Natsumi Kawaguchi is a professional tennis player from Japan, born 28 June 2002. The Japanese competes on the WTA Tour and plays left-handed.
This page tracks Natsumi Kawaguchi's upcoming schedule, latest results, recent form and surface record, with each match linking through to a detailed head-to-head and pre-match analysis. Scores update live as matches are played.
Rankings
Trends
Kawaguchi has won 17 of the last 30 first sets
57%Kawaguchi has won 9 of 12 deciding sets
75%Kawaguchi has won 56% of matches on hard
35–27Ranking Projection
Trajectory from our weekly snapshots. Defending— points dropping in the next ~12 weeks (last year's results at the same events). Win … — points gained by winning the round they're currently in. Expected — most likely landing rank from our draw model (Elo over the bracket). WTA points table.
Career highs
Ranking trajectory from our weekly snapshots (last ~12 months); peak rating and longest tour-level win streak from our match records. Umpiry rank is the player’s position by our rating — the arrow shows how many spots that is above (▲) or below (▼) their official ranking.
2026 season form
14–9W–L61%
Recent surface record
Career record
39–31W–L
Career surface record
Recent results
Exhibitions & team events
Shown for completeness — not counted in form, surface, or career stats. 12 matches (exhibitions, Davis / Laver / United Cup).
More Japan players
Explore the rankings
Frequently asked questions
When was Natsumi Kawaguchi born?
Natsumi Kawaguchi was born on 28 June 2002 (24 years old).
Where is Natsumi Kawaguchi from?
Natsumi Kawaguchi is from Japan.
Is Natsumi Kawaguchi right or left-handed?
Natsumi Kawaguchi plays left-handed.
How good is Natsumi Kawaguchi on hard?
Natsumi Kawaguchi has won 57% of hard-court matches (36-27).