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west wind tile
winning hand with a pung (or kong) of west wind tiles
西を捨てたら相手に振り込んだ。
I discarded a west tile and dealt into the opponent's hand.
西を三つ集めて役を作る。
I make a hand by collecting three west.
西が三枚来たので鳴いて役にした。
Three west tiles came so I called them and made a hand.