Rule variations: Difference between revisions

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===Haitei and rinshan===
===Haitei and rinshan===


When a kantsu is declared with exactly one tile left in the live wall, that tile, called the haiteihai, is appended to the dead wall and never drawn. This rule makes the replacement tile the haiteihai, so winning with that tile scores both rinshan kaihou (winning after kan) and haitei raoyui (winning with the last tile).
When a [[kan|kantsu]] is declared with exactly one tile left in the live wall, that tile, called the [[haitei|haiteihai]], is appended to the dead wall and never drawn. This rule makes the replacement tile the haiteihai, so winning with that tile scores both [[rinshan kaihou]] (winning after kan) and [[haitei raoyui]] (winning with the last tile).


ari – Allow this combination. I consider this a bug in the 2012 EMA RCR.
* Ari – Allow this combination. I consider this a bug in the 2012 EMA RCR.
nashi – Do not allow this combination. This is Japanese default.
* Nashi – Do not allow this combination. This is Japanese default.
 
=== Kokushi and rinshan ===
{{main|Kokushi musou}}
{{main|Chankan}}
 
Sometimes, it is allowable for a tenpai kokushi musou to declare ron on an [[Kan|ankan]].


===Tenhou/chihou===
===Tenhou/chihou===
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