Ma san, why I can't ron?

If you want to ron/zimo with pong or chi, you must fulfill any Yaku. Here are the Yakus you can use if you already made pong or chi in the game.

1. Dragon Tiles

You have 3 or 3 or 3 .

2. Wind Tiles

It depends on the position comparing to the dealer. If you are dealer, you should collect 3 , next person 3 , next person 3 , last person 3 .

3. Halftime Tiles

Like soccer, one mahjong game has 1st half and 2nd half. In the 1st half, you should collect 3 , in the 2nd half, you should collect 3 .

4. Tanyao

You only use ~ , ~ , ~ .

5. One Color

Only keep one kind of three basic tiles. If you want to win with ~ , throw all ~ and ~ . Honor tiles can be kept but without honor tiles you'll get higher score.

6. Full House

Keep one pair and four triple, for example:

7. Carrying 19

All the basic tiles you use must be the combination with 1 or 9. Honor tiles can be kept but without honor tiles you'll get higher score. For example:

8. Penetration

You have 3 straights as 123, 456, 789 of same kind of tiles. Notice, even you have 1-9, it won't be valid until they are straights as 123, 456, 789! For example:

9. Same Straight in 3 Colors

You have 3 same straights in different colors. For example:

10. Same Triple in 3 Colors

You have 3 same triples in different colors. It's very difficult to finish though. For example: