Keisuke Saitoh vs Jumpei Yamasaki — Yokohama CH Qualifying Round 1

Yokohama CH · CHALLENGER · Qualifying Round 1
JPN11
Keisuke Saitoh
#680ATP
25 yrs · 163 cm · Left-handed
Last 10 · pre-match
LLLWLLLWLL
0 — 0
Sets
Retired
Monday, 31 October 2022
hard
JPN
Jumpei Yamasaki
#1011ATP
29 yrs · 180 cm · Right-handed
Last 10 · pre-match
LWWWLLLWWL
Saitoh K.
6-2 4-2
Yamasaki J.
Saitoh K.
64–
Yamasaki J.
22–

Keisuke Saitoh advanced when Jumpei Yamasaki retired 6-2 4-2 in the Yokohama CH qualifying round 1.

Head to head

No previous meetings on record.

Serve vs return

This season
Saitoh K.serving65% hold

wins 56% of points on serve vs Yamasaki J.

Yamasaki J.serving85% hold

wins 66% of points on serve vs Saitoh K.

Serve advantage — Yamasaki J.

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

Statistics

This season
Saitoh K.Yamasaki J.
1st serve in·Even
65%
69%
1st serve points won·Slight edge
61%
66%
2nd serve points won·Even
50%
49%
Service points won·Even
57%
60%
Return points won·Slight edge
33%
42%
Break points saved·Clear edge
55%
71%
Aces / match·Clear edge
0.7
2.6
Double faults / match·Slight edge
1.6
1.2

Averages over each player's completed matches in the selected window (23 vs 5). ATP, WTA & Challenger.

Umpiry Score

Pre-match
Saitoh K.
6.1
Even matchUmpiry ScorePartial · surface data limited
Yamasaki J.
4.0
Heavy underdogUmpiry ScorePartial · surface data limited
  • Extended break: 980 days (−1.5)
Form & Matchup
5.0No prior meetings
H2H
5.0
Surface form
4.6
Win streak
0.0
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.

Conditions

Court speed
Mediumbalanced pace
SlowFast
Q2
Mridha J.[8]
Shiraishi H.
4-66-27-5
Hong S.[1]
Saitoh K.[11]
6-27-5
Mochizuki Y.[6]
Harazaki A.
6-36-4
Trotter J.
Shirafuji N.
6-36-3
Tanuma R.[9]
Kawakami R.[3]
7-674-66-4
Ichikawa T.
Sumizawa D.[12]
2-66-46-2
Q1
Harazaki A.
Danilov S.[7]
6-17-5
Kawakami R.[3]
Takamisawa T.
6-26-4
Trotter J.
Cornea V.
5-77-56-1
Sumizawa D.[12]
Nakanishi S.
6-36-0
Mridha J.[8]
Sueoka Y.
6-14-67-5
Shirafuji N.
Kadhe A.[5]
6-46-4
Mochizuki Y.[6]
Kumasaka T.
6-36-0
Shiraishi H.
Ochi M.[4]
6-14-67-5
Ichikawa T.
Nam J.[2]
7-687-5
Saitoh K.[11]
Yamasaki J.
6-24-2