Chinese vs American vs Riichi Mahjong
Mahjong is not one universal ruleset. Chinese regional forms, American Mah Jongg and Japanese Riichi share recognisable tile families, but they can differ in equipment, calls, legal hands, scoring and table procedure.
The practical lesson is simple: choose the game first, then choose the set and learning material that support it.
This comparison is a route map, not a substitute for a complete rulebook. “Chinese-style” covers several regional systems; American organisations publish their own materials; and Riichi competition bodies define detailed procedures. A local club may use a named variation, so ask before assuming that a familiar term has exactly the same effect.
Chinese-style Mahjong
“Chinese-style” is a broad product and learning description, not the name of one complete rulebook. Many Chinese forms use the three numbered suits, Winds and Dragons. Many physical sets also contain Flowers and Seasons, giving a 144-tile set.
Regional rules can differ over the treatment of bonus tiles, minimum scores, special hands, dealer rotation and payments. A beginner guide should therefore say which framework it introduces and point players back to an agreed rule reference for scoring.
Wind & Honour uses “Chinese-style” to distinguish The Club Set from American Mah Jongg equipment. It does not claim that every Chinese table plays the same rules.
The 136-tile core of three suits, Winds and Dragons is a useful point of recognition. Many Chinese-style physical sets add Flowers and Seasons to reach 144 tiles. Whether all of those tiles enter play, how bonus tiles are replaced and which hands score depend on the chosen system.
Calls are often translated into English as chow, pung and kong, although spellings vary. That shared vocabulary can help a beginner, but priority rules, minimum scores and payments must still be learned from the actual rulebook. Family and social tables may also follow practices passed down within the group.
American Mah Jongg
American Mah Jongg has a distinct organised format. The National Mah Jongg League publishes an annual card of standard hands and rules. Its official overview also identifies jokers and the Charleston — a starting exchange of tiles — as characteristic differences.
Because the hand card changes annually, players need the current card rather than only a generic list of winning shapes. American sets are commonly sold with the tile mix and racks expected by that community.
A Chinese-style 144-tile set should not be marketed as American-compatible without checking the exact tile breakdown and equipment requirements.
American play is not defined by adding jokers to an otherwise unchanged Chinese ruleset. The annual card identifies the hands being pursued, and the Charleston creates an opening passing procedure. Racks and pushers are commonly used at American tables. A new player should obtain the current card and learn from material written for that season and organisation.
Riichi Mahjong
Riichi is a Japanese form. The European Mahjong Association’s competition rules describe 34 basic tile types with four copies of each, making a 136-tile set. Flowers, seasons and jokers are not used in those rules.
Riichi has its own scoring vocabulary and procedures, including the declaration from which the game takes its name. Japanese sets may include red fives; a specific rule code decides whether they replace ordinary fives in play.
Riichi also has its own vocabulary for hand value, bonuses and declarations. A complete-looking hand may not be allowed to win without a recognised yaku. Wall procedure includes a dead wall and replacement-draw rules that should not be copied into another form merely because the tile faces look similar.
The European Mahjong Association and World Riichi Championship publish detailed competition rules. Those sources are a better foundation than a short comparison when preparing to enter organised play.
A compact comparison
| Question | Chinese-style | American | Riichi |
|---|---|---|---|
| One universal ruleset? | No; several regional systems | Organised around an annual card and rules | Defined rule codes |
| Common physical count | Often 144; check breakdown | Check jokers and equipment | 136 core tiles |
| Flowers/seasons | Common in many sets; use varies | Check current requirements | Not used in EMA rules |
| Jokers | Depends on regional game/set | Characteristic of American play | Not used in EMA rules |
The opening of a hand
In many forms, four players build walls and use an agreed procedure to choose the dealer, break the wall and deal. The details are not interchangeable. Wall length changes with the number of live tiles, bonus-tile replacement can change the deal, and Riichi defines a dead wall for particular draws.
American Mah Jongg adds the Charleston passing procedure described by the National Mah Jongg League. That is a structural part of its opening, not an optional translation of an ordinary discard. A beginner moving between forms should relearn the setup sequence before focusing on strategy.
Hands, wins and scoring
Four sets and a pair is a useful basic shape in several Mahjong forms, but it is not a universal catalogue of legal hands. Chinese regional systems may recognise special hands and impose a minimum score. Riichi normally requires a yaku in addition to structural completion. American players build hands shown on the current annual card.
A learning path for each form
For a named Chinese system, begin with the tile families and turn rhythm, then learn its particular bonus-tile handling, legal hands and payments. If a family or club is teaching, ask them to name the system or provide the reference they expect.
For American Mah Jongg, obtain the current card, identify the joker rules and learn the Charleston with a teacher or current guide. An old card can still illustrate the format but should not be presented as the current season’s standard hands.
For Riichi, learn the 136-tile wall, calls, furiten, the riichi declaration and the requirement for a yaku from one complete rules code. Scoring terminology becomes easier once these procedural foundations are stable.
Questions to ask a club or teacher
- What is the full name or link for the rules you use?
- How many tiles enter the live wall?
- Are Flowers, Seasons, jokers or red fives used?
- Which calls are allowed, and how are competing calls prioritised?
- Is a minimum score, yaku or current hand card required to win?
- Which accessories should a learner bring?
Which set should you choose?
Ask the group what they plan to play. If the answer is vague, decide on one ruleset before purchasing. Then compare the complete tile breakdown, any annual card or accessories required, the terminology used in the instructions and whether the product page names the intended Mahjong style clearly.
The Club Set is sold as a Chinese-style 144-tile set and not as an American Mah Jongg set. The Table Mat is a playing surface and does not determine the ruleset.
If you have not chosen a game yet, read a complete source for each form and watch or attend a teaching session before buying. If you already have a regular group, their named rules should control the decision. The most useful set is the one whose verified contents match the game actually played.
For a product-neutral checklist, continue with How to Choose a Mahjong Set in the UK. For the suits and honours themselves, read Mahjong Tiles Explained.
Sources
- European Mahjong Association: Riichi Competition Rules
- World Riichi Championship: WRC Rules
- National Mah Jongg League: About the game
- Wind & Honour Editorial Standards
Updated 25 August 2026.