Match Info

CHALLENGER MEN - SINGLES: Yokohama, hard - Quarter-finals

Date: 20 November 2025, Thursday


	Yasutaka Uchiyama		Rei Sakamoto

	1	2
	2.5	1.5	Watch
			Watch
	2.36	1.52	Watch
	2.14	1.64	Watch
	2.32	1.54	Watch
	2.38	1.53
Avarage Now (Initially)	2.34 ↑ (2.06)	1.55 ↓ (1.67)

The best margin for this event is 6.7%, offered by

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Current Win Probability

Yasutaka Uchiyama
39.8%

Rei Sakamoto
60.2%

Initial Probability

(when we started the analysis)

44.7%

55.3%

Our Initial ML Estimation

44.1%

55.9%

Analysis of Changes in Winning Probabilities:

Yasutaka Uchiyama has seen a decrease in its chances compared to the initial analysis. (-4.9%)

Rei Sakamoto has improved its chances compared to the initial analysis. (+4.9%)

ML Model estimates a higher probability for Yasutaka Uchiyama than the current prediction. (+4.3%)

ML Model estimates a lower probability for Rei Sakamoto than the current prediction. (-4.3%)

Who will win by Users?

1	X	2
12.5%	0%	87.5%

Yasutaka Uchiyama - Rei Sakamoto Predictions

Verified Performance Core (Selected Experts): 2 Selected Experts predict this event. Sakamoto (votes: 2 - 100%).

Over/Under & Asian Handicap Predictions by Selected Experts:

O/U 10.5 Games, 1st Set - over (votes: 1 - 100%) .

Users Predictions: Rei Sakamoto will win (7 of 8 users predict this - 87.5%).
Confidence interval (95%): 64.58% – 100%.

Expected Score (Market Odds): 0:2

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Preview

Uchiyama is ranked ATP: 330. Sakamoto is ranked ATP: 176.

Uchiyama has had mixed results lately (last 5 games: 3 wins).

Sakamoto is currently in excellent shape (in the last 5 games, wins – 4).

Sakamoto may face physical challenges compared to their opponent, as they have played more matches in recent days.

Sakamoto is expected to have a slight advantage in this match.

We predict that Sakamoto will win today's game, with odds of 1.6.

In the last 2 head-to-head matches, Uchiyama won 2 matches, drew 0 matches, lost 0 matches, and goals 2:0. (average 1:0).

Form

✺ - easy match; ✺ - difficult match;

- Yasutaka Uchiyama
ATP Challenger
18.11.25	Yasutaka Uchiyama - Michael Vrbensky	2:0 ✺
16.11.25	Yasutaka Uchiyama - Tsung-Hao Huang	2:0 ✺
11.11.25	Oliver Crawford - Yasutaka Uchiyama	2:1 ✺
05.11.25	Yasutaka Uchiyama - Hugo Grenier	1:2 ✺
03.11.25	Kaylan Bigun - Yasutaka Uchiyama	0:2 ✺
Form Coefficient (based on results and difficulties of last matches) - 3.7 WWLLW
- Rei Sakamoto
ATP Challenger
18.11.25	Maxim Zhukov - Rei Sakamoto	0:2 ✺
17.11.25	Kasidit Samrej - Rei Sakamoto	0:2 ✺
13.11.25	Chun Hsin Tseng - Rei Sakamoto	2:1 ✺
11.11.25	Hynek Barton - Rei Sakamoto	1:2 ✺
10.11.25	Max Basing - Rei Sakamoto	1:2 ✺
Form Coefficient (based on results and difficulties of last matches) - 8.2 WWLWW

Latest Head to Head

ATP Challenger
24.11.24	Yasutaka Uchiyama - Rei Sakamoto	Canceled
11.11.23	Yasutaka Uchiyama - Rei Sakamoto	2:0

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