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Eri Koike

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Sunnyvale, CA
4.0C year-end 2025
i
Computer — generated by the USTA algorithm from match play
29 matches · 25W–4L · seasons 2025–2026
Match history29 matches
W
2026-10-31 · SUNNYVALE TC/SUNNYVALE MTC CW8.5A · #1 Doubles · 8.5 · with Noriko Osawa
doesn’t count toward your NTRP rating
6-1, 6-2
W
2026-10-26 · SUNNYVALE TC/SUNNYVALE MTC CW8.5A-DT · #1 Doubles · 8.5 · with Stephanie Keller
doesn’t count toward your NTRP rating
6-3, 6-4
W
2026-10-25 · SUNNYVALE TC/SUNNYVALE MTC CW8.5A · #1 Doubles · 8.5 · with Noriko Osawa
doesn’t count toward your NTRP rating
6-2, 6-7, 1-0
W
2026-10-18 · SUNNYVALE TC/SUNNYVALE MTC CW8.5A · #1 Doubles · 8.5 · with Noriko Osawa
doesn’t count toward your NTRP rating
6-0, 6-7, 1-0
W
2026-09-28 · SUNNYVALE TC/SUNNYVALE MTC CW8.5A-DT · #1 Doubles · 8.5 · with Lisa Steinback
doesn’t count toward your NTRP rating
0-6, 7-6, 1-0
W
2026-09-25 · SUNNYVALE TC/SUNNYVALE MTC CW8.5A-DT · #1 Doubles · 8.5 · with Lisa Steinback
doesn’t count toward your NTRP rating
6-2, 6-4
L
2026-09-20 · SUNNYVALE TC/SUNNYVALE MTC CW8.5A · #1 Doubles · 8.5 · with Karen Cannon
doesn’t count toward your NTRP rating
3-6, 6-4, 0-1
W
2026-09-14 · SUNNYVALE TC/SUNNYVALE MTC CW8.5A-DT · #1 Doubles · 8.5 · with Lisa Steinback
doesn’t count toward your NTRP rating
6-3, 6-7, 1-0
W
2026-08-29 · SUNNYVALE TC/SUNNYVALE MTC CW8.5A · #2 Doubles · 8.5 · with Helen Lam
doesn’t count toward your NTRP rating
6-4, 6-1
W
2026-08-27 · SUNNYVALE TC/SUNNYVALE MTC CW8.5A-DT · #2 Doubles · 8.5 · with Lisa Steinback
doesn’t count toward your NTRP rating
6-0, 6-2
W
2026-06-01 · SUNNYVALE TC/SUNNYVALE MTC 18AW4.0B-DT · #2 Doubles · 4.0 · with Kanako Kirihata
loading the estimate
7-6, 6-3
W
2026-05-18 · SUNNYVALE TC/SUNNYVALE MTC 18AW4.0B-DT · #1 Doubles · 4.0 · with Kanako Kirihata
loading the estimate
7-6, 6-4
Where you rank locallyagainst everyone at your level
Teams9 teams · 2025–2026
Over timerating by season, and how you rank
By level5 levels played
0.0
1W–0L
not enough matches yet
4.0
100%
8W–0L · 66.9% of games
4.5
0W–1L
not enough matches yet
7.5
75%
3W–1L · 70.5% of games
8.5
86.7%
13W–2L · 62.8% of games

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

By lineusually #1 Doubles, 62% of the time
#1 Doubles
62%
18 matches
#2 Doubles
28%
8 matches
#1 Singles
7%
2 matches
#3 Doubles
3%
1 match

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.

Champions keep playing until they get it right.
Billie Jean King