Koichi Ishihara
Rancho Palos Verdes, CA
150 matches · 67W–83L · seasons 2019–2026
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Match history150 matches
W
expectation pending — we’re still fetching an opponent’s record
7-6, 6-4
W
N/A
doesn’t count toward your NTRP rating
6-0, 6-0
L
expectation pending — we’re still fetching an opponent’s record
4-6, 4-6
Where you rank locallyagainst everyone at your level
Teams32 teams · 2021–2026
Over timerating by season, and how you rank
By level4 levels played
4.0
59.4%
19W–13L · 51.6% of games
4.5
30.2%
16W–37L · 40.4% of games
8.0
71.4%
10W–4L · 58.2% of games
8.0mixed
48.8%
21W–22L · 49.1% of games
Games won matters more than matches won — NTRP adjusts on margins.
By lineusually #2 Doubles, 35% of the time
#2 Doubles
35%
52 matches
#3 Doubles
33%
50 matches
#1 Doubles
32%
48 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.
Champions keep playing until they get it right.