Page 4 of 20 · Software providers: 476
This list includes the number of casinos powered by each provider, and the number of online casinos where you can play for free. The list is sorted by number of casinos.
* Note: Some casino software providers have restrictions on where their games can be offered.
| Software | Casinos | Free coupons | Rating |
|---|---|---|---|
| OnAir Entertainment
(Games Global) |
40 Reviewed Casinos
|
Explore 8 Free Bonuses
|
3.9 / 5 |
| Aurum
(Aurum Signature Studios) |
39 Reviewed Casinos
|
Explore 3 Free Bonuses
|
3.8 / 5 |
| Leap Gaming
(Leap Gaming - Virtual Games) |
39 Reviewed Casinos
|
Explore 8 Free Bonuses
|
3.9 / 5 |
| Neko Games
(Games Global) |
39 Reviewed Casinos
|
Explore 4 Free Bonuses
|
3.8 / 5 |
| Infinity Dragon
(Infinity Dragon Studios) |
38 Reviewed Casinos
|
Explore 3 Free Bonuses
|
3.8 / 5 |
| Slotmill |
38 Reviewed Casinos
|
Explore 5 Free Bonuses
|
4.0 / 5 |
| Novomatic
(Greentube Entertainment) |
37 Reviewed Casinos
|
Explore 11 Free Bonuses
|
4.0 / 5 |
| Belatra Games |
36 Reviewed Casinos
|
Explore 12 Free Bonuses
|
3.8 / 5 |
| BF Games
(BeeFee Games) |
36 Reviewed Casinos
|
Explore 9 Free Bonuses
|
3.9 / 5 |
| Hammertime Games
(Games Global) |
36 Reviewed Casinos
|
Explore 3 Free Bonuses
|
3.8 / 5 |
| Ino Games
(Games Global) |
36 Reviewed Casinos
|
Explore 3 Free Bonuses
|
3.8 / 5 |
| Nailed It!
(Nailed It! Games) |
36 Reviewed Casinos
|
Explore 3 Free Bonuses
|
3.8 / 5 |
| Oros Gaming |
36 Reviewed Casinos
|
Explore 3 Free Bonuses
|
3.8 / 5 |
| Area Vegas |
35 Reviewed Casinos
|
Explore 3 Free Bonuses
|
3.8 / 5 |
| ReelPlay
(ReelPlay - Chance Interactive) |
35 Reviewed Casinos
|
Explore 9 Free Bonuses
|
3.9 / 5 |
| Revolver Gaming |
35 Reviewed Casinos
|
Explore 5 Free Bonuses
|
3.8 / 5 |
| Apollo Games
(Apollo Soft s.r.o. Czech Republic) |
34 Reviewed Casinos
|
Explore 6 Free Bonuses
|
3.9 / 5 |
| Betgames.TV |
34 Reviewed Casinos
|
Explore 9 Free Bonuses
|
3.9 / 5 |
| Half Pixel
(Half Pixel Studios [Games Global]) |
34 Reviewed Casinos
|
Explore 2 Free Bonuses
|
3.8 / 5 |
| Wishbone Games |
34 Reviewed Casinos
|
Explore 3 Free Bonuses
|
3.8 / 5 |
| Golden Hero
(Golden Hero Limited) |
33 Reviewed Casinos
|
Explore 8 Free Bonuses
|
3.9 / 5 |
| Spinmatic
(Spinmatic Entertainment) |
33 Reviewed Casinos
|
Explore 9 Free Bonuses
|
3.9 / 5 |
| Caleta
(Caleta Gaming) |
32 Reviewed Casinos
|
Explore 8 Free Bonuses
|
3.8 / 5 |
| Peter and Sons
(Peter & Sons) |
32 Reviewed Casinos
|
Explore 4 Free Bonuses
|
3.9 / 5 |
| Real Dealer Studios
(Games Global) |
32 Reviewed Casinos
|
Explore 3 Free Bonuses
|
3.9 / 5 |
Top 10 Online Casino Bonuses in Japan (December 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 December 2025. BitStarz, Zodiac Casino, and SnatchCasino lead our rankings, standing out for their extensive selection of high-paying slots, immersive live dealer tables, exclusive bonuses, and lightning-fast payouts.
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| Online Casinos Japan | Welcome Bonus |
|---|---|
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* 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.
