Chinese Official Mahjong

Chinese Official Mahjong · 8 pt

Out with Replacement Tile in Chinese Official Mahjong (MCR): Points, Conditions and Examples

Out with Replacement Tile example: 2-3-4 characters, 5-6-7 characters, 2-3-4 bamboo, a pair of 9 dots, and a concealed kong of 6 dots whose replacement tile, a 4 bamboo, wins

In Chinese Official Mahjong, Out with Replacement Tile (杠上开花, "blossom on the kong") is worth 8 points: after declaring a kong you take a replacement tile from the wall, and that tile completes your hand. On its own it reaches the 8-point minimum; under the non-repeat principle Self-Drawn is not counted.

Concealed kong of 6 dots, the replacement tile is a 4 bamboo, and you win by self-draw
On this page
  1. The conditions
  2. What it does not combine with
  3. Scoring examples
  4. How often it happens
  5. When to declare a kong
  6. In other mahjong styles
  7. FAQ

The conditions

What it does not combine with

Scoring examples

Both hands are scored live by this site's scoring engine — the same one the game uses.

Out with Replacement Tile8
Fully Concealed Hand4
Concealed Kong2
Mixed Double Chow1
Short Straight1
No Honors1
Total17 pt

Reaches the 8-point minimum — a legal win.

Not counted (implied by a bigger fan): Self-Drawn

Concealed kong of 6 dots, replacement tile 4 bamboo: Out with Replacement Tile plus Fully Concealed Hand, Concealed Kong, Mixed Double Chow, Short Straight and No Honors; Self-Drawn not counted.
Out with Replacement Tile8
Mixed Double Chow1
Short Straight1
Melded Kong1
No Honors1
Total12 pt

Reaches the 8-point minimum — a legal win.

Not counted (implied by a bigger fan): Self-Drawn

A chow claimed, an exposed kong of 6 dots, replacement tile 4 bamboo: Out with Replacement Tile plus Melded Kong, Mixed Double Chow, Short Straight and No Honors. Without the replacement win it would be only 5 points and not a legal win.

How often it happens

You need a kong first, and then the one replacement tile has to be your winner. In 4,000 computer games on this site there were 3,849 wins and 12 were Out with Replacement Tile (0.31%). The count is small, so take it as a rough indication.

When to declare a kong

To try it, play MCR online — kong replacements and Out with Replacement Tile are scored automatically.

In other mahjong styles

FAQ

How many points is Out with Replacement Tile?

8 points in Chinese Official Mahjong — enough for the minimum on its own. Self-Drawn is not added.

Does a win on a flower replacement count?

No. Only the replacement drawn after a kong counts; winning on the tile drawn after a flower is an ordinary self-draw.

Does the kong still score?

Yes. Melded Kong (1) or Concealed Kong (2) is counted as usual; only Self-Drawn drops out.

Try it at the table

Chinese Official Mahjong — Play Chinese Official Mahjong (Mahjong Competition Rules, MCR) free in your browser against three computer opponents. 8-point minimum, all 81 fan scored automatically with the official non-repeat rules. No sign-up, works on phone and desktop.

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