H2H data updated: 2026-09-13 00:00 UTC

Alison Riske-Amritraj vs Hiroko Kuwata H2H: 0-1

Hiroko Kuwata holds a 1–0 lead over Alison Riske-Amritraj in their WTA head-to-head. Across 1 main-draw meeting, Hiroko Kuwata leads 1–0 on hard courts. Most recently, Hiroko Kuwata won the 2014 Washington Open round of 32 6-0 7-5.

United States Age 36 Right-Handed 175 cm / 5'9"
H2H
0 1
1 main-draw meetings
Japan Age 35 Right-Handed

H2H Match Log

PlayerScorePlayerMatch DataDateRoundTournamentCategorySurface
Hiroko Kuwata #200 6-0 7-5 Alison Riske-Amritraj #46 Match data Jul 28, 2014 R32 Washington Open International modern equivalent WTA 250 Hard

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.

Career Comparison

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
Alison Riske-Amritraj #1,157 #18 2,360 1,860 189 202 48.3% 0 0 0 0 3 3
Hiroko Kuwata #498 #150 377 1,523 1 8 11.1% 0 0 0 0 0 0

Career Progression by Age

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 Alison Riske-Amritraj Hiroko Kuwata
YrW-LWin %RankEloGSTitles YrW-LWin %RankEloGSTitles
19 2010 4–4 50.0% #115 1,554 0 0
20 2011 3–8 27.3% #136 1,528 0 0
21 2012 0–4 0.0% #180 1,487 0 0
22 2013 11–6 64.7% #57 1,641 0 0
23 2014 24–22 52.2% #43 1,712 0 1 2014 1–2 33.3% #190 1,506 0 0
24 2015 15–24 38.5% #97 1,602 0 1 2015 0–1 0.0% #183 1,489 0 0
25 2016 23–19 54.8% #39 1,740 0 1 2016 0–3 0.0% #201 1,426 0 0
26 2017 19–24 44.2% #70 1,641 0 1
27 2018 17–16 51.5% #62 1,626 0 1 2018 0–1 0.0% #272 1,398 0 0
28 2019 26–22 54.2% #18 1,805 0 2 2019 0–1 0.0% #337 1,386 0 0
29 2020 6–8 42.9% #26 1,745 0 2
30 2021 16–16 50.0% #51 1,766 0 3
31 2022 25–21 54.3% #41 1,732 0 3
32 2023 0–8 0.0% #659 1,602 0 3

Surface Results by Age

Seasons are aligned by the age each player spent most of that calendar year. Results cover completed main-draw matches. Bold green marks the higher win percentage when both players have at least 5 matches on that surface at the aligned age.

Age Alison Riske-Amritraj Hiroko Kuwata
Yr HardClayGrass Yr HardClayGrass
W L M Win % W L M Win % W L M Win % W L M Win % W L M Win % W L M Win %
19 2010 0 1 1 0.0% 0 1 1 0.0% 4 2 6 66.7%
20 2011 0 5 5 0.0% 0 1 1 0.0% 3 2 5 60.0%
21 2012 0 3 3 0.0% 0 1 1 0.0%
22 2013 5 4 9 55.6% 6 2 8 75.0%
23 2014 17 14 31 54.8% 3 5 8 37.5% 4 3 7 57.1% 2014 1 2 3 33.3%
24 2015 9 15 24 37.5% 2 5 7 28.6% 4 4 8 50.0% 2015 0 1 1 0.0%
25 2016 17 11 28 60.7% 2 6 8 25.0% 4 2 6 66.7% 2016 0 3 3 0.0%
26 2017 9 14 23 39.1% 5 6 11 45.5% 5 4 9 55.6%
27 2018 8 10 18 44.4% 4 3 7 57.1% 5 3 8 62.5% 2018 0 1 1 0.0%
28 2019 17 16 33 51.5% 0 4 4 0.0% 9 2 11 81.8% 2019 0 1 1 0.0%
29 2020 6 6 12 50.0% 0 2 2 0.0%
30 2021 14 11 25 56.0% 0 2 2 0.0% 2 3 5 40.0%
31 2022 17 14 31 54.8% 2 3 5 40.0% 6 4 10 60.0%
32 2023 0 5 5 0.0% 0 1 1 0.0% 0 2 2 0.0%
Career 119 129 248 48.0% 18 39 57 31.6% 52 34 86 60.5% 1 7 8 12.5% 0 1 1 0.0%

Performance Progression by Age

Seasons are aligned by the age each player spent most of that calendar year. Detailed serve and return statistics available for 369/392 of Alison Riske-Amritraj's and 7/8 of Hiroko Kuwata's main draw matches. Sample is shown as matches with detailed serve and return statistics / total main draw matches. Bold green marks the stronger value when both stat samples contain at least 5 matches; lower is better for DFs/M.

