Mahjong Rules for Beginners: The Complete Guide

Mahjong Rules in One Paragraph

Four players build hands from 144 tiles. Each turn you draw one tile and discard one, trying to complete four sets plus a pair. A set is a triplet or a sequence. When your hand is complete and meets the ruleset’s minimum score, you declare a win. That is the whole game — everything else is detail.

This guide walks through every piece of that paragraph so a brand-new player can sit down and play.

The Tiles

A standard set has 144 tiles: 108 numbered tiles, 28 honours and 8 bonus tiles. The numbered tiles come in three suits — characters (wàn), bamboo (tiáo) and circles (tóng) — each numbered 1 to 9 with four copies.

The honours are the four winds (East, South, West, North) and three dragons (Red, Green, White). Bonus tiles (flowers and seasons) appear in some rulesets and usually give a small bonus rather than forming sets.

The Wall and Dealing

All tiles are shuffled face-down and stacked into a wall of 17 stacks per player. The dealer (East) rolls two dice to choose where to break the wall, then deals 13 tiles to every player. The dealer takes a 14th tile and discards first.

Online, the wall is built and dealt for you automatically — you only manage your hand.

Your Turn

On your turn, draw one tile, study your hand, and discard one tile face-up. You always hold 13 tiles. The discarded tile sits in the middle so everyone can see it — and so everyone can read your strategy.

The rhythm of draw-and-discard is the same across every ruleset, which is why skills transfer between them.

Building Sets: Pong, Chi and Kong

When another player discards a tile that would complete a set in your hand, you may call it instead of drawing:

• Pong — three identical tiles. Callable from any player.

• Chi — three consecutive tiles in one suit. Callable only from the player on your left.

• Kong — four identical tiles. The most powerful call, worth bonus tiles in some rulesets.

Calls expose your hand. An open hand is weaker in most scoring systems, so beginners should call sparingly.

Winning Hands

A winning hand is four sets plus a pair. You win by self-draw (tsumo) or by taking another player’s discard (ron).

Rulesets also require a minimum score: three faan in Hong Kong style, one yaku in Japanese Riichi, eight points in Chinese Official. A complete hand below the minimum is not a winning hand — you keep improving it.

The Main Rulesets Compared

• Hong Kong Mahjong — the easiest entry point. Three-faan minimum, forgiving scoring, the most widely played style outside Japan.

• Japanese Riichi — competitive standard. Concealed hands and riichi declarations score higher; strict yaku requirements.

• Chinese Official (MCR) — international tournament rules. An eight-point minimum demands real hand structure.

• American / Taiwanese / Sichuan — regional variants with jokers, sixteen tiles, or no honours at all.

Start with Hong Kong. When you can win reliably, try Riichi for depth or Chinese Official for structure.

Try It Free

Reading rules only goes so far — the fastest way to learn is to play. Our Hong Kong table deals you in against three computer opponents with a readiness hint and a full score breakdown on every hand. It is completely free, in your browser, no download.