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Katie Yamamoto

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Honolulu, HI
3.5A year-end 2025
i
Appeal — granted on request, not computed
100 matches · 72W–28L · seasons 2023–2026
Match history100 matches
W
2026-10-31 · Gentle Strokers · #1 Doubles · 7.0 · with JD Tsukayama mixed championship
doesn’t count toward your NTRP rating
6-3, 6-0
L
2026-10-30 · Gentle Strokers · #1 Doubles · 7.0 · with JD Tsukayama mixed championship
doesn’t count toward your NTRP rating
7-6, 3-6, 0-1
W
2026-10-30 · Gentle Strokers · #3 Doubles · 7.0 · with Michael Okai mixed championship
doesn’t count toward your NTRP rating
6-4, 6-0
W
2026-10-24 · Lightning Strikes Twice · #1 Female Doubles · 8.0 · with Shannon Oba
doesn’t count toward your NTRP rating
7-5, 6-1
W
2026-10-10 · Lightning Strikes Twice · #1 Mixed Doubles · 8.0 · with Chad Shibuya mixed
doesn’t count toward your NTRP rating
5-2
W
2026-10-10 · Gentle Strokers · #1 Mixed Doubles · 7.0 · with JD Tsukayama mixed
doesn’t count toward your NTRP rating
6-1, 6-1
W
2026-09-05 · Lightning Strikes Twice · #1 Mixed Doubles · 8.0 · with Chad Shibuya mixed
doesn’t count toward your NTRP rating
6-2, 6-1
W
2026-09-05 · Gentle Strokers · #1 Female Doubles · 7.0 · with Emily Louis
doesn’t count toward your NTRP rating
7-5, 6-0
W
2026-08-29 · Gentle Strokers · #1 Female Doubles · 7.0 · with Caylie Uyema
doesn’t count toward your NTRP rating
6-2, 6-4
W
2026-08-02 · JustLuvTennis 3.5 · #1 Doubles · 3.5 · with Lexi Mitsunaga
loading the estimate
6-1, 6-1
W
2026-07-25 · JustLuvTennis 3.5 · #1 Doubles · 3.5 · with Man Ian Woo
loading the estimate
6-3, 6-2
W
2026-07-05 · JustLuvTennis 3.5 · #1 Doubles · 3.5 · with Lexi Mitsunaga
loading the estimate
6-3, 7-5
Where you rank locallyagainst everyone at your level
Teams18 teams · 2023–2026
Over timerating by season, and how you rank
By level9 levels played
3.0
100%
12W–0L · 62.3% of games
3.5
3W–0L
not enough matches yet
4.0
30.8%
4W–9L · 44.4% of games
7.0
86.7%
13W–2L · 67.5% of games
8.0
100%
6W–0L · 83% of games
6.0mixed
2W–1L
not enough matches yet
7.0mixed
70.4%
19W–8L · 59% of games
8.0mixed
68.4%
13W–6L · 58.7% of games
9.0mixed
0W–2L
not enough matches yet

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

By lineusually #1 Doubles, 22% of the time
#1 Doubles
22%
22 matches
#1 Female Doubles
20%
20 matches
#1 Mixed Doubles
15%
15 matches
#3 Doubles
15%
15 matches
#2 Doubles
13%
13 matches
#2 Singles
9%
9 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.

Tennis is a perfect combination of violent action taking place in an atmosphere of total tranquillity.
Billie Jean King