gameplay riichi

Haitei

海底撈月

(ハイテイ)

Definition

Winning on the last tile drawn from the wall. A 1-han yaku. Must be tsumo (self-draw).

河底撈魚

Winning on the last discard before an exhaustive draw. A 1-han yaku. Must be ron.

自摸

Winning by self-draw - completing your hand by drawing the winning tile yourself. All three opponents pay a portion of the total.

役

Scoring patterns or hands. You must have at least one yaku to win (except with riichi). Each yaku is worth a certain number of han.