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

Hu Na vs Yoko Kobayashi H2H: 1-0

Hu Na holds a 1–0 lead over Yoko Kobayashi in their WTA head-to-head. They have met 1 times in main draws. Most recently, Hu Na won the 1980 Kyoto round of 32 7-5 7-6.

USA Age 63 173 cm / 5'8"
H2H
1 0
1 main-draw meetings

H2H Match Log

PlayerScorePlayerMatch DataDateRoundTournamentCategorySurface
Hu Na 7-5 7-6 Yoko Kobayashi Match data Nov 15, 1980* R32 Kyoto WTA 250

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
Hu Na 1,702 60 94 39.0% 0 0 0 0 0 0
Yoko Kobayashi 1,500 0 2 0.0% 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.

Hu Na Yoko Kobayashi
YrW-LWin %RankEloGSTitles YrW-LWin %RankEloGSTitles
1980 2–3 40.0% 1,504 0 0 1980 0–2 0.0% 1,474 0 0
1981 0–1 0.0% 1,497 0 0
1983 1–3 25.0% 1,482 0 0
1985 6–9 40.0% 1,537 0 0
1986 11–16 40.7% 1,575 0 0
1987 17–18 48.6% 1,654 0 0
1988 8–18 30.8% 1,584 0 0
1989 8–13 38.1% 1,577 0 0
1990 7–12 36.8% 1,560 0 0
1991 0–1 0.0% 1,541 0 0

Surface Results by Career Season

Rows are aligned in career order because complete birth data is unavailable. 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.

Hu Na Yoko Kobayashi
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 %
1980 0 1 1 0.0% 1 1 2 50.0% 1980 0 1 1 0.0%
1981 0 1 1 0.0%
1983 1 3 4 25.0%
1985 3 4 7 42.9% 3 5 8 37.5%
1986 4 7 11 36.4% 1 2 3 33.3% 2 3 5 40.0% 4 4 8 50.0%
1987 8 6 14 57.1% 2 2 4 50.0% 4 5 9 44.4% 3 5 8 37.5%
1988 7 10 17 41.2% 1 4 5 20.0% 0 3 3 0.0% 0 1 1 0.0%
1989 3 7 10 30.0% 1 3 4 25.0% 4 3 7 57.1%
1990 3 6 9 33.3% 1 2 3 33.3% 3 3 6 50.0% 0 1 1 0.0%
1991 0 1 1 0.0%
Career 29 46 75 38.7% 7 14 21 33.3% 16 22 38 42.1% 7 11 18 38.9% Career 0 1 1 0.0%

Advanced Statistics Comparison by Career Season

Rows are aligned in career order because complete birth data is unavailable. 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.

Hu Na Yoko Kobayashi
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
1980 1505 99.5 40.0% -1.30 2–0 -0.20 1980 1475 94.0 0.0% -2.75 0–1 -0.01
1981 1497 94.9 0.0% -3.00 -0.01
1983 1482 102.7 +55 25.0% -1.13 +0.33
1985 1537 120.9 +34 +34 43.8% -0.75 0–2 0–2 +0.41
1986 1575 112.6 +7 -17 -5 42.2% -0.55 5–5 (50%) 6–2 (75%) 104.9 +2.38
1987 1654 129.6 -11 -85 -57 49.4% +0.18 6–7 (46%) 2–6 (25%) 98.9 +0.05
1988 1584 122.3 +26 -52 -39 36.7% -0.90 2–6 (25%) 3–3 (50%) 96.3 -0.71
1989 1578 119.6 -34 -61 +49 39.6% -0.33 3–3 (50%) 1–4 (20%) 98.3 +0.32
1990 1561 108.7 -57 -60 +88 41.9% -0.47 1–4 (20%) 2–2 (50%) 96.9 +0.79
1991 1542 98.5 0.0% -2.00 +0.17
Career 1702 122.7 -1 -57 +13 41.8% -0.47 17–27 (39%) 16–19 (46%) 96.9 +2.29 Career 1500 96.7 0.0% -2.75 0–1 -0.50

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.