All practice modesAmerican Mahjong · practice beta

Learn the card, then play the table.

A guided American Mahjong practice hand with 152 tiles, the Charleston, and Jokers—built for players learning the variant in English.

Original practice patternBeta
IMMAHJONG PRACTICE BOARDTRIAD HARMONY · 25
SAME-NUMBER GROUPS333 C·333 B·333 D·EEE·RR
same number · 3 suits one wind group natural dragon pair

A copyright-safe learning board.

This beta uses original immahjong training patterns. It does not reproduce or replace any official annual American Mahjong card.

152 tiles

The familiar suits and honors, plus eight Flowers and eight Jokers.

Charleston first

Practice passing three tiles right, across, and left before normal play begins.

Jokers have limits

Never pass a Joker. In play, use one only in eligible sets of three or more—not in singles or pairs.

New practice table

Choose your teaching pace.

You sit East against three rule-following bots. The same American rules validate every seat.

Bot difficulty
Pattern-aware tableBots keep stronger groups, protect flexible tiles, and put more pressure on your practice goal.
Bot play speed

A comfortable pace once the Charleston feels familiar.

Contextual tipsExplain each pass, draw, Joker rule, and legal discard.
  • Guided Charleston passes
  • Original practice pattern matching
  • Deterministic bots using only public information
Start American practice Open American calculator

Practice beta: rules and bot strategy will continue to expand. No official annual card is included.