 | 8.0 | 0.0 | 0.0 | 69.0 |
| Leylah FernandezOpponent · won 0 of 1 | 1 | 0.0 | 0.0 | 2.0 | 5.0 | 12.0 | 0.0 | 0.0 | 4.0 | 79.0 | 52.0 | 26.0 | 11.0 | 8.0 | 17.0 | 22.0 | 86.0 | 37.0 | 2.0 | 13.0 | 140 |
| Momoko KoboriOpponent · won 1 of 1 | 1 | 1.0 | 2.0 | 1.0 | 15.0 | 12.0 | 0.0 | – | – | – | – | – | – | – | – | – | – | – | – | – | – |
| Nadia PodoroskaOpponent · won 0 of 1 | 1 | 0.0 | 0.0 | 2.0 | 7.0 | 12.0 | 0.0 | 0.0 | 3.0 | 60.0 | 36.0 | 22.0 | 13.0 | 9.0 | 2.0 | 5.0 | 68.0 | 23.0 | 1.0 | 5.0 | 112 |
| HardGround · won 1 of 5 | 5 | 0.2 | 0.4 | 1.6 | 6.8 | 11.4 | 0.2 | 1.4 | 2.0 | 61.4 | 39.6 | 23.4 | 11.4 | 9.0 | 5.4 | 8.8 | 62.0 | 21.2 | 1.0 | 4.8 | 100 |
| Centre CourtGround · won 1 of 1 | 1 | 1.0 | 2.0 | 1.0 | 15.0 | 12.0 | 0.0 | – | – | – | – | – | – | – | – | – | – | – | – | – | – |
| ClayGround · won 0 of 1 | 1 | 0.0 | 1.0 | 2.0 | 9.0 | 15.0 | 0.0 | 3.0 | 4.0 | 81.0 | 52.0 | 25.0 | 11.0 | 12.0 | 8.0 | 16.0 | 68.0 | 31.0 | 5.0 | 9.0 | 114 |
| Court 1Ground · won 1 of 1 | 1 | 1.0 | 2.0 | 0.0 | 12.0 | 6.0 | 0.0 | – | – | – | – | – | – | – | – | – | – | – | – | – | – |
| Court 2Ground · won 0 of 1 | 1 | 0.0 | 0.0 | 2.0 | 6.0 | 13.0 | 0.0 | – | – | – | – | – | – | – | – | – | – | – | – | – | – |
Wins-losses for Okamura. Tap a rival for the full head to head.
Stats from official league and public sports feeds. Updated hourly. Tennis history by Jeff Sackmann / Tennis Abstract (CC BY-NC-SA 4.0).