Welcome to the home page of the American Riichi Association!

We are the board for riichi mahjong in the United States of America. We certify and issue guidance for clubs hosting tournaments; support and offer resources for clubs aiming to start up or grow their playerbases; and manage the USA player selection process for the World Riichi Championship (WRC).

Want to join the conversation with other players and community leaders across the country? Join our Discord!

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What’s Happening Around the USA

This winning hand in all-last was submitted to us by the team at @queencityriichi from one of their recent meetups. Send us your fun hands! Congrats to Austin on this great hand!

@riichi_noco recently hosted a “new year, new hobby” event & 16 new people attended, giving them a packed venue & lots of community growth. We love the name of their event. Tell us about how your club is bringing in new players for 2026. We love hearing your creative ideas!

Registration is now open for the Oklahoma Open! Check their website for more details: https://oklahomamahjong.com/tournament/

Congratulations to the Top Eight from last weekend’s Sparrow’s Nest Open in NYC!

Free play last night before this weekend’s Sparrow’s Nest Open. Good luck to all participating in this weekend’s tournament!

It was a great weekend to get a Yakuman! These were spotted at @nycriichinomi @theyakumen.chicago and @dcriichimahjong

@vegasdragonsmahjongclub is busy this weekend spreading the mahjong love!

The @kc_riichi club set up at a convention this weekend and had a great time introducing new players to our favorite game. Conventions can be a great way for your club to meet new potential players in the community. Do you regularly attend or set up games at cons?

A great weekend of mahjong was held in Philadelphia with @philly_mahjawn hosting their tournament. Congratulations to all who participated, including Austin from @nycriichinomi who took 1st place!

Players are descending upon Philadelphia for the @philly_mahjawn Open! Pictured is a group of competitors getting in a bit of Friday night play before the tournament starts on Saturday. Good luck to everyone!