N. Koizumi vs Masamichi ImamuraM25 Taipei Round of 16

M25 Taipei · ITF · Round of 16
#955ATP
23 yrs
Last 10 · pre-match
WWWLWWLWWW
0 — 2
Sets
Friday, 21 August 2026 ·
hard
#399ATP
1328ELO
1297Hard ELO
27 yrs · 178 cm · Right-handed
Last 10 · pre-match
LWWLWWLWWL
Koizumi N.
1-6 0-6
Imamura M.
Koizumi N.
100
Imamura M.
662

Masamichi Imamura defeated N. Koizumi 6-1, 6-0 in the Round of 16 at the M25 Taipei tournament. Imamura hit 5 aces and committed 1 double fault, while Koizumi had 0 aces and 3 double faults. Imamura won 88% of his first-serve points and converted 50% of his break points, breaking Koizumi's serve 5 times.

Key context

Head to head

No previous meetings on record.

Statistics

This season
1st serve in·
65%
1st serve points won·
66%
2nd serve points won·
50%
Service points won·
60%
Return points won·
42%
Break points saved·
51%
Aces / match·
2.1
Double faults / match·
1.7

Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.

Win Probability

Pre-match · updated 00:50 UTC
Koizumi N.20%
Imamura M.80%
Toss-up
50–58%
Slight edge
58–67%
Clear favourite
67–80%
Strong favourite
80%+

Clear favourite · Imamura M. clearly ahead, but no certainty

Calibrated model (out-of-sample validated). Probability is a statistical estimate, not a certainty. How it works.

Umpiry Score

Pre-match
4.7
Heavy underdogUmpiry ScorePartial · surface data limited
  • Back-to-back day (−0.5)
6.1
Even matchUmpiry ScorePartial · surface data limited
Form & Matchup
5.0No prior meetings
H2H
5.0No prior meetings
Surface form
5.25 of last 10 on hard
Win streak
0.0
Context
5.0Didn't play here last year
Defending pts
5.0Didn't play here last year

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·
100

Imamura M.: 16 days rest. Higher means fresher. About

Conditions

Weather
30°CDrizzle
Wind 4 km/hHumidity 73%

Draw