UMPIRY

J. Choe vs Hiromasa Koyama — M15 Wuning Semi-final

M15 WuningSemi-finalHardSat 12 Sept · 10:05Final
J. Choe(7)KOR
Hiromasa Koyama(6)ATP #875 · JPN
SetsGames0
45
2
67

Hiromasa Koyama defeated J. Choe in the semifinals of the M15 Wuning tournament, winning 6-4, 7-5 on hard courts. Koyama and Choe recorded no aces and four aces, respectively, while Koyama made four double faults to Choe's three. Koyama converted 31% of break points and won five service breaks to Choe's three.

Generated automatically from Umpiry match data.

Key context

How the match was decided

Auto-generated

Koyama H. took it in straight sets, with five breaks of serve.

  • Breaks of serveKoyama H. 5 · Choe J. 3
  • 1st-serve points wonKoyama H. 69% · Choe J. 57%
  • AcesKoyama H. 0 · Choe J. 4

Turning points

When the match moved
  1. Set 12–2Break backChoe J. · Broke back
  2. Set 13–4BreakKoyama H. · Broke, never broken back
  3. Set 22–2Break backChoe J. · Broke back
  4. Set 24–4Break backChoe J. · Broke back
  5. Set 25–6BreakKoyama H. · Broke, never broken back
Serve flowChoe J. broken 5 times · Koyama H. broken 3 times.
  • Hold to love/15
  • Hold to 30
  • Hold to 40 / deuce
  • Broken
  • Result unknown
Choe J.
6/11Koyama H.
8/11
Set 1Set 2

Match momentum

Whole matchChoe J.Koyama H.
EvenChoe J.Koyama H.
Late momentumKoyama H.39
5Last 12 points7
12Last 3 games14
3/4Break points5/16

Break of serve

Match statistics

Choe J.Koyama H.
Serve
  • 4Aces0
  • 3Double faults4
  • 57%1st serve points won69%
  • 55% · 6/11Service games held73% · 8/11
Return
  • 75%Break points won31%
  • 3Breaks of serve5

Serve & return performance

Key performance gaps
First-serve pointsKoyama H. won 69% of points behind the first serve, Choe J. 57%. Largest performance gap of the match.+12 ptsChoe J.1st-serve pts won57%Koyama H.1st-serve pts won69%

Common opponents

0 shared · last 12 months
No common opponents in the last 12 months. Surface form and ELO carry more weight here.

Head-to-head

1 meeting · Koyama H. leads 1–0
01

Draw

Closing odds

Next up

vs Zhao Z.View match

Player context

Before the match
Choe J.Koyama H.1 526ELO1 5211 523Hard ELO1 5205–5Last 105–126Age18

Match info

  • Started10:05 local

Cite this

Hiromasa Koyama beat J. Choe 4-6 5-7. Umpiry, "J. Choe vs Hiromasa Koyama — M15 Wuning Semi-final", https://umpiry.com/match/2026-09-12/choe-vs-koyama-m15-wuning-sf?utm_source=cite (as of 12 September 2026).