Matteo Arnaldi vs Rei Sakamoto Betting Tips & Live Stream - Sakamoto to Claim First Top 50 Win at ATP Tokyo
Matteo Arnaldi enters ATP Tokyo in poor form, losing 9 of his last 11 hard court matches, while wildcard Rei Sakamoto seeks his first Top 50 win. Although Sakamoto is 0-3 against Top 50 rivals, he has shown improvement and consistency on serve. With Arnaldi's struggles and Sakamoto's upward trajectory, we are tipping the Japanese prospect to cause an upset in the opening round. The match can be streamed live via Stake for registered users.
- Arnaldi has lost 9 of his last 11 matches on hard courts
- Sakamoto has limited experience on the ATP Tour
- I am backing the wilcard to pick up his first Top 50 win
Matteo Arnaldi v Rei Sakamoto Live StreamWatch live online at bet365 > Tennis > ATP Tokyo. T&Cs apply.
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Matteo Arnaldi is 2-7 on hard courts this year and comes to Tokyo after three straight defeats. Rei Sakamoto has shown some positive signs against Top 50 players and can win in Tokyo.
| Matteo Arnaldi | Rei Sakamoto | |
|---|---|---|
| Nationality | Italy | Japan |
| Age | 25 (22 February 2001) | 20 (24 June 2006) |
| Height | 6'1" (1.85m) | 6'4" (1.93m) |
| Plays | Right-Handed | Right-Handed |
| Ranking | 37 | 137 |
| Career High | 30 (August 2024) | 133 (September 2021) |
| ATP Tour Titles | 0 | 0 |
| ATP Tokyo Best Result | First Round (2024) | First Appearance |
HTH
Rei Sakamoto is 1-0 against Matteo Arnaldi.
| Year | Event | Surface | Round | Winner | Score |
|---|---|---|---|---|---|
| 2025 | Shanghai Masters | Hard | R128 | Arnaldi | 7-6 6-4 |
Arnaldi Struggling on Hard Courts
Matteo Arnaldi had a shocking start to the year and dropped out of the Top 100 as a result. He won the Cagliari Challenger before going on a great run at the French Open.
The Italian spent a lot of time on court at Roland Garros and the heat caught up with him, withdrawing before a semi-final clash against Flavio Cobolli.
The 25-year-old comes to China after losing seven of his previous nine matches. He has lost three on the spin, all against players outside the Top 50.
Sakamoto Finding his Feet on the ATP Tour
Rei Sakamoto has played 10 career matches on the ATP Tour, going 3-7 with all those wins coming since March. He took the first set off Daniil Medvedev in Miami before going down 6-7 6-3 6-1.
The 20-year-old wasn’t disgraced in the US Open second round, suffering a 6-3 7-6 7-5 loss against Frances Tiafoe.
The wildcard has gone 0-3 against Top 50 players but seen a tie break in each defeat.
How to Watch Matteo Arnaldi vs Rei Sakamoto Live
- Event: 2026 Japan Open
- Round: First Round
- Date: Wednesday 30 September
The Matteo Arnaldi vs Rei Sakamoto match at the 2026 Japan Open is available to stream live for registered users on Stake.
Stake is our top-recommended platform for watching tennis live online. They offer high-definition, low-latency streams alongside competitive in-play betting odds so you can follow every point in real time.
Steps to Stream the Match Live:
- Create an Account: Visit Stake.com via our official link to open an account.
- Fund Your Account: Make a minimum deposit using your preferred payment method.
- Locate the Match: Go to the Tennis tab under Live Events and select Matteo Arnaldi vs Rei Sakamoto.
- Start Streaming: Click the Live Stream icon on the match screen to open the video feed.*
*Geo-restrictions apply. Users must be 18+ and hold a funded account to view live streams. Please gamble responsibly.
ATP Tokyo Live Streams
- Time
- Sport
- Event
- Live
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2026/09/30
02:00:00
AM Tennis Matteo Arnaldi vs Rei Sakamoto
ATP TokyoStream
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2026/09/30
02:00:00
AM Tennis Alejandro Tabilo vs Tommy Paul
ATP TokyoStream
-
2026/09/30
02:00:00
AM Tennis Jiri Lehecka vs Zizou Bergs
ATP TokyoStream
-
2026/09/30
02:00:00
AM Tennis Valentin Vacherot vs Alexander Blockx
ATP TokyoStream
-
2026/09/30
03:30:00
AM Tennis Tomas Martin Etcheverry vs Stefanos Tsitsipas
ATP TokyoStream
-
2026/09/30
07:00:00
AM Tennis Arthur Fils vs Luca Van Assche
ATP TokyoStream
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Verdict
Rei Sakamoto is 0-3 against Top 50 players but doesn’t seem far away from correcting that record. Matteo Arnaldi has been well below his best and is set for an early exit in Tokyo.
Rei Sakamoto Win
Winner
@4/5 - 2 Units
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