H2H data updated: 2026-10-28 00:00 UTC
Compare the head-to-head record, career totals, season-by-season performance, and match log for Kyoka Okamura vs Sayaka Ishii.
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| Player | Score | Player | Match Data | Date | Round | Tournament | Category | Surface |
|---|---|---|---|---|---|---|---|---|
| Sayaka Ishii | 6-4 6-3 | Kyoka Okamura | Match data | Oct 24, 2026 | Q1 | Pan Pacific Open | WTA 500 | Hard |
1 qualifying meeting shown in the table; qualifying is excluded from the H2H score. Arrows show an edition's recorded category and documented modern equivalent; unresolved editions keep their recorded category. Asterisked totals include editions mapped from documented historical predecessor categories. Mapping details.
| Player | Current | Peak | Pts | Elo | W | L | Win % | GS | 1000 including documented historical predecessor categories | Finals | 500 including documented historical predecessor categories | 250 including documented historical predecessor categories | Titles |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Kyoka Okamura | #241 | #178 | 392 | 1,647 | 1 | 5 | 16.7% | 0 | 0 | 0 | 0 | 0 | 0 |
| Sayaka Ishii | — | #188 | 376 | 1,580 | 2 | 3 | 40.0% | 0 | 0 | 0 | 0 | 0 | 0 |
Seasons are aligned by the age each player spent most of that calendar year. GS and Titles are cumulative career totals through that season.
| Age | Kyoka Okamura | Sayaka Ishii | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Yr | W-L | Win % | Rank | Elo | GS | Titles | Yr | W-L | Win % | Rank | Elo | GS | Titles | |
| 18 | — | — | — | — | — | — | — | 2024 | 2–2 | 50.0% | #196 | 1,571 | 0 | 0 |
| 19 | — | — | — | — | — | — | — | 2025 | 0–1 | 0.0% | #398 | 1,565 | 0 | 0 |
| 26 | 2022 | 0–1 | 0.0% | #273 | 1,495 | 0 | 0 | — | — | — | — | — | — | — |
| 28 | 2024 | 1–2 | 33.3% | #224 | 1,530 | 0 | 0 | — | — | — | — | — | — | — |
| 29 | 2025 | 0–1 | 0.0% | #266 | 1,552 | 0 | 0 | — | — | — | — | — | — | — |
| 30 | 2026 | 0–1 | 0.0% | #241 | 1,600 | 0 | 0 | — | — | — | — | — | — | — |
Seasons are aligned by the age each player spent most of that calendar year. Metrics use eligible main-draw results; point statistics use matches with detailed data. Bold green marks the stronger value when both underlying samples are sufficient. Lower is better for Schedule because a negative value means a tougher schedule. Career Schedule is normalized per 100 matches.
| Age | Kyoka Okamura | Sayaka Ishii | ||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Yr | Elo | P+ | Serve+ | Return+ | PD | TPW% | Hard Elo | Clay Elo | Grass Elo | Set Win % | Set Margin | Dec. Set | Tiebreak | Pressure+ | Schedule | Yr | Elo | P+ | Serve+ | Return+ | PD | TPW% | Hard Elo | Clay Elo | Grass Elo | Set Win % | Set Margin | Dec. Set | Tiebreak | Pressure+ | Schedule | |
| 16 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2022 | 1480 | 95.5 | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 17 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2023 | 1472 | 99.9 | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 18 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2024 | 1572 | 119.4 | +0.69 | +1.59 | 1.162 | 53.4% | +18 | — | — | 62.5% | +1.50 | 1–1 | 1–1 | — | +0.19 |
| 19 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2025 | 1566 | 99.7 | +0.48 | +0.58 | 0.508 | 35.7% | — | — | — | 0.0% | -4.50 | — | — | — | -0.08 |
| 20 | 2016 | 1473 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2026 | 1527 | 107.5 | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 21 | 2017 | 1461 | 100.1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 23 | 2019 | 1483 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 24 | 2020 | 1505 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 25 | 2021 | 1476 | 95.4 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 26 | 2022 | 1495 | 105.9 | +0.05 | +0.03 | 0.812 | 45.3% | — | — | — | 0.0% | -2.50 | — | — | — | +0.01 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 27 | 2023 | 1464 | 97.2 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 28 | 2024 | 1531 | 119.8 | -0.18 | -0.80 | 0.672 | 43.7% | +13 | — | — | 33.3% | -1.83 | — | 1–0 | — | -0.24 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 29 | 2025 | 1553 | 103.2 | -0.98 | -0.98 | 0.821 | 45.0% | — | — | — | 33.3% | -2.00 | 0–1 | — | — | -0.10 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 30 | 2026 | 1600 | 107.7 | -1.49 | +1.95 | 0.809 | 44.9% | — | — | — | 0.0% | -3.50 | — | — | — | -0.04 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| Career | — | 1648 | 110.4 | -0.49 | -0.23 | 0.750 | 44.4% | +13 | — | — | 23.1% | -2.23 | 0–1 | 1–0 | — | -6.17 | — | 1580 | 111.3 | +0.64 | +1.34 | 0.955 | 48.9% | +18 | — | — | 50.0% | +0.30 | 1–1 | 1–1 | — | +2.75 |
Each player's five most-played main-draw opponents. The current matchup is highlighted when it appears in a player's top five.
| Opponent | W | L | M | Last Played | H2H |
|---|---|---|---|---|---|
| Leylah Fernandez | 0 | 1 | 1 | Sep 21, 2026 | H2H |
| Ajla Tomljanovic | 0 | 1 | 1 | Mar 31, 2025 | H2H |
| Diana Shnaider | 0 | 1 | 1 | Oct 31, 2024 | H2H |
| Katie Boulter | 0 | 1 | 1 | Oct 25, 2024 | H2H |
| Hailey Baptiste | 1 | 0 | 1 | Oct 24, 2024 | H2H |
| Opponent | W | L | M | Last Played | H2H |
|---|---|---|---|---|---|
| Emma Raducanu | 0 | 1 | 1 | Mar 19, 2025 | H2H |
| Diana Shnaider | 0 | 1 | 1 | Oct 26, 2024 | H2H |
| Zeynep Sonmez | 1 | 0 | 1 | Oct 25, 2024 | H2H |
| Sara Saito | 1 | 0 | 1 | Oct 24, 2024 | H2H |
| Katerina Siniakova | 0 | 1 | 1 | Aug 21, 2024 | H2H |