Hand guide · Winning hand

Concealed Kong

Worth 2 fans. A kong formed entirely from self-drawn tiles, declared face-down so the tiles remain hidden. The rarest form of kong, requiring all four identical tiles to come from the wall without any discard pickup.

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Winning hand

How do you make a Concealed Kong in mahjong?

Worth 2 fans. A kong formed entirely from self-drawn tiles, declared face-down so the tiles remain hidden. The rarest form of kong, requiring all four identical tiles to come from the wall without any discard pickup.