PURPOSE: A beverage discharging device with an expansion type straw is provided to move the straw upward and downward by an expansion type folding portion, with its bottom being fixed. CONSTITUTION: The beverage discharging device(1) includes an opening portion(100) formed in the direction of discharging the contents in a container and a coupling portion(102) disposed within the opening portion(100). The coupling portion(102) is assembled with an assembly portion(201) of an expansion type straw(200) having a folding portion(202).