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Ken Yamamoto

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San Jose, CA
3.5S year-end 2025
i
Self-rated, or a medical appeal
53 matches · 17W–36L · seasons 2018–2025
Match history53 matches
L
2025-03-03 · CUPERTINO TC/CUPERTINO SC 65AM7.0A · #1 Doubles · 7.0 · with Martin Penunuri
no estimate for this season
i
Our model did not follow this player through that season: none of their matches that season carried an individual NTRP level (55 & Over and combo leagues are rated on combined levels), so it had nothing to start from. The match still counts toward the USTA rating.
7-5, 0-6, 0-1
L
2025-02-26 · CUPERTINO TC/CUPERTINO SC 65AM7.0A · #1 Doubles · 7.0 · with Martin Penunuri
no estimate for this season
i
Our model did not follow this player through that season: none of their matches that season carried an individual NTRP level (55 & Over and combo leagues are rated on combined levels), so it had nothing to start from. The match still counts toward the USTA rating.
2-6, 4-6
L
2022-01-08 · CUPERTINO SC 40AM3.5A · #3 Doubles · 3.5 · with Wei-Ken Seto
loading the estimate
4-6, 4-6
L
2021-11-06 · ALMADEN VAC CM7.5A · #2 Doubles · 7.5 · with Siddarth Krishnan
doesn’t count toward your NTRP rating
2-6, 0-6
L
2021-11-05 · CUPERTINO TC/CUPERTINO SC CM6.5A · #3 Doubles · 6.5 · with Russ Lujan
doesn’t count toward your NTRP rating
3-6, 6-3, 0-1
L
2021-10-23 · CUPERTINO TC/CUPERTINO SC CM6.5A · #3 Doubles · 6.5 · with King Yee
doesn’t count toward your NTRP rating
3-6, 3-6
W
2021-10-16 · CUPERTINO TC/CUPERTINO SC CM6.5A · #1 Doubles · 6.5 · with Erik Ordentlich
doesn’t count toward your NTRP rating
7-5, 6-4
W
2021-10-14 · ALMADEN VAC CM7.5A · #1 Doubles · 7.5 · with Boris Chechelnitsky
doesn’t count toward your NTRP rating
6-1, 6-3
W
2021-10-05 · CUPERTINO TC/CUPERTINO SC CM6.5A · #3 Doubles · 6.5 · with Erik Ordentlich
doesn’t count toward your NTRP rating
6-3, 6-2
L
2021-08-27 · CUPERTINO TC/CUPERTINO SC 40AM3.5A · #2 Doubles · 3.5 · with Shaunak Kashyap
loading the estimate
3-6, 5-7
W
2021-08-19 · CUPERTINO TC/CUPERTINO SC 40AM3.5A · #2 Doubles · 3.5 · with Shaunak Kashyap
loading the estimate
7-6, 6-2
L
2021-08-15 · CUPERTINO TC/CUPERTINO SC 40AM3.5A · #2 Doubles · 3.5 · with James Pierce
loading the estimate
6-7, 3-6
Where you rank locallyagainst everyone at your level
Teams31 teams · 2019–2025
CUPERTINO TC/CUPERTINO SC 65AM7.0A
2025 ADULT 65&Over · Men 7.0 · 65+
2025
ALMADEN VAC 40AM3.5A
2022 ADULT 40&Over · Men's 3.5 · 40+
2022
ALMADEN VAC 65AM7.0A
2022 ADULT 65&Over · Men 7.0 · 65+
2022
CUPERTINO SC 40AM3.5A
2022 ADULT 40&Over · Men's 3.5 · 40+
2022
CUPERTINO TC/CUPERTINO SC 18MX7.0A
2022 MIXED 18&Over · 18&Over MX7.0 · 18+
2022
ALMADEN VAC 18AM3.5A
2021 ADULT 18 & Over · Men's 3.5 · 18+
2021
ALMADEN VAC 40AM3.5A
2021 ADULT 40 & Over · Men's 3.5 · 40+
