VIP bonuses for HighRollers

Betsson

Sports betting, online casino, poker, scratch cards and more!

Welcome offer:

100% Bonus up to

$100

+ 50 free spins

Bonus on first deposit

Terms & Conditions apply ·  Play responsibly

Access restricted in the United States

We regret to inform you that Betsson is not currently accepting registrations from users in the United States.

Click to select your country and customize your experience 

Betsson

Sports betting, online casino, poker, scratch cards and more!

  • 100% bonus up to $100 + 50 free spins with your first deposit (New customers)
  • Bonus available on your second purchase
  • Bonus available on your third deposit
  • Japanese players are accepted
  • Play directly in your browser – No software installation needed
  • Games for mobile devices · Play casino games on your smartphone or tablet
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  • Online sports betting
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  • Tested and certified by Casino Bonus Center · Rating: 4.8/5
  • Popularity: This offer has been claimed by 82 visitors so far this month.
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*Please note that Betsson is not available in the United States.

Zodiac Casino

80チャンスは億万長者になるために!

Welcome offer:

80

free spins

Bonus on first deposit

Terms & Conditions apply ·  Play responsibly

Access restricted in the United States

We regret to inform you that Zodiac Casino is not currently accepting registrations from users in the United States.

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Zodiac Casino

80チャンスは億万長者になるために!

  • 80 free spins with your first deposit (New customers)
  • Bonus available on your second purchase
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  • Japanese players are accepted
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*Please note that Zodiac Casino is not available in the United States.

bitStarz

Claim 180 Free Spins, Up to ¥50,000 in Bonuses + 20 no-deposit free spins!

Sign-up Bonus:

20

free spins

No deposit required

Terms & Conditions apply ·  Play responsibly

Access restricted in the United States

We regret to inform you that bitStarz is not currently accepting registrations from users in the United States.

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bitStarz

Claim 180 Free Spins, Up to ¥50,000 in Bonuses + 20 no-deposit free spins!

  • 20 free spins · No deposit required
  • 100% bonus up to ¥10,000 + 180 free spins with your first deposit (New customers)
  • Bonus available on your second purchase
  • Bonus available on your third deposit
  • Japanese players are accepted
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  • Over $15,882,823 in Jackpots by Games Global
  • Tested and certified by Casino Bonus Center · Rating: 4.6/5
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*Please note that bitStarz is not available in the United States.

betsafe

Experience the thrill of sports betting and the excitement of the best casino games
Learn more about betsafe

Terms & Conditions apply ·  Play responsibly

Access restricted in the United States

We regret to inform you that betsafe is not currently accepting registrations from users in the United States.

Click to select your country and customize your experience 

betsafe

Experience the thrill of sports betting and the excitement of the best casino games

  • 100% bonus up to $200 + 200 free spins with your first deposit (New customers)
  • Japanese players are accepted
  • Play directly in your browser – No software installation needed
  • Downloadable games are also available
  • Games for mobile devices · Play casino games on your smartphone or tablet
  • Live Casino · Play against real croupiers at betsafe
  • Online sports betting
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  • Tested and certified by Casino Bonus Center · Rating: 4.5/5
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*Please note that betsafe is not available in the United States.

Grand Mondial

ジャックポットが当たる150回のチャンスをゲット

Welcome offer:

150

free spins

Bonus on first deposit

Terms & Conditions apply ·  Play responsibly

Access restricted in the United States

We regret to inform you that Grand Mondial is not currently accepting registrations from users in the United States.

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Grand Mondial

ジャックポットが当たる150回のチャンスをゲット

  • 150 free spins with your first deposit (New customers)
  • Bonus available on your second purchase
  • Japanese players are accepted
  • Accepts Bitcoin and other cryptocurrencies
  • Play directly in your browser – No software installation needed
  • Downloadable games are also available
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  • Live Casino · Play against real croupiers at Grand Mondial
  • Over $8,661,371 in progressive jackpots
  • Tested and certified by Casino Bonus Center · Rating: 4.5/5
  • Popularity: This offer has been claimed by 116 visitors so far this month.
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*Please note that Grand Mondial is not available in the United States.

NordicBet

Experience the ultimate Nordic casino and sports betting!

Welcome offer:

100% Bonus up to

€500

+ 100 free spins

Bonus on first deposit

Terms & Conditions apply ·  Play responsibly

Access restricted in the United States

We regret to inform you that NordicBet is not currently accepting registrations from users in the United States.

Click to select your country and customize your experience 

NordicBet

Experience the ultimate Nordic casino and sports betting!

  • 100% bonus up to €500 + 100 free spins with your first deposit (New customers)
  • Japanese players are accepted
  • Play directly in your browser – No software installation needed
  • Games for mobile devices · Play casino games on your smartphone or tablet
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  • Online sports betting
  • Play poker online at NordicBet – Online poker room
  • Tested and certified by Casino Bonus Center · Rating: 4.3/5
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*Please note that NordicBet is not available in the United States.

PlayOJO

Get 50 free spins straight into your account. Everything paid in cash, no wagering requirements!

Welcome offer:

50

free spins

Bonus on first deposit

Significant Terms: 18+. First deposit only. Min. deposit $10. 50 Free Spins on Book of Dead slot. Each free spin valued at $0.10. OJO's Reward and Game Play Policy Applies. · Terms & Conditions apply ·  Play responsibly

Access restricted in the United States

We regret to inform you that PlayOJO is not currently accepting registrations from users in the United States.

Click to select your country and customize your experience 

PlayOJO

Get 50 free spins straight into your account. Everything paid in cash, no wagering requirements!

  • 50 free spins with your first deposit (New customers)
  • Japanese players are accepted
  • Play directly in your browser – No software installation needed
  • Games for mobile devices · Play casino games on your smartphone or tablet
  • Live Casino · Play against real croupiers at PlayOJO
  • Tested and certified by Casino Bonus Center · Rating: 4.1/5
  • Popularity: This offer has been claimed by 101 visitors so far this month.
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*Please note that PlayOJO is not available in the United States.

Top 10 Online Casinos in Japan (March 2025)

Expert-Rated Real Money Casinos with Top Bonuses

Looking for the best online casinos in Japan? Our expert team has tested and reviewed hundreds of real money gambling sites to bring you the top 10 choices for March 2025. Zodiac Casino, bitStarz, and King Billy Casino lead our rankings, standing out for their extensive selection of high-paying slots, immersive live dealer tables, exclusive bonuses, and lightning-fast payouts.

Browse our expert-ranked list below and claim your exclusive welcome bonus today!

Online Casinos JapanWelcome Bonus
80 free spins
Bonus of 100% up to ¥10,000 and 180 free spins
Bonus of 100% up to $500 and 100 free spins
Bonus of 100% up to $400
Bonus of 100% up to $300 and 100 free spins
Bonus of 100% up to $1,000
Bonus of 100% up to $100 and 50 free spins
150 free spins
Bonus of 100% up to $200 and 200 free spins
Bonus of 100% up to $200

* Terms & Conditions Apply ·  Play responsibly

With nearly two decades of experience in the industry, CasinoBonusCenter.com has been analyzing and comparing online casinos since 2006. Our dedicated team of professionals has handpicked the most trusted casinos for Japanese players to ensure you get the biggest sign-up bonuses, top-tier games, and the most rewarding loyalty programs.

Restrictions for the United States

Online gambling laws vary across U.S. states. Some have deemed it illegal, others have yet to address its legality, and a few have regulated and legalized it.

CasinoBonusCenter.com does not endorse or facilitate the use of its links or information in regions where it's considered illegal.

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