Every printed hand with its best chance from your current rack, exposures and the discards so far. Updates each turn. “Out” means unreachable now.
PLAY AND LEARN
Learn mahjong.
Play a full hand against three bots, with a coach at every choice.
Loading the game engine (first time only)…
The table
—Discard pile
Your rack Your turn
Start a game
Click New game to deal a fresh hand.
Coach
Engine · exact oddsThe coach explains each choice using the real odds from your card. Ask it before you act; it never moves for you.
Final hands
Everyone's hand, revealed. The winner is highlighted with the hand they completed.
Your odds over the game
liveEach line is one hand — your % chance to complete it by the end, tracked from the deal through every discard. Watch hands climb and die. Only hands that were reachable at some point are shown; the y-axis is shared so sections compare directly.