Mahjong rules around the world

One game, many rule sets. Each variant uses its own tiles, hands, and scoring. Here is each one explained — and compared side by side.

Variant	Played in	Tiles	Scored in
Hong Kong 廣東麻雀 / 香港麻雀	Hong Kong, Guangdong	144	faan (番)
Riichi 麻雀 / リーチ麻雀	Japan, international competitive scene	136	han + fu
Chinese Official 国标麻将	China (competition circuit), international (WMO events)	144	points (the "81 patterns")
Taiwanese 臺灣麻將	Taiwan, diaspora communities	144	tai (台)
American	United States	152	points (card-assigned)
Singaporean	Singapore, Malaysia	148	fan/tai (doubling)

Head-to-head comparisons

Game points only. Mahjiku records mahjong points for a friendly table — no betting, no money, nothing to cash out.

Mahjiku is a live scorekeeper with fully custom house rules — set every value your table plays by. Points only.