Arushiiaru mahjong: Difference between revisions

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Updated the formatting and added optional rules
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(Updated the formatting and added optional rules)
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== Equipment and setup ==
== Equipment and setup ==
All rules of modern riichi mahjong apply, with the following changes:
All tenbou have tenth of their usual value. Only the 500 point, 100 point and 10 point sticks are used.


* All tenbou have tenth of their usual value. Only the 500 point, 100 point and 10 point sticks are used.
All players start with 2000 points:
* All players start with 2000 points:
* Two 500 point sticks
** Two 500 point sticks
* Nine 100 point sticks
** Nine 100 point sticks
* Ten 10 point sticks
** Ten 10 point sticks
== Play ==
* Two dice casts are used during the deal.
The game is played for all 4 rounds.
* There are no dora. Thus, no dora indicator is flipped on the dead wall.
 
[[Kuikae]] is allowed.
 
There is no [[riichi]].
 
There is no iihanshibari; you can win without a yaku.
 
[[Furiten]] only affects dicarded/skipped tiles; other waits can be ronned.


== Play ==
There is no noten bappu or tenpai renchan. There are no honba.
All rules of modern riichi mahjong apply, with the following changes:


* The game is played for all 4 rounds.
There is no [[sekinin barai]].
* There is no riichi.
* There is no iihanshibari; you can win without a yaku.
* There is no tenpai renchan or noten bappu.
** There are no honba.


== Scoring ==
== Scoring ==
There is no bazoro. Thus, different scoring tables are used:
 
=== Fu ===
Fu functions normally, except pinfu tsumo is 22 fu and open pinfu is 20 fu.
 
=== Han ===
There are no dora.
 
=== Scoring tables ===
{| class="wikitable"
{| class="wikitable"
|+Non-dealer scoring table
|+Non-dealer scoring table
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== Yaku ==
== Yaku ==
The list of yaku is reduced. Some yaku have differences in value and definition.
=== 1 han yaku ===
=== 1 han yaku ===


* [[Yakuhai]]
* [[Yakuhai]]
* [[Tanyao]]
* [[Tanyao]]
* [[Pinfu]]
* [[Pinfu]], open pinfu allowed, pinfu tsumo not allowed
** Open pinfu allowed. Pinfu tsumo is not allowed and is counted as 22 fu.
* [[Honitsu]]
* [[Honitsu]]
* [[Toitoi]]
* [[Toitoi]]
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* [[Tsuuiisou]]
* [[Tsuuiisou]]
* [[Chinroutou]]
* [[Chinroutou]]
* [[Chuuren]]
* [[Chuuren]], junsei only
** Junsei only.
* [[Tenhou]]
* [[Tenhou]]
* [[Chiihou]]
* [[Chiihou]], win from the dealer's first discard
** Win from the dealer's first discard.
 
== Optional and obsolete rules ==
 
=== Furiten ===
Player can declare to be in furiten, when reaching tenpai. After this call, the player can ron the discarded tile.
 
=== Honba ===
A rule similar to honba can be used:
 
* Each renchan adds 300 points to the winning hand.
* During renchan, the rule of iihanshibari is used.
 
=== Scoring ===
Fu may not be rounded up. In this case, the final score can be rounded up, or 2 point sticks can be used.
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