Rei Sakamoto vs Adam WaltonTokyo Qualifying Round 1

Tokyo · ATP · Qualifying Round 1
#150ATP
1608ELO
1589Hard ELO
$233kYTD
$492kCAREER
20 yrs · 193 cm · Right-handed
Last 10 · pre-match
LWLWWLLWWW
2 — 0
Sets
Wednesday, 24 September 2025
hard
#85ATP
1703ELO
1669Hard ELO
$499kYTD
$2.3MCAREER
27 yrs · 183 cm · Right-handed
Last 10 · pre-match
WWWLLWWWLW
Sakamoto R.
6-2 6-4
Walton A.
Sakamoto R.
662
Walton A.
240

Rei Sakamoto defeated Adam Walton 6-2 6-4 in the Tokyo qualifying round 1 on hard. The upset overturned the form book — Adam Walton came in ranked #85.

Key context

Head to head

No previous meetings on record.

Serve vs return

This season
Sakamoto R.serving88% hold

wins 68% of points on serve vs Walton A.

Walton A.serving86% hold

wins 67% of points on serve vs Sakamoto R.

Serve-dominated — both hold easily, expect tiebreaks

Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About

Serve & return on hard

Sakamoto R.Walton A.
Serve
35
Return
27

Per-surface Serve / Return Rating (0–100, percentile within the hard field, opponent-adjusted over 52 weeks). About

Statistics

This season
1st serve in·Even
63%
63%
1st serve points won·Even
73%
72%
2nd serve points won·Even
51%
53%
Service points won·Even
65%
65%
Return points won·Even
37%
36%
Break points saved·Even
61%
62%
Aces / match·Even
7.0
6.8
Double faults / match·Even
2.1
2.0

Averages over each player's completed matches in the selected window (88 vs 109). ATP, WTA & Challenger.

Clutch

Under pressure
Clutch Rating·Clear edge
49
65
Break points saved·Slight edge
87
95
Break points won·Clear edge
8
20
Deciding sets·Even
93
96
Tiebreaks·Dominant
23
69

Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About

Umpiry Score

Pre-match
5.6
Slight disadvantageUmpiry Score
6.2
Even matchUmpiry Score
Form & Matchup
4.6Hard Elo 1589
Surface ELO
5.4+80 Hard Elo edge
4.5Overall Elo 1608
ELO gap
5.5Overall Elo 1703
5.0No prior meetings
H2H
5.0
3.0
Surface form
4.3
0.0Lost last 3
Win streak
0.0Lost last 2
Fatigue & Travel
8.9
Minutes 14d
9.1
4.0
3-set count
8.0
Prev. match
9.0
4.0
Country comfort
Context
6.0
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.

Freshness

Recent load
Freshness·Dominant
92
62

Sakamoto R.: 9 days rest · 2 matches (14d) · Walton A.: 1 day rest · 3 matches, 64 games (7d). Higher means fresher. About

Conditions

Court speed
Fastbig serves, short points
SlowFast
Weather
25°CPartly cloudy
Wind 6 km/hHumidity 49%