Japanese Mahjong Role List

Role ( 役 / Yaku )
In Japanese Mahjong a hand is require to have a role in order to win.
The role generally decides what tiles are kept and thrown from the hand.
Each role has it's own "Han" worth which affects the value of the hand and
a hand may have multiple roles in it raising it's winning value.

Bonus Tile

Dora (ドラ)

Han Value: 1

While "Dora" is not considered a role, It is adds 1 Han for each of them in a winning hand.

Role List
Role Value	Role(Yaku) Name	Han Value
Situational Roles	Menzenchin Tsumohou	Closed: 1
	Ippatsu	Closed: 1
	Chan Kan	Closed: 1	Open: 1
	Rinshan Kaihou	Closed: 1	Open: 1
	Hai Tei Rao Yue	Closed: 1	Open: 1
	Hou Tei Rao Yui	Closed: 1	Open: 1
	Double Riichi	Closed: 2
	Tenhou	Closed: Yakuman
	Chiihou	Closed: Yakuman
	Nagashi Mangan	Closed: Mangan	Open: Mangan
1 Han Roles	Riichi	Closed: 1
	Yaku Hai	Closed: 1	Open: 1
	Iipeikou	Closed: 1
	Pinfu	Closed: 1
	Tanyao	Closed: 1	Open: 1
2 Han Roles	Chiitoitsu	Closed: 2
	Chantaiyao	Closed: 2	Open: 1
	Sanshoku Doujun	Closed: 2	Open: 1
	Ikkitsuukan	Closed: 2	Open: 1
	Toitoihou	Closed: 2	Open: 2
	San An Kou	Closed: 2	Open: 2
	San Shoku Dou Kou	Closed: 2	Open: 2
	San Kan Tsu	Closed: 2	Open: 2
	Honroutou	Closed: 2	Open: 2
	Shou Sangen	Closed: 2	Open: 2
3 Han Roles	Ryanpeikou	Closed: 3
	Honitsu	Closed: 3	Open: 2
	Junchantaiyao	Closed: 3	Open: 2
6 Han Roles	Chinitsu	Closed: 6	Open: 5
Yakuman Roles	Kokushi Musou	Closed:Yakuman
	Kokushi Musou Juusanmen Machi	Closed: Double Yakuman
	Suuankou	Closed:Yakuman
	Suuankou Tanki	Closed: Double Yakuman
	Daisangen	Closed:Yakuman	Open:Yakuman
	Tsuuiisou	Closed:Yakuman	Open:Yakuman
	Ryuuiisou	Closed:Yakuman	Open:Yakuman
	Chinroutou	Closed:Yakuman	Open:Yakuman
	Suu Kan Tsu	Closed: Yakuman	Open: Yakuman
	Shousuushi	Closed:Yakuman	Open:Yakuman
	Daisuushi	Closed:Double Yakuman	Open:Double Yakuman
	Chuuren poutou	Closed:Yakuman	Open:Yakuman
	Junsei Chuuren Poutou	Closed: Double Yakuman	Open: Double Yakuman
Optional Yaku	Renhou	Closed: Mangan or above
	Daisharin/ Daichikurin/ Daisuurin	Closed: Yakuman
	Daichisei	Closed: Double Yakuman