Provided is an adhesive film storage box including a main body and a cover. The main body has at least a front plate, a bottom plate, a back plate, and side plates, and has an open upper surface. The cover has at least a cover plate and a covering piece. The cover plate is connected to an upper edge of the back plate of the main body so as to oppose the upper surface of the main body. The covering piece is connected to a front edge of the cover plate so as to oppose a front surface of the main body. A cutting blade capable of cutting an adhesive film is provided on a lower edge of the covering piece. The height of the front plate is set to be lower than the height of the back plate and the side plates.