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Keno
Asia · VietnamVN-006

Build a reduced system for Keno 20/80

Draws 20 numbers from 1 to 80.

Prize model
FixedWinnings follow the game's payout table.
Next scheduled draw
13 Nov 2026, 15:12Asia/Ho_Chi_Minh
Game format
20/8020 main · VND

Reduced systems

Cover more numbers with fewer tickets

Choose more numbers than a Keno 20/80 ticket holds and a guarantee. The system finds tickets so that, if enough of the drawn numbers are among yours, at least one ticket holds the guaranteed count.

API documentation

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All lotteries in Vietnam