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How many tiles in a mahjong set? 136 vs 144
Flower tiles, jokers, racks, and why a 144-tile tourist set is not an NMJL set.
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Tilehaus four-player mahjong deals 136. Solitaire uses 144 faces (including flowers/seasons as extra matching faces in the shuffled set of the 136-copy wall plus flowers when present). The solitaire layout uses the 136-tile identities stacked; see the solitaire rules page for the exact deal.