Igor Ribeiro Marcondes vs Ji Sung Nam — Yokohama CH Qualifying Round 2

Yokohama CH · CHALLENGER · Qualifying Round 2
Igor Ribeiro Marcondes
BRA1
Igor Ribeiro Marcondes
1517ELO
1429Hard ELO
29 yrs
Last 10 · pre-match
LLWWLWWLWL
2 — 0
Sets
Monday, 17 November 2025
hard
KOR9
Ji Sung Nam
32 yrs · 183 cm · Right-handed
Last 10 · pre-match
LLLLLWWLLL
Ribeiro Marcondes I.
6-4 6-4
Nam J.
Ribeiro Marcondes I.
662
Nam J.
440

Igor Ribeiro Marcondes defeated Ji Sung Nam 6-4 6-4 in the Yokohama CH qualifying round 2 on hard. The upset overturned the form book — Ji Sung Nam came in defending last year's round of 32.

Key context

Head to head

No previous meetings on record.

Serve vs return

This season
Ribeiro Marcondes I.serving83% hold

wins 65% of points on serve vs Nam J.

Nam J.serving73% hold

wins 60% of points on serve vs Ribeiro Marcondes I.

Serve advantage — Ribeiro Marcondes I.

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
Ribeiro Marcondes I.Nam J.
1st serve in·Even
62%
58%
1st serve points won·Even
71%
68%
2nd serve points won·Slight edge
55%
50%
Service points won·Slight edge
65%
60%
Return points won·Even
40%
39%
Break points saved·Even
61%
57%
Aces / match·Clear edge
4.7
3.0
Double faults / match·Even
2.5
2.6

Averages over each player's completed matches in the selected window (29 vs 23). ATP, WTA & Challenger.

Umpiry Score

Pre-match
Ribeiro Marcondes I.
6.5
Marginal edgeUmpiry ScorePartial · surface data limited
Nam J.
6.5
Marginal edgeUmpiry ScorePartial · surface data limited
Form & Matchup
5.0No prior meetings
H2H
5.0
Surface form
6.1
0.0
Win streak
0.0
Fatigue & Travel
7.0
Minutes 14d
3.9
7.0
3-set count
0.0
7.0
Prev. match
Context
5.0
Defending pts
6.0

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
Ribeiro Marcondes I.Nam J.
Freshness·
79
—

Ribeiro Marcondes I.: 4 days rest · 1 match, 22 games (7d). Higher means fresher. About

Conditions

Court speed
Mediumbalanced pace
SlowFast
Q2
Yamasaki J.
Nakagawa N.[6]
6-36-1
Vrbensky M.[4]
Loof T.
6-36-3
Ribeiro Marcondes I.[1]
Nam J.[9]
6-46-4
Ichikawa T.[11]
Matsuda R.[2]
7-56-3
Kusuhara Y.[10]
Matsuda K.[3]
6-726-16-2
Taguchi R.
Kikuchi Y.[5]
4-66-36-3
Q1
Kikuchi Y.[5]
Uesugi K.
0-66-26-2
Vrbensky M.[4]
Ramanathan R.
7-56-4
Loof T.
Nakagawa S.[12]
6-746-26-4
Taguchi R.
Fukuda S.[8]
6-776-47-65
Ribeiro Marcondes I.[1]
Furusho K.
6-36-4
Nam J.[9]
Trouve N.
6-06-1
Matsuda R.[2]
Shick B.
7-646-4
Ichikawa T.[11]
Sanada S.
6-46-4
Matsuda K.[3]
Nakamura R.
6-46-1
Yamasaki J.
Park U.[7]
6-40-0