UMPIRY
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Rei Sakamoto vs Kasidit Samrej — Seoul Round of 32

SeoulR32HardMon 26 Oct · 10:30
Rei SakamotoATP #124 · JPN83%
VSStrong favourite · Sakamoto R.
Kasidit SamrejATP #382 · THA17%
Win probabilityWho is more likely to winStrong favourite · Sakamoto R.
83%17%

Clear edge for Sakamoto R. across form, surface and matchup. Upsets at this level happen in about 1 in 6 such matches.

Umpiry ScoreMatchup strength, 0–10 · not a probability
Sakamoto R.6.3/10
Marginal edgeBased on 5/6 signal groups5/6
Samrej K.5.9/10
Even matchBased on 5/6 signal groups5/6
Why
Surface form6 of last 10 on hardSupports Sakamoto R.
Long matches1 three-setter in 14 daysSupports Sakamoto R.
Head-to-headNo prior meetingsBoth players
This eventDidn't play here last yearBoth players
ELO1 879
Hard ELO1 773
Last 106–4
Age20
ELO1 531
Hard ELO1 526
Last 105–5
Age25

Rei Sakamoto faces Kasidit Samrej in the Seoul round of 32 on hard. Rei Sakamoto holds the paper edge — ranked #124. Recent hard form is closely matched.

Key context

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

They have not met before.

Evidence

Sakamoto R.Samrej K.
FormLast 10 matches each · 2026
Win–loss6–4 (ahead)5–5
Season win rate63% (40–24) (ahead)62% (8–5)
RatingUmpiry ELO
Overall ELO1879 (ahead)1531
Hard-court ELO1773 (ahead)1526
Serve vs returnLast 61 vs 13 matches
1st-serve points won74%77% (ahead)
Return points won37% (ahead)33%
Aces / match8.3 (ahead)7.1
ClutchLast 61 vs 13 matches
Break points saved59%69% (ahead)

Draw

Odds

Conditions

10:30 local
SurfaceHard · medium-slow
Forecast17°C · Clear
Wind7 km/h
Humidity67%

Court pace medium-slow: favours grinders.

Freshness

Last 7 & 14 days
Sakamoto R.Samrej K.
4 — fresherDays since last match3
3 — fresherMatches · 7 days4
61 — fresherGames · 7 days106
4Matches · 14 days4
84 — fresherGames · 14 days106
Green marks the fresher player.

Cite this

Umpiry, "Rei Sakamoto vs Kasidit Samrej — Seoul Round of 32", https://umpiry.com/match/2026-10-26/sakamoto-vs-samrej-seoul-r32?utm_source=cite (as of 26 October 2026).