Toitsu: Difference between revisions

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'''Toitsu''' {{kana|対子}} are generic tile pairs. They may occur at any time during the development of a hand.  Regardless, every hand requires at least [[jantou|one pair]] for completion, even [[kokushi musou]].
'''Toitsu''' {{kana|対子}}, meaning '''pairs''', are a set of two identical tiles. Every hand, including [[kokushi musou]], requires at least [[jantou|one pair]] to win. Pairs can also be turned into [[triplet]]s if a third tile is obtained.


== Fu ==
== Fu ==
{{main|Scoring}}
{{main|Scoring}}


Specific tile pairs generate fu. Pairs of [[yakuhai]] tiles count for 2 fu.
Having a pair of [[yakuhai]] tiles is worth [[fu]].
 
*A pair of normal yakuhai ([[dragon]]s, [[seat wind]], [[round wind]]) is worth 2 fu
*A pair of double yakuhai (wind that is both round and seat wind) is worth either 2 fu or 4 fu, depending on the [[Scoring variations#Double wind fu|ruleset]].


==Chiitoitsu==
==Chiitoitsu==
{{main|Chiitoitsu}}
{{main|Chiitoitsu}}


One yaku is specifically defined as a collection of pairs.  Chiitoitsu is directly translated as "seven pairs".
[[Chiitoitsu]], literally "seven pairs", is a [[yaku]] defined as a collection of seven pairs.


== External links ==
== External links ==
[[Category:Terminology]]
[[Category:Terminology]]

Latest revision as of 06:52, 14 August 2024

Toitsu 「対子」, meaning pairs, are a set of two identical tiles. Every hand, including kokushi musou, requires at least one pair to win. Pairs can also be turned into triplets if a third tile is obtained.

Fu

Having a pair of yakuhai tiles is worth fu.

  • A pair of normal yakuhai (dragons, seat wind, round wind) is worth 2 fu
  • A pair of double yakuhai (wind that is both round and seat wind) is worth either 2 fu or 4 fu, depending on the ruleset.

Chiitoitsu

Chiitoitsu, literally "seven pairs", is a yaku defined as a collection of seven pairs.

External links