Rules · Variants · Strategy

Learn Mahjong Rules, Strategy & Free Online Games

The definitive field guide to mahjong rules, regional variants, and strategy.

Mahjong field guide diagram An abstract top-down table using circle and bamboo tiles, a wall, dice, and English labels. THE WALL DRAW SOURCE DOTS NUMBERED SUIT DICE SETUP TOOL NS WE
At a glance Numbered suits, the wall, dice, and seat order—mapped before your first hand.
Structured study

The Learning Path

Start with the rules shared across variants, then move into the scoring and strategy used at your table.

  1. 01

    Choose your ruleset

    Identify what your group plays before memorizing scoring or special hands.

  2. 02

    Learn the turn

    Draw, improve, discard, and understand when another player may claim a tile.

  3. 03

    Build a legal hand

    Recognize sets, pairs, and the exceptions that make your variant distinct.

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Ruleset index

Compare Mahjong Variants

See what changes before you choose a guide.

Ruleset Defining difference Open guide
American Jokers, Charleston, and a yearly hand card Guide
Hong Kong Fast turns and fan-based scoring Guide
Riichi Yaku, riichi declarations, and defense Guide
MCR Competition rules with 81 scoring elements Guide
Playable examples

Play Mahjong Online

Games open in place with provider and source details shown below each frame.

01 Mahjong Solitaire Explore game 02 Free Mahjong Online Explore game 03 Online Mahjong Explore game 04 Best Mahjong Games Explore game
Wiki sections

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Jump to rules, reference entries, strategy, or tools.

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Learn the Rules First

Begin with the shared turn structure, then choose the ruleset used at your table.

Start Learning