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

Rika Hiraki vs Katrina Adams H2H: 1-0

Rika Hiraki holds a 1–0 lead over Katrina Adams in their WTA head-to-head. Across 1 main-draw meeting, Rika Hiraki leads 1–0 on hard courts. Most recently, Rika Hiraki won the 1992 Oklahoma round of 32 7-6 6-0.

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Rika Hiraki
JPN Age 54 Right-Handed 157 cm / 5'2"
H2H
1 – 0
1 main-draw meetings
Katrina Adams
USA Age 58 Right-Handed 165 cm / 5'5"

H2H Match Log

PlayerScorePlayerMatch DataDateRoundTournamentCategorySurface
Rika Hiraki #97 7-6 6-0 Katrina Adams #84 Match data Feb 20, 1992* R32 Oklahoma Tier IV → modern equivalent WTA 250 Hard

Estimated match date where the exact historical date is unavailable. 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
Rika Hiraki #965 #72 325 1,589 48 93 34.0% 0 0 0 0 0 0
Katrina Adams #625 #67 199 1,607 55 114 32.5% 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 Rika Hiraki Katrina Adams
YrW-LWin %RankEloGSTitles YrW-LWin %RankEloGSTitles
16 1988 0–2 0.0% #305 1,477 0 0 — — — — — — —
18 1990 0–2 0.0% #248 1,451 0 0 1987 1–3 25.0% #167 1,484 0 0
19 1991 8–8 50.0% #105 1,544 0 0 1988 10–15 40.0% #96 1,539 0 0
20 1992 8–15 34.8% #122 1,570 0 0 1989 14–25 35.9% #84 1,573 0 0
21 1993 8–18 30.8% #134 1,550 0 0 1990 1–11 8.3% #256 1,470 0 0
22 1994 2–8 20.0% #187 1,503 0 0 1991 7–7 50.0% #91 1,571 0 0
23 1995 4–7 36.4% #152 1,524 0 0 1992 6–15 28.6% #143 1,537 0 0
24 1996 6–12 33.3% #103 1,510 0 0 1993 4–10 28.6% #184 1,531 0 0
25 1997 9–16 36.0% #93 1,485 0 0 1994 2–7 22.2% #144 1,511 0 0
26 1998 3–4 42.9% #168 1,501 0 0 1995 3–8 27.3% #116 1,507 0 0
27 — — — — — — — 1996 7–10 41.2% #115 1,555 0 0
28 — — — — — — — 1997 0–2 0.0% #278 1,524 0 0
29 2001 0–1 0.0% #339 1,497 0 0 1998 0–1 0.0% #625 1,515 0 0

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 Rika Hiraki Katrina Adams
Yr HardClayGrassCarpet Yr HardClayGrassCarpet
W L M Win % W L M Win % W L M Win % W L M Win % W L M Win % W L M Win % W L M Win % W L M Win %
16 1988 — — — — — — — — — — — — 0 2 2 0.0% — — — — — — — — — — — — — — — — —
18 1990 0 1 1 0.0% — — — — — — — — 0 1 1 0.0% 1987 — — — — 0 2 2 0.0% — — — — 1 1 2 50.0%
19 1991 8 6 14 57.1% 0 1 1 0.0% 0 1 1 0.0% — — — — 1988 6 7 13 46.2% 0 5 5 0.0% 4 3 7 57.1% — — — —
20 1992 4 10 14 28.6% 0 1 1 0.0% 2 1 3 66.7% 2 3 5 40.0% 1989 8 12 20 40.0% 1 4 5 20.0% 3 4 7 42.9% 2 5 7 28.6%
21 1993 4 10 14 28.6% 0 1 1 0.0% 0 2 2 0.0% 4 5 9 44.4% 1990 0 7 7 0.0% — — — — 1 2 3 33.3% 0 2 2 0.0%
22 1994 2 6 8 25.0% — — — — — — — — 0 2 2 0.0% 1991 6 3 9 66.7% 0 1 1 0.0% 1 1 2 50.0% 0 2 2 0.0%
23 1995 1 4 5 20.0% — — — — 1 1 2 50.0% 2 2 4 50.0% 1992 4 5 9 44.4% 0 3 3 0.0% 1 3 4 25.0% 1 4 5 20.0%
24 1996 5 8 13 38.5% 0 1 1 0.0% 1 2 3 33.3% 0 1 1 0.0% 1993 0 4 4 0.0% 2 2 4 50.0% 2 1 3 66.7% 0 3 3 0.0%
25 1997 9 10 19 47.4% 0 2 2 0.0% 0 2 2 0.0% 0 2 2 0.0% 1994 2 3 5 40.0% 0 1 1 0.0% 0 2 2 0.0% 0 1 1 0.0%
26 1998 3 4 7 42.9% — — — — — — — — — — — — 1995 3 3 6 50.0% — — — — 0 2 2 0.0% 0 3 3 0.0%
27 — — — — — — — — — — — — — — — — — 1996 5 4 9 55.6% 0 3 3 0.0% 1 2 3 33.3% 1 1 2 50.0%
28 — — — — — — — — — — — — — — — — — 1997 0 2 2 0.0% — — — — — — — — — — — —
29 2001 — — — — 0 1 1 0.0% — — — — — — — — 1998 0 1 1 0.0% — — — — — — — — — — — —
Career — 36 59 95 37.9% 0 7 7 0.0% 4 9 13 30.8% 8 18 26 30.8% — 34 51 85 40.0% 3 21 24 12.5% 13 20 33 39.4% 5 22 27 18.5%

