Calls & Declarations

Robbing the Kong

Also called: 搶槓, Chankan, 抢杠

Winning by claiming the fourth tile someone added to upgrade their open pung into a kong.

Robbing the Kong is when another player upgrades an existing open pung into a kong by adding the fourth tile — and that fourth tile happens to be your winning tile. You can call ron on it. Recognized in Riichi (Chankan, 1 han), MCR (8 fan), HK (1 faan), and Sichuan (1 fan).

Related terms

Kong
A set of all four identical tiles (e.g. 7s-7s-7s-7s).
Ron
Winning by claiming another player's discard — they 'dealt in' to you.
Kan (call)
Declare a kong — either by claiming a discard or upgrading a pung.