About Mahjong Online The Mahjong game originated in China during the 19th century. Our version is Mahjong solitaire. Matching tiles Mahjong (Mahjongg, Mahjong Solitaire, or Shanghai Solitaire) uses 144 tiles. When you start the game, these tiles are placed in a four-player pattern. You can’t see tiles hidden beneath other tiles. You must remove the upper tiles and expose the tiles...