MCR (Chinese Official) Mahjong Calculator
1
Pick your tiles
Tap to add — max 4 of each kind
Manzucharacters
Pinzucircles
Souzubamboo
Honorswinds & dragons
2
Your handConcealed
Closed tiles + any declared melds
0 / 14
Tap tiles from the picker to build your hand.
The 14th tile (17th for Taiwanese) becomes the winning tile.
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Riichi context
Round, seat wind, dealer, riichi state, dora
Round wind
Seat wind
Dealer?
Dora indicators (0/4)Click tile to remove · pick from picker below for new
No dora indicators set. Pick tiles below.
M
P
S
Z
8-shanten
8 tiles away from tenpai.
The final tile you add becomes the winning tile.