AMOS FESTIVAL 2025 in LAS VEGAS
May 30, 31, June 1
AMOS FESTIVAL 2025 in LAS VEGAS is a three-day mahjong festival where you can experience various exciting events all in one venue. With big prizes, cash rewards, the chance to meet famous M.League players, and exclusive merchandise available for purchase, this is the first event of its kind in the USA.
If you participate throughout all three days, the player with the highest total performance will receive the latest Automatic Mahjong Table from AMOS JAPAN! We also offer a special bundled price for the three-day package!
*The Ryuousen USA Qualifier is not included in the total performance, prizes, or bundled price for the three-day event.
Mahjong Stars cup
Friday, May 30, 2025
9 AM – 5 PM
Mahjong Stars is hosting a tournament to show our appreciation to our valued customers and the Riichi Mahjong community in the USA.
The total prize pool is $10,000, consisting of cash and vouchers redeemable at Mahjong Stars. The vouchers can be used for shopping at the Mahjong Stars Cup on May 30 and the AMOS Cup on May 31. They can also be redeemed on the Mahjong Stars website and at the Mahjong Stars Shop within the validity period. *Vouchers cannot be exchanged for cash. *If under 60 participants, the price will change.
The newly designed 2025 AMOS US model, equipped with AUTO HAIPAI, will be used.
Participants will receive lunch, and AMOS Club members are invited to the Dinner Party.
Tournament
4 games (50 minutes + no one-hand)
M.League rule
FEE
$300 Lunch included
3-day Pass Bundle $650
AMOS cup
SATURDAY, May 31, 2025
9 AM – 5 PM
We, AMOS, a proven manufacturer of automatic Riichi Mahjong tables in Japan, are proudly introducing our products, including the newly designed US model, to meet the needs of American players.
To commemorate our first tournament in Las Vegas, we will award AMOS automatic mahjong tables to the 1st, 2nd, and 3rd place winners. *Prizes cannot be exchanged for cash, upgraded, or downgraded. * If under 60 participants, the prizes will change.
After the lunch break, enjoy AMOS TALK with Aiko Hinata Pro, the official AMOS ambassador, as we dive into everything people love about AMOS.
Tournament
4 games (50 minutes + no one-hand)
M.League rule
FEE
$250
3-day Pass Bundle $650
m.league meetup
in las vegas
Sunday, June 1, 2025
9 AM – 5 PM
M.League players are coming to the USA! Every participant will have the chance to play against an M.League player at least once.
【Guest M.League players】
AKASAKA DRIVENS
Ken Sonoda
KADOKAWA SAKURA KNIGHTS
Namba Shibukawa
SHIBUYA ABEMAS
Aiko Hinata
U-NEXT PIRATES
Akina Mizuhara
All participants will receive a gift from M.League! Plus, you can shop for M.League merchandise at the venue and enjoy fun side events. It's an event full of excitement and fun
Tournament
8 East Round games (30 minutes + no one-hand)
M.League rule
FEE
$250
3-day Pass Bundle $650
Ryuousen USA
Qualifiers
May 30, 31, June 1
8 pM – 12 aM
Saikouisen USA presents the Ryuousen USA Qualifiers, a preliminary tournament for the 33rd Ryuousen Main Match, which will be held in Japan in January 2026. The winner of this qualifier will be awarded a seat in the Main Match.
For the past six years, the USA has been challenging Ryuousen. Our results so far:
Year 1: Round 1
Year 2: Round 1
Year 3: Round 1
Year 4: Round 2
Year 5: Round 3
Year 6: Round 2 & 3.
Win your ticket to the Main Match through the USA Qualifiers and take America beyond Round 4 -be the one to change history!
Tournament
2 games 50 minutes each + plus one-hand with same players. The top 2 proceed to the next round.
Saikouisen rule
FEE
$200
The 3-day pass bundle does not apply.
Exciting News from AMOS FESTIVAL
We are thrilled to announce that recorded matches from AMOS FESTIVAL will be uploaded with English commentary on the Mahjong Stars YouTube channel after the event.
Live Broadcast for Japan
In addition, we are making an exciting attempt to live-stream the tournament for viewers in Japan!
Special Thanks to Mahjong Watch
This wouldn’t have been possible without the incredible support of Mahjong Watch!
Mahjong Watch is a leading Japanese mahjong media company, actively promoting the game through:
- Organizing the Japanese Student Mahjong Federation
- Collaborating with Mahjong Soul
- Managing the YouTube channel "するしない" (Suru Shinai)
- Driving mahjong outreach & education
A huge thank you to Tarou-san and the Mahjong Watch team for their unwavering support. They have truly gone above and beyond—sending professional equipment and personnel from Japan to help take our event to the next level.
Show your appreciation
Support Mahjong Watch by subscribing to their channel and helping spread the love of mahjong!