2021
ALMADEN VAC CM6.5A
2021 COMBO · Men 6.5
2021
ALMADEN VAC CM7.5A
2021 COMBO · Men 7.5
2021
CUPERTINO TC/CUPERTINO SC 18AM3.5A
2021 ADULT 18 & Over · Men's 3.5 · 18+
2021
CUPERTINO TC/CUPERTINO SC 40AM3.5A
2021 ADULT 40 & Over · Men's 3.5 · 40+
2021
CUPERTINO TC/CUPERTINO SC CM6.5A
2021 COMBO · Men 6.5
2021
ALMADEN SR 65AM7.0A
2020 COVID-19 Suspended ADULT 65&Over · Men 7.0 · 65+
2020
ALMADEN VAC 40AM3.5A
2020 ADULT 40&Over · Men's 3.5 · 40+
2020
CUPERTINO TC/CUPERTINO SC 40AM3.5B
2020 ADULT 40&Over · Men's 3.5 · 40+
2020
CUPERTINO TC/CUPERTINO SC 40MX8.0B
2020 MIXED 40&Over · 40&Over MX8.0 · 40+
2020
CUPERTINO TC/CUPERTINO SC 55MX7.0A
2020 MIXED 55&Over · 55&Over MX7.0 · 55+
2020
CUPERTINO TC/CUPERTINO SC 55MX8.0B
2020 MIXED 55&Over · 55&Over MX8.0 · 55+
2020
CUPERTINO TC/CUPERTINO SC 65AM7.0A
2020 COVID-19 Suspended ADULT 65&Over · Men 7.0 · 65+
2020
ALMADEN VAC 18AM4.0B
2019 ADULT 18&Over · Men's 4.0 · 18+
2019
ALMADEN VAC 55MX7.0A
2019 MIXED 55&Over · 55&Over MX7.0 · 55+
2019
CUPERTINO TC/CUPERTINO SC 18MX7.0A
2019 MIXED 18&Over · 18&Over MX7.0 · 18+
2019
CUPERTINO TC/CUPERTINO SC 40AM4.0B
2019 ADULT 40&Over · Men's 4.0 · 40+
2019
CUPERTINO TC/CUPERTINO SC 40MX8.0B
2019 MIXED 40&Over · 40&Over MX8.0 · 40+
2019
CUPERTINO TC/CUPERTINO SC 55AM7.0B
2019 ADULT 55&Over · Men 7.0 · 55+
2019
CUPERTINO TC/CUPERTINO SC 55MX7.0A
2019 MIXED 55&Over · 55&Over MX7.0 · 55+
2019
CUPERTINO TC/CUPERTINO SC 65AM7.0A
2019 ADULT 65&Over · Men 7.0 · 65+
2019
CUPERTINO TC/CUPERTINO SC CM7.5B
2019 COMBO · Men 7.5
2019
SUNNYVALE TC/SUNNYVALE MTC 18AM4.0A
2019 ADULT 18&Over · Men's 4.0 · 18+
2019
SUNNYVALE TC/SUNNYVALE MTC 55AM8.0B
2019 ADULT 55&Over · Men 8.0 · 55+
2019
SUNNYVALE TC/SUNNYVALE MTC 65AM8.0A
2019 ADULT 65&Over · Men 8.0 · 65+
2019
Over timerating by season, and how you rank
By level8 levels played
3.5
55.6%
10W–8L · 51.7% of games
4.0
12.5%
1W–7L · 40.7% of games
6.5
50%
2W–2L · 52.6% of games
7.0
16.7%
1W–5L · 39% of games
7.5
16.7%
1W–5L · 34.3% of games
8.0
0%
0W–4L · 36.8% of games
7.0mixed
50%
2W–2L · 44.6% of games
8.0mixed
0W–3L
not enough matches yet

Games won matters more than matches won — NTRP adjusts on margins.

By lineusually #1 Doubles, 40% of the time
#1 Doubles
40%
21 matches
#3 Doubles
34%
18 matches
#2 Doubles
26%
14 matches

How often, across every team and every match we hold — including ones that do not count toward a rating. Advanced stats has a court-position table too, and it answers a different question: how well you do there, over matches that count. A team’s own page shows how that one team uses you.

Not affiliated with or endorsed by the USTA. Ratings labelled as published are USTA year-end figures; anything we describe as an estimate is ours, not USTA’s. Match data is from USTA TennisLink.

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Billie Jean King