To prevent formation of clearance when a showcase is locked and prevent theft by surely locking the showcase.

This showcase comprises a heat insulating housing having a storage chamber 14 therein and having a front opening and a door 3 freely openably closing the front opening and freely pivotally supported on one side by means of hinges. The showcase also includes a pivot 6 provided on the non-supported side of the door 3 and extending in the vertical direction of the door 3 and an engagement part 17 provided at the end of the pivot 6 and freely removably fitted into a fitting part 19 provided on the heat insulating housing 2.