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|kanji      = 役牌
|kanji      = 役牌
|english    = Value tiles
|english    = Value tiles
|value      = 1 han per counted meld
|value      = 1 han per counted triplet
|yakuSpeed  = Very fast
|yakuSpeed  = Very fast
|difficulty  = Very easy
|difficulty  = Very easy
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* [http://tenhou.net/0/?log=2012120416gm-0009-0000-20a78337&tw=3&ts=12 Double West]
* [http://tenhou.net/0/?log=2012120416gm-0009-0000-20a78337&tw=3&ts=12 Double West]
}}
}}
'''Yakuhai''' {{kana|役牌}} is a group of [[List of yaku|yaku]] that focus on [[jihai]], or honor tiles.  Along with [[tanyao]], these yaku are one of the easiest and most frequently occurring yaku in the game.
'''Yakuhai''' {{kana|役牌}}, or '''Fanpai''' {{kana|飜牌}}, is a group of 1 [[han]] [[yaku]] scored for completing a [[mentsu|group]] of [[jihai|honor tiles]].  Along with [[tanyao]] and [[riichi]], these yaku are the easiest and most frequently occurring yaku in the game. [[Sangenpai|Dragon tile groups]] always count for yakuhai. [[Kazehai|Wind tiles]] only count for yakuhai if they are the [[round wind]] or the player's [[seat wind]]; other winds are considered offwind or '''otakaze''' {{kana|客風}} and do not grant a yaku or any han, though they may still form valid triplets for the purpose of making four sets and a pair for a complete hand.


==Tile patterns==
==Tile patterns==
 
{| class="wikitable" align=right style="margin:0.5em" width=30%
To simply put, a player attaining a triplet of the appropriate honor tiles automatically produces yaku worth one han per qualifying honor triplet.  Upon attaining yakuhai, the rest of the hand may be formed as any composition: open, closed, and whatever [[mentsu|meld]] that helps complete the hand.
 
{{#mjt:345p999m1114z}} {{#mjt:7'89s}} Agari: {{#mjt:4z}}
 
==Rules==
{| class="wikitable" align=right style="margin:0.5em"
|-
|-
! Yakupai !! Kanji !! Yakupai !! Kanji
! Yakupai !! Kanji !! Yakupai !! Kanji
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| Red dragon || 役牌 中 || White dragon || 役牌 白
| Red dragon || 役牌 中 || White dragon || 役牌 白
|}
|}
Yakuhai are dependent among the different honor tiles.  In the case of [[sangenpai]] (dragon tiles), any player may collect a set of either tile and attain the yaku for that tile.  With regards to [[kazehai]] (wind tiles), yakuhai counts for the players in relation to their current [[jikaze|wind seating]] and/or the current wind round.


Players are assigned a particular '''wind seat''', or'''[[jikaze]]''' {{kana|自風}}, relative to the dealer position, who is always seated East. As a note, players need to remember the wind order of: '''East, South, West, and North''' {{kana|東、南、西、北}}, which is always the turn order barring calls for [[pon]] or [[kan]].
All that is required for yakuhai is a single [[koutsu|triplet]] or [[kantsu|quad]] of an eligible tile. The three [[sangenpai|dragon tiles]] are always eligible, but among the wind tiles, only the [[bakaze|round wind]] and the player's [[jikaze|seat wind]] are eligible. [[Otakaze|Guest winds]] are ineligible.
 
Yakuhai is not a single yaku but rather a collection of five yaku (one for each dragon, one for the round wind, and one for the seat wind). The five are all compatible with each other and they can be scored in any combination, except that all three dragon yakuhai will lead to [[daisangen]] instead. If the round wind and seat wind are the same, then both are scored for that group.
 
==Examples==
 
:{{#mjt:0000000000666z}} Agari: {{#mjt:0z}}
 
The triplet of the green dragons satisfies the yaku regardless of seating and wind round.


For the seat wind yaku, players must collect their own set of wind tiles.  For this, it is necessary for players to be aware of the current wind seating.  This can easily be noted by paying attention to the dealer position.  If a wind is neither seat nor round wind, it is considered as an '''otakaze''' {{kana|客風}} (''off wind'' or ''guest wind''). A set of such a wind is not counted towards yakuhai.  Open calls for such wind tiles forces players to resort to other yaku for completion.
:{{#mjt:0000000z}} {{#mjt:11'1z}} {{#mjt:000'z}} Agari: {{#mjt:0z}}


Furthermore, the game has an assigned round wind.  Typically, the round wind is denoted by either East or South.  Occasionally, the game moves into [[Shaakyoku|West round]] as well, where the West wind counts as the '''bakaze''' {{kana|場風}}, or '''round wind'''.  Marked by the dealer indicator, the round wind is the same for all players; and it only changes after all players had a chance to sit as East for at least one hand, when the game moves from the East round to the South round. Collecting a set of this wind satisfies the round wind yaku.  Essentially, the round wind functions like the dragon tiles, where any player may collect them and have them counted for yakuhai.  Finally, a tile grouping of the round wind work in conjunction with the wind seating.  When seated as the same wind with the round wind, then the tile group counts double, such as Double East or Double South.
Here, the triplet of the east wind satisfies the yaku if this hand is scored during the [[ba|east round]], or by the [[oya|dealer]] in any round. In the east round, the dealer will score the double east wind as 2 han.


