In the following explanation, “winner” will be used to refer to the player who has
called Mah-Jong and won the session. However, points are also awarded to the other
participants and it is possible one of these may end up better off than the so-called
If the winner has gone out with a special hand then his score is the score of that
special hand, with possibly extra points from any bonus tiles. Otherwise calculating
his score is a two stage process, as it is for the other players.