To provide an open display case that the safety of user's use in case of installing in a store is further improved.

This open display case has a housing 1 having an opening 2 formed with an air curtain at the front surface, a plurality of commodity display shelves disposed in the housing 1, and heating means 16 and cooling means 15 for holding warm storage or cold storage in the housing 1, and comprises the means 16 respectively provided in the plurality of the shelves, a commodity storage unit 25 formed between the shelf 3e of the lowermost stage and the bottom in the housing 1, and a cover member 29 covering the front side of the unit 25.