It is a game that takes the same two kind of tiles by a couple.
Rule
1.If either of the mah-jong tiles right and left has become empty, it is possible to take it.
2.The tile that narrows the right and left cannot be taken.
3.If all tiles are taken, it is an end.
4.Time until ending is registered in the video arcade.
*The function to see the hidden tile was added.