MatchPoint

Player profile

Keiichiro Yumiba’s NorCal tennis rating

Keiichiro Yumiba
USTA 4.0 · NorCal league player
3.88
current
▲ +0.54 this season

Other formats · don’t affect your rating above

Combo 3.77Mixed 3.78
USTA4.00
2026
15 matches
4.053.853.66
Jan · 3.68
May · 3.88
Aug 31 · Doubles+0.07
W R. Lobo / S. Hagan
7-5,6-7,1-0 · 2D · with Jophil Nayve
● Won ● Lost · Select a point to see that match.Your whole season is recalculated every night, so earlier points can shift as new results come in.

Current season

15 matches

Published NorCal results in 2026 — 9 scoring, 6 combo or mixed. Combo and mixed don’t affect NTRP ratings.

Aug 31, 2026 · Doubles · 2D · Combo

Won 7-5,6-7,1-0
+0.07

Keiichiro’s side

Keiichiro YumibaCurrently on SAN CARLOS TC/ARGUELLO PK 40MX8.0A
3.77
Jophil Nayve(partner)Currently on FOSTER CITY TC/EDGEWATER PK CM7.5A
3.82

Opponents

Richard LoboCurrently on MILLBRAE RC CM8.5A
3.77
Spencer HaganCurrently on COASTSIDE TA/HALF MOON BAY HS CM7.5A
3.34
Combo rating 3.71 → 3.77Doubles result

Combo results move their own rating, not your NTRP — USTA computes NTRP from adult singles and doubles only.

Jul 29, 2026 · Doubles · Mixed

Lost 7-6,2-6,0-1
−0.09

Keiichiro’s side

Keiichiro YumibaCurrently on SAN CARLOS TC/ARGUELLO PK 40MX8.0A
3.78
Elaine Ikeda(partner)Currently on SAN CARLOS TC/ARGUELLO PK 40MX8.0A
3.65

Opponents

Arunangshu ChakrabartyCurrently on SAN CARLOS TC/ARGUELLO PK CM7.5C
3.91
Sarah SimnettCurrently on COLONY CLUB CW7.5A
3.87
Mixed rating 3.87 → 3.78Doubles result

Mixed results move their own rating, not your NTRP — USTA computes NTRP from adult singles and doubles only.

Apr 9, 2026 · Doubles

Won 6-4,3-6,1-0
+0.10

Keiichiro’s side

Keiichiro YumibaCurrently on SAN CARLOS TC/ARGUELLO PK 40MX8.0A
3.88
Muradan Chhay(partner)Currently on GOLDEN GATEWY CM7.5A
3.65

Opponents

John SantosCurrently on GOLDMAN TC CM8.5C
3.88
Dylan RagozinCurrently on COASTSIDE TA/HALF MOON BAY HS CM8.5A
3.72
Rating 3.82 → 3.92Doubles result

Apr 4, 2026 · Doubles

Lost 4-6,4-6
−0.09

Keiichiro’s side

Keiichiro YumibaCurrently on SAN CARLOS TC/ARGUELLO PK 40MX8.0A
3.88
Edward Wang(partner)Currently on FOSTER CITY TC/EDGEWATER PK 40MX8.0A
3.94

Opponents

James FunkCurrently on PENINSULA TC CM8.5A
3.98
Matt BugnaCurrently on PENINSULA GCC CM7.5A
4.00
Rating 3.91 → 3.82Doubles result

Mar 15, 2026 · Doubles · Mixed

Lost 6-4,2-6,0-1
−0.07

Keiichiro’s side

Keiichiro YumibaCurrently on SAN CARLOS TC/ARGUELLO PK 40MX8.0A
3.78
Ada Hu(partner)Currently on FOSTER CITY TC/EDGEWATER PK CW8.5A
3.74

Opponents

Eric Ciminelli
3.72
Katherine WuCurrently on MOUNTAIN VIEW TC/RENGSTORFF PK CW9.5A
4.69
Mixed rating 3.94 → 3.87Doubles result

Mixed results move their own rating, not your NTRP — USTA computes NTRP from adult singles and doubles only.

Mar 14, 2026 · Doubles · Mixed

Lost 6-7,2-6
−0.03

Keiichiro’s side

Keiichiro YumibaCurrently on SAN CARLOS TC/ARGUELLO PK 40MX8.0A
3.78
Ching Han Ko(partner)Currently on SAN CARLOS TC/ARGUELLO PK 40MX8.0A
3.64

Opponents

Alex YangCurrently on SUNNYVALE MTC CM8.5C
4.39
Haewon KwonCurrently on SANTA CLARA TC/SANTA CLARA TENNIS C CW6.5A-DT
4.11
Mixed rating 3.98 → 3.94Doubles result

Mixed results move their own rating, not your NTRP — USTA computes NTRP from adult singles and doubles only.