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 Rika Hiraki Katrina Adams
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 1988 1477 92.5 — — — — — — — 0.0% -4.25 — 0–1 — +0.24 — — — — — — — — — — — — — — — —
18 1990 1451 94.5 — — — — — — — 0.0% -3.25 — 0–1 — +0.44 1987 1485 104.6 — — — — — — — 25.0% -1.25 — — — +0.42
19 1991 1545 126.7 — — — — +44 — — 48.6% 0.00 3–2 (60%) 1–4 (20%) 99.8 +0.95 1988 1540 107.3 — — — — +17 -104 +79 41.1% -0.98 3–3 (50%) 3–1 (75%) 104.1 +0.75
20 1992 1571 120.5 — — — — -4 — +15 34.6% -0.92 4–2 (67%) 1–3 (25%) 102.2 +0.83 1989 1573 119.5 — — — — +5 -143 +43 38.0% -0.89 9–7 (56%) 8–9 (47%) 105.7 +0.11
21 1993 1550 120.0 — — — — +13 — — 32.1% -1.05 2–2 (50%) 2–4 (33%) 98.9 -0.09 1990 1471 103.4 — — — — -8 — +146 21.4% -1.64 0–4 (0%) 0–3 (0%) 92.7 +0.18
22 1994 1503 101.3 — — — — +8 — — 20.0% -2.50 0–2 — — -0.29 1991 1572 124.7 — — — — -6 — — 44.1% -0.76 5–1 (83%) 5–1 (83%) 110.6 +0.43
23 1995 1525 113.7 — — — — -16 — — 41.7% -0.96 0–2 1–0 — -0.64 1992 1538 111.1 — — — — +21 -145 +41 29.5% -1.59 1–3 (25%) 1–2 (33%) 96.5 +0.39
24 1996 1511 111.5 — — — — +3 — +70 36.8% -1.05 2–2 (50%) 1–1 — +0.55 1993 1531 120.1 — — — — -36 -85 +137 35.3% -1.24 2–4 (33%) 3–0 (100%) 102.7 -0.13
25 1997 1485 109.9 — — — — +51 — — 41.2% -0.62 8–10 (44%) 1–4 (20%) 98.1 +1.58 1994 1512 124.6 — — — — +10 — — 30.4% -0.39 2–3 (40%) 1–3 (25%) 100.9 -0.56
26 1998 1501 113.1 — — — — +42 — — 50.0% -0.25 0–2 1–0 — +0.59 1995 1508 111.9 — — — — +22 — — 30.8% -1.54 2–2 (50%) 1–2 (33%) — +0.29
27 — — — — — — — — — — — — — — — — 1996 1555 119.5 — — — — +44 -140 +1 43.9% -0.63 3–4 (43%) 2–0 — -0.18
28 — — — — — — — — — — — — — — — — 1997 1525 99.7 — — — — — — — 0.0% -2.50 — 0–1 — +0.20
29 2001 1497 97.7 — — — — — — — 0.0% -4.50 — — — -0.17 1998 1515 98.9 — — — — — — — 0.0% -4.50 — — — -0.10
Career — 1589 119.5 — — — — +19 — +43 36.8% -0.95 19–24 (44%) 8–18 (31%) 94.7 +2.83 — 1607 121.2 — — — — +9 -122 +69 35.5% -1.08 27–31 (47%) 24–22 (52%) 107.7 +1.07

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.