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Ryota Koshimizu

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New York, NY
4.5T year-end 2025
i
Tournament Exclusive — rating from tournament play only
51 matches · 35W–16L · seasons 2019–2026
Match history51 matches
L
2026-08-02 · Singles tourney
doesn’t count toward your NTRP rating
6-7, 2-6
L
2026-08-01 · Singles tourney
doesn’t count toward your NTRP rating
0-6, 0-6
W
Mason Runge
2026-08-01 · Singles tourney
doesn’t count toward your NTRP rating
6-1, 7-5
W
2026-08-01 · Singles tourney
doesn’t count toward your NTRP rating
6-1, 7-5
L
2026-08-01 · Singles tourney
doesn’t count toward your NTRP rating
0-6, 0-6
L
Aaron Krisan
2026-05-10 · Singles tourney
doesn’t count toward your NTRP rating
0-6, 1-6
W
Parth Sahasrabudhe
2026-05-10 · Singles tourney
doesn’t count toward your NTRP rating
6-1, 6-1
W
Ken Yamamoto
2026-05-09 · Singles tourney
doesn’t count toward your NTRP rating
7-5, 6-1
W
Ken Yamamoto
2026-05-09 · Singles tourney
doesn’t count toward your NTRP rating
1-6, 6-2, 7-5
W
Christoph Vogt
2026-05-08 · Singles tourney
doesn’t count toward your NTRP rating
6-1, 6-0
W
Zackery Wagner
2026-05-08 · Singles tourney
doesn’t count toward your NTRP rating
6-1, 6-3
W
Zackery Wagner
2026-05-06 · Singles tourney
doesn’t count toward your NTRP rating
6-1, 6-3
Where you rank locallyagainst everyone at your level
Teams1 team
Over timerating by season, and how you rank
By level1 level played
8.0mixed
2W–0L
not enough matches yet

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

By lineusually Singles, 96% of the time
Singles
96%
49 matches
#1 Doubles
2%
1 match
#2 Doubles
2%
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