Mar 11, 2026 · Doubles

Lost 2-6,5-7
−0.14

Keiichiro’s side

Keiichiro YumibaCurrently on SAN CARLOS TC/ARGUELLO PK 40MX8.0A
3.88
Thomas Oey(partner)Currently on FOSTER CITY TC/EDGEWATER PK 40MX8.0A
3.71

Opponents

John SantosCurrently on GOLDMAN TC CM8.5C
3.88
James LinCurrently on UNION CITY LEISURE S/VETERANS MEM PK CM8.5A
3.91
Rating 4.05 → 3.91Doubles result

Mar 7, 2026 · Doubles · Mixed

Won 6-3,7-6
+0.11

Keiichiro’s side

Keiichiro YumibaCurrently on SAN CARLOS TC/ARGUELLO PK 40MX8.0A
3.78
Elena Rishes(partner)Currently on FOSTER CITY TC/EDGEWATER PK CW8.5A
3.70

Opponents

Christopher WuCurrently on PENINSULA GCC CM7.5A
3.78
Jennifer BugnaCurrently on PENINSULA GCC CW7.5A
3.66
Mixed rating 3.87 → 3.98Doubles result

Mixed results move their own rating, not your NTRP — USTA computes NTRP from adult singles and doubles only.

Feb 25, 2026 · Doubles

Won 6-4,6-3
+0.19

Keiichiro’s side

Keiichiro YumibaCurrently on SAN CARLOS TC/ARGUELLO PK 40MX8.0A
3.88
Jacob Cha(partner)Currently on FOSTER CITY TC/EDGEWATER PK 40MX8.0C
4.01

Opponents

Jonathan Tang
4.11
David HopkinsCurrently on PENINSULA TC CM8.5A
4.05
Rating 3.86 → 4.05Doubles result

Feb 22, 2026 · Doubles

Won 6-3,6-4
+0.20

Keiichiro’s side

Keiichiro YumibaCurrently on SAN CARLOS TC/ARGUELLO PK 40MX8.0A
3.88
Edward Wang(partner)Currently on FOSTER CITY TC/EDGEWATER PK 40MX8.0A
3.94

Opponents

Gregory DuquesneCurrently on SAN CARLOS TC/ARGUELLO PK CM8.5A
3.89
Rick TruongCurrently on SUNNYVALE MTC CM8.5B
3.95
Rating 3.66 → 3.86Doubles result

Feb 14, 2026 · Doubles

Lost 4-6,4-6
−0.18

Keiichiro’s side

Keiichiro YumibaCurrently on SAN CARLOS TC/ARGUELLO PK 40MX8.0A
3.88
Arthur Chang(partner)
3.71

Opponents

Yisong YeCurrently on RINCONADA PK 55MX8.0A
3.70
Josh LevenbergCurrently on BAY CLUB REDWOOD SHORES CM7.5A
3.45
Rating 3.84 → 3.66Doubles result

Feb 7, 2026 · Doubles · Mixed

Lost 6-4,2-6,0-1
−0.08

Keiichiro’s side

Keiichiro YumibaCurrently on SAN CARLOS TC/ARGUELLO PK 40MX8.0A
3.78
Eri Suzuki(partner)Currently on SUNNYVALE MTC CW8.5B
3.73

Opponents

Betty LeeCurrently on SOLANO TA/CENTENNIAL PRK CW7.5A
3.60
Andrew HuangCurrently on FOSTER CITY TC/EDGEWATER PK CM8.5B
4.29
Mixed rating 3.94 → 3.87Doubles result

Mixed results move their own rating, not your NTRP — USTA computes NTRP from adult singles and doubles only.

Jan 13, 2026 · Doubles

Won 6-4,6-1
+0.10

Keiichiro’s side

Keiichiro YumibaCurrently on SAN CARLOS TC/ARGUELLO PK 40MX8.0A
3.88
Yu Han(partner)Currently on FOSTER CITY TC/EDGEWATER PK CM7.5A
3.63

Opponents

Dylan RagozinCurrently on COASTSIDE TA/HALF MOON BAY HS CM8.5A
3.72
Shahrier AkramCurrently on MILLBRAE RC 40MX7.0A
3.52
Rating 3.68 → 3.78Doubles result
Best match
+0.20
Feb 22 vs G. Duquesne / R. Truong
Worst match
−0.18
Feb 14 vs Y. Ye / J. Levenberg
Where you started ›3.34
2023 year-end NTRP 3.53.20
Scale calibration+0.14
Season start3.34
Your starting point comes from your official year-end NTRP, not from any third-party rating. The calibration is a fixed shift that puts our scale on the same level as NTRP.
▲
Combo and mixed matches aren’t included. This rating is built from standard men’s and women’s league play only — combo and mixed results feed your separate combo/mixed ratings, not this one.
Updated Sep 20

Keiichiro Yumiba’s MatchPoint NorCal tennis rating is 3.88, an independent estimate based on published NorCal league results through September 20, 2026. They are currently rostered on 3 active NorCal league teams.

MatchPoint ratings are estimates based on published USTA NorCal league results. Data through September 20, 2026.

Year-end re-anchoring
Pulled toward the 2024 year-end level+0.063.40
Pulled toward the 2025 year-end level+0.033.68

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