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

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 and 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
  • Live Casino · Play against real croupiers at Betsson
  • Online sports betting
  • Play poker online at Betsson – Online poker room
  • Tested and certified by Casino Bonus Center · Rating: 4.8/5
  • Popularity: This offer has been claimed by 48 visitors so far this month.
  • 95 Game Providers: Light and Wonder, Playson, Blueprint Gaming, Old Skool, Slingo Originals, Gamomat, Leander Games, High 5, Genesis, Side City Studios, iSoftBet, RELIGA, and others.

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

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 and third deposit
  • Japanese players are accepted
  • Accepts Bitcoin and other cryptocurrencies
  • 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 Zodiac Casino
  • Over $9,952,791 in Progressive Jackpots
  • Tested and certified by Casino Bonus Center · Rating: 4.6/5
  • Popularity: This offer has been claimed by 98 visitors so far this month.
  • 39 Game Providers: Just for the Win, Area Vegas, SlingShot, Stormcraft, Blue Ring Studios, Snowborn Games, Triple Edge, Infinity Dragon, All For One, Ino Games, Real Dealer Studios, Barstruck, and others.

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

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 and third deposit
  • Japanese players are accepted
  • Exclusive biggest bonuses for Japanese players
  • Accepts Bitcoin and other cryptocurrencies
  • 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 bitStarz
  • Over $18,017,092 in Jackpots by Games Global
  • Tested and certified by Casino Bonus Center · Rating: 4.6/5
  • Popularity: This offer has been claimed by 84 visitors so far this month.
  • 91 Game Providers: BitStarz Originals, Slotopia, Big Time Gaming, Playson, Boomerang Studios, NetEnt, Blue Guru Games, Playtech, VIVO Gaming, Gaming Corps, Booongo, Onlyplay, and others.

betsafe

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

Terms & Conditions apply ·  Play responsibly

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
  • Play poker online at betsafe – Online poker room
  • Tested and certified by Casino Bonus Center · Rating: 4.5/5
  • Popularity: This offer has been claimed by 102 visitors so far this month.
  • 138 Game Providers: Relax Gaming, TouchStone Games, High 5, Fortune Factory, Playtech, Bad Dingo, WinFast Games, Wizard Games, Skywind, Print Studios, Apollo Games, MahiGaming, and others.

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

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
  • Games for mobile devices · Play casino games on your smartphone or tablet
  • Live Casino · Play against real croupiers at Grand Mondial
  • Over $9,952,791 in Progressive Jackpots
  • Tested and certified by Casino Bonus Center · Rating: 4.5/5
  • Popularity: This offer has been claimed by 34 visitors so far this month.
  • 39 Game Providers: Gold Coin Studios, Blue Ring Studios, Nailed It!, Just for the Win, Triple Edge, Ino Games, High Limit Studio, Wishbone Games, Games Global, All For One, Switch Studios, Flip Five Gaming, and others.

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

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
  • Live Casino · Play against real croupiers at NordicBet
  • Online sports betting
  • Play poker online at NordicBet – Online poker room
  • Tested and certified by Casino Bonus Center · Rating: 4.3/5
  • 143 Game Providers: PG Soft, Playtech, Slotmill, Pulse 8 Studios, Betradar, Switch Studios, Thunderkick, Apollo Games, Rabcat, Endorphina, TouchStone Games, Silverback, and others.

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

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 127 visitors so far this month.
  • 26 Game Providers: Merkur Gaming, NetEnt, Yggdrasil Gaming, Play n GO, NextGen Gaming, Amaya Cryptologic, Blueprint Gaming, Williams Interactive, GVG Green Valley Games, ELK Studios, Slingo Originals, IGT Interactive, and others.

Top 10 Online Casinos in Japan (April 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 April 2025. bitStarz, Zodiac Casino, 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
Bonus of 100% up to ¥10,000 and 180 free spins
80 free spins
Bonus of 100% up to $500 and 100 free spins
Bonus of 200% up to €1,000 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
Bonus of 100% up to $200 and 200 free spins
150 free spins

* 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.