If you're learning American mahjong, you're joining a story that's well over a hundred years old and spans continents. Knowing a little about that story makes the game richer. It also helps when someone at the table says, "That's not how my grandmother played," because their grandmother may have played a different, equally real version.
Where mahjong began
Mahjong developed in China in the 19th century, during the Qing dynasty. Its exact birthplace and inventor are debated by historians, and you'll find several competing stories. What's clear is that it grew from older Chinese card and tile games, and that it spread quickly, taking on many regional styles along the way. Cantonese, Shanghai, Sichuan, and Taiwanese mahjong are all different games with their own rules, and Japan has its own popular version, riichi.
Many of the tiles still carry their Chinese meanings. The Crak suit, for example, shows the character 萬 (wàn), meaning "ten thousand." The red dragon is 中 (zhōng), "center," and the green dragon is 發 (fā), from the word for prosperity. The four winds are 東 (East), 南 (South), 西 (West), and 北 (North).
How mahjong came to America
Mahjong sets were exported from China to the United States in the early 1920s, and the game became a genuine national craze. Joseph Park Babcock, an American who had lived in China, is often credited with writing a simplified English-language rule book that helped popularize it. Sets sold by the thousands, and mahjong parties were fashionable.
The fad cooled by the end of the decade, and American rules drifted in many directions. Different groups played very differently, which made it hard to sit down with strangers.
The National Mah Jongg League and the card
In 1937, a group of players in New York founded the National Mah Jongg League to standardize the American game. The League introduced the feature that defines American mahjong today: a card of winning hands that changes every year. Instead of building any hand that fits a general formula, American players try to match one of the specific hands on that year's card.
Jewish American women played a central role in this story. The League's founders were Jewish women, and over the following decades the game became a beloved social tradition in Jewish American communities, played at kitchen tables, in community centers, and at summer resorts. Their weekly games carried American mahjong through decades when it was largely out of the mainstream, which is a big part of why it's here for us to enjoy now.
Meanwhile, Chinese American families and communities kept playing Chinese styles all along. Both traditions are part of mahjong's American history.
The key differences at a glance
| Feature | American mahjong | Chinese mahjong (most styles) |
|---|---|---|
| Tiles | 152, including 8 flowers and 8 jokers | Usually 136, or 144 with flowers and seasons |
| Jokers | Yes, 8 wild tiles | Generally none |
| Winning hands | Must match a hand on the current year's card | Typically four sets plus a pair, with special hands depending on the style |
| Charleston | Yes, a tile-passing round before play | No |
| Chows (runs of three) | Not used; groups are identical tiles | Yes, and they can often be claimed from a discard |
| Scoring | Each hand has a printed value; payouts follow simple rules | Points or doubles based on the hand's features; varies widely by style |
| Flowers | Used inside winning hands | Usually set aside for bonus points and replaced |
| Equipment | Racks with pushers are standard | Often played without racks |
Jokers
Jokers are an American addition. They can stand in for any tile in a group of three or more identical tiles, but never in a pair or a single. They also make groups of five or six possible, and they bring in the joker exchange, where you can swap a real tile for a joker in someone's exposure.
The card
The yearly card is what makes American mahjong feel so different. Every spring, players get a new card, and part of the fun is learning a new set of hands together. Learn how it works in our guide to reading the mahjong card.
The Charleston
Before play begins, American players pass tiles to each other in a set pattern. There's nothing like it in Chinese styles. See our Charleston rules or try it in the Charleston simulator.
No chows
In many Chinese styles, a run of three consecutive tiles in one suit, called a chow, is a basic building block. American hands do include number sequences, but they're built from groups of identical tiles, and you can't call a discard to complete a run.
Tiles and equipment
The tiles themselves are close cousins. American sets add jokers, keep eight flowers, and often print small numbers or letters in the corners to help players. You can see the full lineup in our guide to what's in an American set.
The conversation about cultural appropriation
In 2021, a US company drew widespread criticism for selling "refreshed" mahjong sets that replaced traditional tile designs, including the Chinese characters, with new artwork, and for marketing them in a way many people felt dismissed the original game. The backlash was strong, and the company apologized. The episode started a broader public conversation about who gets credit for mahjong and how its history is told.
You don't have to pick a side in every debate to enjoy the game. But it's worth knowing the conversation exists, and it points to something simple: the game we love came from China, and it was carried here and kept alive by many communities. Learning the Chinese names of a few tiles, knowing where the game started, and appreciating that other styles are just as legitimate are all part of loving mahjong well.
Which one should you learn?
Learn the one your friends play. If you've been invited to an American mahjong night, start with the American game: our how to play American mahjong guide and tile quiz are good first steps. If you later sit down at a Chinese or Japanese table, you'll find that the tiles feel familiar, and you'll have a whole new branch of the family to explore.
