List of yaku: Difference between revisions

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! width="33%"|Open/Closed
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| [[Menzenchin tsumohou|Tsumo]]
| [[Menzen Tsumo|Menzenchin tsumohou]]
| 門前清自摸和
| 門前清自摸和
| Closed only
| Closed only

Revision as of 14:29, 1 August 2013

One han closed only

Yaku Japanese Open/Closed
Menzenchin tsumohou 門前清自摸和 Closed only
This yaku may apply to any closed hand. Any player who draws a winning tile with a closed hand is awarded this yaku.
Riichi 立直 Closed only
This is a special yaku applied to closed tenpai hands, which requires the player to make a declaration and "wager".
Ippatasu 一発 Closed only
This is applied when the player calling riichi wins within 4 tile draws/discards. In addition, the cycle must not be interrupted by tile calls.
Pinfu 平和 Closed only
Winning tile: or
Typicially known as "all sequences", this is a hand that does not gain fu based on composition, other than that of a closed ron.
Iipeiko 一盃口 Closed only
This hand includes two identical sequences.

One han

Yaku Japanese Open/Closed
Haitei raoyue 海底撈月 May be open
The hand is completed with the last tile on the wall.
Houtei raoyui 河底撈魚 May be open
The hand is completed with the very last discarded tile.
Rinshan kaihou 嶺上開花 May be open
This yaku is awarded upon winning with a tile from the dead wall.
Chankan 搶槓
The winning tile for a hand is called on another player's Kan. Essentially, the tile needed to complete a Kan is stolen to complete a winning hand.
Tanyao 断幺九 May be open (Closed only on variation)
Winning tile: or
A hand composed of only inside (numbers 2-8) tiles
Yakuhai 役牌 May be open
Winning tile: or
A hand with at least one group of dragon tiles, seat wind, or round wind tiles. This hand can be valued at 1 han for each group.

Two han

Yaku Japanese Open/Closed
Double riichi ダブルリーチ Closed only
Riichi is declared with a dealt hand before the first discard.
Chanta 全帯幺九 May be open (Lose 1 han)
All melds contain at least 1 terminals or honor.
Sanshoku 三色同順 May be open (Lose 1 han)
Three sequences have the same number across the three different suits.
Ittsu 一通貫 May be open (Lose 1 han)
This hand has a complete sequence of 1 through 9 of a single suit. As a note, the sequence of 1-9 are actually three groups of sequences numbered 123, 456, and 789.
Toi toi 対々 May be open
The entire hand is composed of triplets.
San ankou 三暗刻 May be open
The hand includes 3 ankou.
Sanshoku doukou 三色同刻 May be open
The hand includes three groups of triplets with the same number.
San kantsu 三槓子 May be open
Three kans are called for this hand.
Chii toitsu 七対子 Closed only
This hand is composed of seven pairs. It is one of two exceptions to the standard 4 melds and a pair pattern.
Honrotou 混老頭対々和 May be open (Consider as 4 han †)
The hand is composed of nothing but all terminals and honors. This hand may be considered as 4 han, because it is impossible to score this hand without either chii toitsu or toi toi.
Shousangen 小三元 May be open (Consider as 4 han †)
The hand contains two sets of 3 dragon tiles and a pair of the third dragon tiles. This hand may be considered as 4 han, because it is impossible to score this hand without two sets of yakuhai, from the two sets of dragons.

Three han

Yaku Japanese Open/Closed
Honitsu 混一色
This is a single suit hand mixed with some honor tiles.
Junchan 純全帯么
All sets contain at least one terminal.
Ryanpeikou 二盃口 Closed only
This hand has two sets of "iipeiko". This hand does not combine with chii toitsu, even though the hand can be interpreted as one.

Six han

Yaku Japanese Open/Closed
Chinitsu 清一色 May be open (Lose 1 han)
This hand is composed entirely of tiles from only one of the three suits. It is the only yaku set at 6 han, where the number drops to 5 han when opened.

Yakuman

Yaku Japanese Open/Closed
Kazoe yakuman 数え役満 May be open
This is a special class of yakuman, where a hand is composed of 13+ han based on the combination of above regular yaku and/or dora.
Kokushi musou 国士無双 or 国士無双13面待ち Closed only
This hand has one of each of the 13 different terminal and honor tiles plus one extra terminal or honour tile. Some rules may allow double yakuman for a 13-wait set.
Suu ankou 四暗刻 or 四暗刻単騎 Closed only
This hand is composed of four sets of closed triplets. When this hand has a shanpon pattern and the win is via ron, then it would not be counted as suu ankou.
Daisangen 大三元 May be open
This has possesses three groups of all the dragons.
Shousuushi 小四喜 May be open
This hand has three groups of the wind tiles plus a pair of the fourth kind.
Daisuushi 大四喜 May be open
This hand has four groups of all four wind tiles.
Tsuu iisou 字一色 May be open
Every group of tiles are composed of honor tiles.
Chinrotou 清老頭 May be open
Every group of tiles are composed of terminal tiles.
Ryuuiisou 緑一色 May be open
A hand composed entirely of green tiles: 2, 3, 4, 6 and 8 Sou and/or Hatsu.
Chuuren poutou 九連宝燈 or 純正九蓮宝燈 Closed only
A hand consisting of the tiles 1112345678999 in the same suit plus any one extra tile of the same suit.
Suu kantsu 四槓子 May be open
This hand with four Kan's.

First round yakuman

Yaku Japanese Open/Closed
Tenhou 天和 Closed only
The dealer hand is a winning hand even before discarding a tile.
Chihou 地和 Closed only
The non-dealer hand is a winning hand after the first draw.

Special case

This yaku does not specifically deal with a player's hand, but rather the player's discards. In addition, the hand may or may not be at tenpai upon scoring. By default, this hand is set to mangan.

Yaku Japanese Open/Closed
Nagashi mangan 流し満貫 Closed only
All the discards are terminals and/or honors. In addition, none of these discards were called by other players.

Optional

Yaku Japanese Open/Closed
Renhou 人和 Closed only
A non-dealer player wins on a discard at the first round. Variance may set this to mangan, or not used at all.

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