Four bamboo sticks representing stability and foundation.
Four symbolizes stability, as it represents the four directions and the solid foundation of a square.
Bamboo Suit
Match with an identical tile. Both tiles must be free (no tile on top, at least one open side).
4 identical tiles per standard set
Mid-range Bamboo tiles like 4 are common in layouts. Clear them when convenient to open paths to hidden tiles.
Explore all tiles in the Mahjong Tile Guide to learn matching strategies for every suit.