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Mahjong Decoded
The directory

Mahjong variants of the world

17 rule sets, from Hong Kong parlours and Japanese professional leagues to Sichuan teahouses, Singaporean animal tiles and the American card — how many play, how many tiles, how big the hand, and how it scores.

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Rule sets

Want the three biggest styles side by side? See Rules compared.

Hong Kong & Southern Chinese

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Tile illustration for Guangdong Push-Down (Tui Dao Hu) mahjong Hong Kong & Southern Chinese

Guangdong Push-Down (Tui Dao Hu)

Guangdong, mainland China

A popular, simple southern style in which any complete hand wins — 'push down' your tiles — with straightforward payments and many local bonus rules.

Players
4
Tiles
136 or 144
Hand
13 (14 to win)
Scoring
Simple fixed payments
Signature
Win with any complete hand
Every Hong Kong-style tile on display Hong Kong & Southern Chinese

Hong Kong / Cantonese

Hong Kong, Guangdong and the Cantonese diaspora

The most widely played Chinese style outside the mainland: four sets and a pair, chows from the left, faan scoring and a table limit.

Players
4
Tiles
144
Hand
13 (14 to win)
Scoring
Faan, doubling to a limit
Signature
Fast play, faan minimum, flowers
Read the full guide →

Mainland Regional

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Tile illustration for Changsha mahjong Mainland Regional

Changsha

Hunan province

A Hunan style using only the three suits, in which an ordinary winning hand usually needs its pair to be a 2, 5 or 8.

Players
4
Tiles
108
Hand
13 (14 to win)
Scoring
Local bonuses for special hands
Signature
Pairs of 2, 5 or 8 required for standard hands
A street game in Chengdu Mainland Regional

Sichuan (Bloody Battle)

Sichuan and Chongqing

Only the three suits are used, each player abandons one suit, and the hand continues until three players have won.

Players
4
Tiles
108
Hand
13 (14 to win)
Scoring
Fan multipliers, play-on after wins
Signature
No honours, no chows, one suit voided
Read the full guide →

Taiwanese

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Tile illustration for Taiwanese Sixteen-Tile Mahjong Taiwanese

Taiwanese 16-Tile

Taiwan and the Taiwanese diaspora

A bigger hand of sixteen tiles makes wins faster and scoring richer; very popular online and at New Year.

Players
4
Tiles
144
Hand
16 (17 to win)
Scoring
Tai plus a base payment
Signature
Five sets and a pair
Read the full guide →

Japanese

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A heap of Japanese mahjong tiles Japanese

Japanese Riichi

Japan and worldwide online

Japan's modern game, with a mandatory scoring pattern, a ready-hand declaration and deep defensive play. Professional leagues and huge online ladders.

Players
4
Tiles
136
Hand
13 (14 to win)
Scoring
Han and fu
Signature
Yaku requirement, riichi, furiten, dora
Read the full guide →
Tile illustration for Three-Player Mahjong (Sanma) Japanese

Japanese Three-Player (Sanma)

Japan

A faster, swingier three-player form of riichi with its own parlours and online ranks.

Players
3
Tiles
108
Hand
13 (14 to win)
Scoring
Han and fu
Signature
Characters 2–8 removed; North as bonus
Read the full guide →

Southeast Asian

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Tile illustration for Filipino Mahjong Southeast Asian

Filipino

The Philippines

A sixteen-tile family game with many local bonuses, central to Filipino holidays and gatherings.

Players
4
Tiles
144
Hand
16 (17 to win)
Scoring
Local bonuses
Signature
Sixteen-tile hands, family house rules
Read the full guide →
A full Malaysian and Singaporean set with animal tiles Southeast Asian

Singaporean & Malaysian

Singapore and Malaysia

Adds animal tiles to the flowers and seasons, with instant payments for some bonus combinations.

Players
4
Tiles
148 or more
Hand
13 (14 to win)
Scoring
Tai with instant bonus payments
Signature
Animal tiles: cat, mouse, rooster, centipede
Read the full guide →
Joker tiles from a Vietnamese set Southeast Asian

Vietnamese (Mạt chược)

Vietnam

Sets include many jokers and special bonus tiles, giving a looser, faster game.

Players
4
Tiles
More than 144
Hand
13 (14 to win)
Scoring
Varies by family
Signature
Many jokers and special tiles
Read the full guide →

American & Western

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Tile illustration for American Mah Jongg Explained American & Western

American (NMJL)

United States

Winning hands come only from the National Mah Jongg League's annual card; the Charleston and jokers make it unique.

Players
4 (3 or 2 by special rules)
Tiles
152
Hand
13 (14 to win)
Scoring
Fixed values on the annual card
Signature
Annual card, Charleston, jokers
Read the full guide →
A 1923 Spanish rule book for Mah-Jongg American & Western

British Rules

United Kingdom

The rules developed by British clubs and writers from the 1920s, still played by some groups.

Players
4
Tiles
144
Hand
13 (14 to win)
Scoring
Points and doubles
Signature
Classical Western scoring
Read the full guide →
Tiles with corner letters and numbers made for Western players American & Western

Western Classical (1920s rule books)

English-speaking world

The doubles-based scoring of the 1920s Western rule books that introduced the game to English speakers.

Players
4
Tiles
144
Hand
13 (14 to win)
Scoring
Base points plus doubles, with a limit
Signature
Babcock-era rules
Read the full guide →
A 1923 Spanish rule book for Mah-Jongg American & Western

Wright-Patterson

United States military communities

A variant named after Wright-Patterson Air Force Base in Ohio, with its own published rules, still played in some communities.

Players
4
Tiles
Varies
Hand
13 (14 to win)
Scoring
Its own published hand list
Signature
Post-war American variant
Read the full guide →

Competition & Modern

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Tile illustration for Chinese Official Mahjong (MCR) Explained Competition & Modern

Chinese Official (MCR / Guobiao)

International tournaments

Published in 1998 for competition: an 81-pattern scoring list and an eight-point minimum. Used for world and European championships.

Players
4
Tiles
144
Hand
13 (14 to win)
Scoring
81 patterns, 8-point minimum
Signature
Skill-focused competition rules
Read the full guide →
A mahjong area at a convention in Lausanne Competition & Modern

Tournament Riichi (international rules)

World and European riichi events

Riichi rules standardised for international tournaments, usually without red fives or with restricted optional yaku.

Players
4
Tiles
136
Hand
13 (14 to win)
Scoring
Han and fu, fixed uma
Signature
Standardised for fair competition
Read the full guide →
Tile illustration for Zung Jung: A Modern Chinese Rule Set Competition & Modern

Zung Jung

Online and club play

A modern Chinese rule set balancing classic hands with clear, compact scoring.

Players
4
Tiles
136
Hand
13 (14 to win)
Scoring
Compact pattern list
Signature
Designed in 2006 by Alan Kwan
Read the full guide →