PURPOSE: To provide a low temperature showcase wherein a smooth treatment of a bedewing generated on an upper face of a door glass can be executed.

CONSTITUTION: A low temperature showcase 1 is equipped with a heat insulating box body 3 in which a storage room 11 is composed with an opening at an upper face, a door 2 pivoted freely to rotate to vertical direction and shutting an opening of the heat insulating box body 3 freely to open or shut, a cooling device R for cooling the storage room 11, and a machine room 4 in which the cooling device R is arranged. The door 2 has a picture frame type frame body 21, a transparent glass plate 22 mounted on an inside of the frame body 21, a draining path 38 formed in the frame body 21 positioned at a pivoting side of the door 2 and a water gathering section 44 formed at a part wherein the frame body 21 executes a contact with an upper face of the transparent glass 22 in the pivoting side of the door 2. A space of an upper direction of the transparent glass 22 is in communication with the machine room 4 through the draining path 38. The water gathering section 44 is inclined low toward the draining path 38 in an opened condition of the door 2.