Coleman Wong vs Rei SakamotoYokkaichi CH Round of 16

Yokkaichi CH · CHALLENGER · Round of 16
#111ATP
1602ELO
1593Hard ELO
$287kYTD
$1.2MCAREER
22 yrs · 191 cm · Right-handed
Last 10 · pre-match
WLLLLWLWLL
2 — 0
Sets
Monday, 27 November 2023
hard
#161ATP
1608ELO
1589Hard ELO
$233kYTD
$492kCAREER
20 yrs · 193 cm · Right-handed
Last 10 · pre-match
LWLWWLLWWW
Wong C.
6-3 6-2
Sakamoto R.
Wong C.
662
Sakamoto R.
320

Coleman Wong defeated Rei Sakamoto 6-3 6-2 in the Yokkaichi CH round of 16 on hard. The result followed the form book — Coleman Wong came in ranked #111.

Key context

Head to head

No previous meetings on record.

Serve vs return

This season
Wong C.serving85% hold

wins 66% of points on serve vs Sakamoto R.

Sakamoto R.serving86% hold

wins 67% of points on serve vs Wong C.

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

Wong C.Sakamoto R.
37
Serve
34
Return

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
61%
62%
1st serve points won·Even
73%
73%
2nd serve points won·Even
50%
51%
Service points won·Even
64%
65%
Return points won·Even
37%
37%
Break points saved·Even
61%
61%
Aces / match·Slight edge
8.2
6.9
Double faults / match·Even
2.2
2.1

Averages over each player's completed matches in the selected window (200 vs 115). ATP, WTA & Challenger.

Clutch

Under pressure
Clutch Rating·Slight edge
43
49
Break points saved·Even
91
87
Break points won·Even
5
8
Deciding sets·Dominant
43
93
Tiebreaks·Dominant
88
23

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

Umpiry Score

Pre-match
5.4
Clear underdogUmpiry Score
  • Recent retirement (−1.5)
6.1
Even matchUmpiry ScorePartial · surface data limited
Form & Matchup
5.6+3 Hard Elo edge
Surface ELO
4.4Hard Elo 1589
5.7Overall Elo 1602
ELO gap
4.3Overall Elo 1608
5.0No prior meetings
H2H
5.0
6.8
Surface form
Win streak
0.0Lost last 2
Fatigue & Travel
7.3
Minutes 14d
8.6
4.0
3-set count
Prev. match
9.0
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·Slight edge
89
95

Wong C.: 1 day rest · 1 match, 16 games (7d) · Sakamoto R.: 12 days rest · 2 matches (14d). Higher means fresher. About

Conditions

Court speed
Slowlow bounce, long rallies
SlowFast