It is a success to erase the two tiles of the same type, if you take all of the tiles.
We enlarge so you can see that you touch many tiles on the small screen of a smartphone.
Pai is different each time is displayed in a random order.
Erase and tied (Magareru up to two times) within three tiles where there is no straight line through the other two tiles of the same type.
Sichuan, take two angles