Natsumi Kawaguchi vs Sara Saito — W75 Nonthaburi Round of 16

W75 Nonthaburi · CHALLENGER · Round of 16
JPN
Natsumi Kawaguchi
#370WTA
1349ELO
1333Hard ELO
23 yrs · Left-handed
Last 10
LLWWLWWLLW
2 — 1
Sets
Monday, 12 January 2026
hard
JPN
Sara Saito
#303WTA
1367ELO
1376Hard ELO
19 yrs · Right-handed
Last 10
LLLWWLLLWL

Umpiry Score

Pre-match
Kawaguchi N.
5.0
Heavy underdogUmpiry ScorePartial · surface data limited
  • Extended break: 56 days (−0.7)
Saito S.
6.3
Marginal edgeUmpiry ScorePartial · surface data limited
Form & Matchup
0.0
H2H
10.0
6.4
Surface form
5.1
0.0
Win streak
Fatigue & Travel
3-set count
7.0
Context
5.0
Defending pts
5.0

The Umpiry Score combines match-context factors — matchup, form, fatigue, travel and motivation — into a single 0–10 score, updated daily. Read how it works.

Kawaguchi N.
2662
Saito S.
6431

Head to head

1–3
DateTournamentRoundSurfaceWinnerScore
2025-09-22W100 IncheonR16hardSara Saito6-4 6-4
2024-04-08W35 OsakaR32hardSara Saito6-4 6-1
2023-05-08W60 FukuokaQFcarpetNatsumi Kawaguchi1-6 7-6(4) 7-6(4)
2022-09-26W25 NanaoQ3carpetSara Saito3-6 6-3 10-5

Statistics

Recent form
Kawaguchi N.Saito S.
64%1st serve in+6%70%
59%1st serve points won+3%56%
47%2nd serve points won+12%35%
54%Service points won+4%50%
45%Return points won+3%48%
48%Break points saved+6%54%
1.7Aces / match+0.80.9
2.7Double faults / match+4.97.6

Averages from each player's recent completed matches (20 vs 20). ATP, WTA & Challenger.

Draw

Final
Sawangkaew M.
Pigato L.
6-16-4
Pigato L.
Abe H.
6-46-766-2
Semi-finals
Pigato L.
Naito Y.
7-656-4
Sawangkaew M.
Bains N.
6-37-5
Abe H.
Maklakova E.
6-46-4
Pigato L.
Tian F.
6-13-66-4
Quarter-finals
Pigato L.
Yamalapalli S.
6-47-5
Bains N.
Saito S.
7-616-4
Sawangkaew M.
Hosogi S.
7-57-5
Naito Y.
Hercog P.
6-26-4
Tian F.
Kawaguchi N.
6-16-0
Maklakova E.
Kinoshita H.
3-66-36-4
Pigato L.
Yamaguchi M.
6-32-66-2
Abe H.
Okamura K.
7-56-2
R16
Pigato L.
Von Deichmann K.
6-16-2
Saito S.
Yang Y.
7-54-2
Naito Y.
Yao X.
6-46-2
Hosogi S.
Abe H.
7-646-3
Hercog P.
Ristic M.
5-77-626-4
Bains N.
Ma Y.
6-30-0
Sawangkaew M.
Naklo T.
6-46-4
Yamalapalli S.
Chanta A.
6-37-5
Pigato L.
Cheapchandej P.
6-36-756-1
Kawaguchi N.
Saito S.
2-66-46-3
Kinoshita H.
Schunk N.
7-686-0
Yamaguchi M.
Matsuda M.
6-26-3
Abe H.
Tikhonova A.
6-03-66-1
Tian F.
Saigo R.
6-16-3
Okamura K.
Kuramochi M.
6-36-4
Maklakova E.
Scott K.
7-652-66-4
R32
Saito S.
Tikhonova A.
6-42-67-65
Ma Y.
Scott K.
7-627-5
Abe H.
Okamura K.
6-26-2
Yamalapalli S.
Paquet C.
3-66-46-4
Sawangkaew M.
Nugroho P.
6-26-4
Chanta A.
Cheapchandej P.
6-26-1
Naklo T.
Plipuech P.
6-36-3
Hercog P.
Tian F.
6-756-36-4
Yao X.
Schunk N.
3-66-47-5
Hosogi S.
Zhang J.
6-26-4
Naito Y.
Niemeier J.
4-66-16-4
Pigato L.
Maklakova E.
6-27-5
Bains N.
Zheng W.
6-16-4
Von Deichmann K.
Yodpetch K.
6-34-66-2
Ristic M.
Muramatsu C.
6-26-2
Yang Y.
Saigo R.
6-06-757-5
Okamura K.
Zheng W.
6-16-3
Tian F.
Hosogi S.
1-67-56-2
Scott K.
Yamalapalli S.
6-36-2
Kinoshita H.
Novak K.
6-16-4
Saigo R.
Niemeier J.
7-57-5
Tikhonova A.
Plipuech P.
6-26-2
Kawaguchi N.
Yang Y.
3-66-36-3
Cheapchandej P.
Sakellaridi S.
6-16-2
Kuramochi M.
Podgorichani L.
7-56-4
Maklakova E.
Ristic M.
6-16-2
Yamaguchi M.
Kolodynska J.
6-44-66-4
Saito S.
Yamazaki I.
3-67-56-3
Schunk N.
Yao X.
2-66-16-2
Matsuda M.
Naklo T.
7-56-3
Pigato L.
Cherubini D.
6-36-2
Abe H.
Yodpetch K.
6-16-3