Age Alison Riske-Amritraj Hiroko Kuwata
Yr Sample Aces/M DFs/M 1st Sv% 1st Pts% 2nd Pts% BP Saved% BP Conv% Svc Pts% Ret Pts% Yr Sample Aces/M DFs/M 1st Sv% 1st Pts% 2nd Pts% BP Saved% BP Conv% Svc Pts% Ret Pts%
19 2010 8/8 2.6 3.9 71.0% 64.5% 45.1% 56.1% 47.4% 58.8% 36.7% —/—
20 2011 11/11 2.9 4.1 66.3% 58.6% 44.6% 49.0% 39.3% 53.7% 36.5% —/—
21 2012 4/4 1.0 3.5 67.5% 55.7% 43.0% 48.0% 49.7% 51.5% 39.7% —/—
22 2013 17/17 1.8 3.5 67.6% 66.5% 51.0% 58.2% 53.9% 61.5% 43.2% —/—
23 2014 38/46 2.6 4.8 64.2% 64.1% 42.9% 56.1% 48.7% 56.5% 43.5% 2014 3/3 0.0 2.0 60.3% 55.8% 44.3% 48.9% 46.8% 51.8% 49.2%
24 2015 34/39 1.5 3.6 70.0% 59.7% 52.0% 48.2% 37.9% 57.4% 40.3% —/—
25 2016 40/43 1.5 4.0 66.6% 63.8% 46.0% 52.4% 43.0% 58.2% 45.0% 2016 2/3 2.0 4.5 62.7% 57.6% 35.7% 50.3% 71.4% 49.4% 42.1%
26 2017 42/43 1.2 3.3 68.0% 62.0% 43.7% 51.2% 44.2% 56.0% 42.4% —/—
27 2018 32/33 2.0 4.2 66.1% 63.1% 48.5% 52.7% 45.7% 58.2% 45.3% 2018 1/1 2.0 2.0 57.3% 51.2% 53.1% 54.5% 42.9% 52.0% 40.5%
28 2019 48/48 2.3 4.1 66.3% 62.9% 47.4% 52.0% 45.7% 57.7% 43.1% 2019 1/1 0.0 2.0 62.5% 36.7% 22.2% 0.0% 50.0% 31.3% 47.5%
29 2020 14/14 2.6 6.2 64.4% 64.6% 45.0% 55.3% 55.6% 57.6% 44.1% —/—
30 2021 29/32 2.3 4.1 66.0% 62.3% 46.1% 52.8% 50.3% 56.8% 44.1% —/—
31 2022 44/46 2.1 2.7 66.8% 63.2% 49.8% 50.8% 44.1% 58.6% 42.7% —/—
32 2023 8/8 1.1 3.8 65.6% 57.1% 39.0% 41.9% 52.2% 50.8% 34.2% —/—
Career 369/392 2.0 3.9 66.8% 62.7% 46.8% 52.2% 45.8% 57.4% 42.7% 7/9 0.9 2.7 60.9% 52.9% 40.0% 43.1% 53.7% 48.2% 45.7%

Advanced Statistics Comparison by Age

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 Alison Riske-Amritraj Hiroko Kuwata
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
19 2010 1555 111.2 +1.84 -2.58 0.891 48.4% +148 47.6% -0.05 3–2 (60%) 1–2 (33%) 101.6 -0.48
20 2011 1529 104.5 -0.76 -3.92 0.787 45.3% -61 +195 30.8% -1.46 2–2 (50%) 0–1 -0.54
21 2012 1488 105.5 -0.75 -1.19 0.819 45.5% -48 20.0% -1.50 0–2 0–1 -0.29
22 2013 1641 130.7 +2.70 -0.60 1.122 52.3% -106 +142 62.5% +0.75 3–5 (38%) 1–1 +0.38
23 2014 1712 132.8 +0.21 -0.06 1.000 49.9% -36 -193 +87 52.0% +0.24 4–6 (40%) 8–5 (62%) 101.2 +0.46 2014 1506 111.0 -1.61 +0.78 1.021 50.6% +17 42.9% +0.57 0–1 0–1 -0.34
24 2015 1603 124.5 -0.32 -1.07 0.947 48.9% -8 -94 +139 40.2% -0.55 4–9 (31%) 2–6 (25%) 90.8 -1.44 2015 1490 99.7 33.3% -0.33 0–1 +0.13
25 2016 1741 129.3 +1.19 +1.21 1.075 51.5% +6 -229 +1 54.0% +0.29 8–10 (44%) 5–11 (31%) 94.1 -0.28 2016 1427 94.8 -0.09 +0.18 0.830 45.7% +5 14.3% -2.57 0–1 0–1 +0.04
26 2017 1642 129.3 +0.27 -0.29 0.966 49.2% -18 -76 +133 45.5% -0.33 6–7 (46%) 7–4 (64%) 102.8 -2.21 2017 1420 96.2
27 2018 1626 131.0 +1.17 +1.53 1.083 51.5% -55 -21 +173 51.9% +0.31 5–10 (33%) 5–8 (38%) 96.8 -0.45 2018 1398 97.2 -1.37 -2.40 0.845 46.3% 0.0% -2.50 +0.19
28 2019 1806 145.4 +1.26 +1.59 1.017 50.2% -57 -289 +135 50.4% +0.04 14–9 (61%) 9–9 (50%) 104.5 -1.98 2019 1387 91.9 -2.62 -1.60 0.690 40.2% 0.0% -3.00 +0.04
29 2020 1745 135.6 -0.19 +1.24 1.039 50.8% +5 48.6% +0.06 2–5 (29%) 3–5 (38%) 96.3 0.00
30 2021 1767 130.1 +0.04 +0.89 1.022 50.4% +21 +165 51.4% -0.01 4–6 (40%) 3–2 (60%) 96.5 +0.58
31 2022 1732 137.6 +1.42 +0.41 1.033 50.6% +25 -253 +159 49.5% +0.03 9–6 (60%) 5–6 (45%) 101.9 +0.60
32 2023 1603 111.8 -2.22 -2.80 0.696 42.6% +41 22.2% -1.89 0–4 (0%) 0–3 (0%) -0.21
33 2024 1376
34 2025 1365 95.9
35 2026 1318 95.5
Career 1860 137.7 +0.67 +0.22 1.002 50.0% -17 -149 +135 48.5% -0.06 64–83 (44%) 49–64 (43%) 93.8 -1.51 1523 94.2 -1.29 -0.19 0.882 47.1% +11 23.8% -1.24 0–3 (0%) 0–2 +0.67

Career Rivalries

Each player's five most-played main-draw opponents. The current matchup is highlighted when it appears in a player's top five.