Finally, four yakuman utilizes the honor tile groups.  All three groups of sangenpai in one hand creates [[daisangen]]. The wind tiles can be used for either [[shousuushi]] or [[daisuushii]].  An assorted groups of honor tiles form [[tsuuiisou]].  Both daisangen, shousuushii, or daisuushii can mix with tsuuiisou for [[multiple yakuman|double yakuman]].
:{{#mjt:0000007z}} {{#mjt:55"5z}} {{#mjt:6'666z}} Agari: {{#mjt:7z}}
 
Each of the dragon quads scores 1 han for its own yakuhai. They are scored separately, and the fact that they are quads rather than triplets is irrelevant in the scoring. The additional [[jantou|pair]] of red dragons means that the hand scores [[shousangen]] in addition to, but not instead of, the double yakuhai.


==Usage==
==Usage==
Along with [[tanyao]], yakuhai are among the easiest yaku to learn and use. It is the simple collection of particular wind tiles or any group of dragon tiles.  As for the rest of the hand, players are free to form any tile grouping, that they wish whether open or closed. Typically, yakuhai are open hands, as possession of the appropriately paired tiles makes it easy to complete by calling on the discarded third tile, or sometimes fourth. This ability makes this yaku exceptionally convenient, for the completion of fast hands.  Therefore, this yaku is also called "express ticket".
Along with [[tanyao]], yakuhai are among the easiest yaku to learn and use. As the honour tiles are generally weak due to their inability to form [[shuntsu|sequences]], they are often discarded early in the hand. A player starting with a [[toitsu|pair]] of eligible tiles can usually [[pon]] a third, instantly satisfying the yaku requirement.   This ability makes this yaku exceptionally convenient for the completion of fast hands.  Therefore, this yaku is also sometimes called an '''express ticket'''.
 
Players looking for a quick win will often hold lone yakuhai tiles a little longer than their [[tile efficiency]] would dictate, in hopes of getting a second and then calling (or drawing) a third to make a yakuhai. This is particularly true with hands that will have difficulty completing an open [[tanyao]], either because they have lots of [[routouhai|terminals]] or honours, or because [[kuitan|open tanyao]] is not allowed.
 
===Atozuke===
{{main|Atozuke}}
:{{#mjt:66z345p99m}} {{#mjt:1'23m66'6s}} Agari: {{#mjt:6z}} or {{#mjt:9m}}


===Value===
Yakuhai hands may commonly be used for [[atozuke]].  Here, the hand depends on yakuhai for yaku, where among the multiple waiting tiles, one of them is a yakuhai tile.  However, the other waiting tile(s) may not produce a yaku, unless it wins via [[chankan]], [[rinshan]], [[haitei]], or [[houtei]].


Each yakuhai koutsu (triplet) is a separate yaku worth 1 han. However, the value can be dramatically increased if the particular yakuhai koutsu is indicated as the doraAs dora, a hand is already guaranteed 4 han.
==Terminology==
While yakuhai can be referred to collectively and it is rarely ambiguous, it is not uncommon to call them out individually, particularly when scoring a hand by announcing its yaku. The table to the right shows the written forms of most of the yakuhai.  Some game platforms count statistics on the individually different yakuhai, by dragons and windsOthers collect them all under one statistic.


If a player's seat wind matches the round wind, a koutsu of this wind counts as 2 han instead, because it satisfies two different 1-han yaku.  Typically, this involves the east and south winds, as games normally involve the east round (tonkyoku) and south round (nankyoku) rounds.  Of course, this may apply to the west round (shaakyoku).
{{#mjt:111z}} {{#mjt:777z}} {{#mjt:00000000z}}


=== Compatability ===
For example, a dealer winning the previous hand during the east turn wouldn't say: "three yakuhai", but rather: "double east, red dragon". This makes the origin of each han clearer.
{{main|Yaku compatability}}


{{yakuheader}}
== Compatibility ==
| YAK || {{yes}} || {{yes}} || {{yes}} || {{yes}} || {{no}} || {{no}} || {{yes}} || {{yes}} || {{yes}} || {{yes}} || {{yes}} || {{yes}} || {{yes}} || {{yes}} || {{yes}} || {{no}} || {{no}} || {{yes}} || {{yes}} || {{yes}} || {{no}} || {{no}} || {{yes}} || {{yes}} || {{yes}} || {{yes}}
{{main|Yaku compatibility}}
|}
 
{{Yaku compatibility table|YAK}}


Yakuhai essentially works with any yaku, that has room or allows the use of honor tile groups, which gives it a great amount of versatility. [[Shousangen]] requires not just one, but two yakuhai.  [[Honitsu]] is most effective, with the use of at least one yakuhai group. Finally, different groups of yakuhai tiles may be collected into one hand; and so, this yaku is compatible with itself.
Yakuhai essentially works with any yaku which allows a triplet and allows honor tiles. [[Tanyao]], [[junchan]], and [[chinitsu]] forbid honor tiles. [[Pinfu]] and [[ryanpeikou]] do not allow triplets. [[Chiitoitsu]] requires seven distinct pairs, also preventing triplets.


The definitions of [[tanyao]], [[junchan]], and [[chinitsu]] eliminates the use of honor tiles all together.  As for [[chiitoitsu]], honor tiles may be used, but its inability to use triplets deem its incompatibilityFinally, yakuhai groups generate fu; and this does not work with [[pinfu]].
[[Honitsu]] is one of the most effective combinations with at least one yakuhai group. This yaku is compatible with itself. Different groups of yakuhai tiles may be collected into one hand; and in turn, they are treated as separate yaku, despite identical functionalityIn particular, [[shousangen]] requires not just one, but two yakuhai.


==External links==
==External links==
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