When using for the first time, wash thoroughly with dishwashing detergent before use. / As the cutting edge is sharp, be careful not to hurt your fingertips when the material becomes small. / When storing, do not stack tableware to prevent blade spillage. / If this product is chipped or cracked, it may cause injury, so please stop using it. / This product is not completely sealed. Do not tilt when storing. / The grater board of this product may deteriorate due to the terpenes contained in the peel of citrus fruits such as lemons or fats and oils. / Do not place the product in a place with high temperature, especially near fire. If placed near fire, it may soften and deform. / There may be scratches when polishing with a scrubbing brush or polishing powder. / Do not use a dish dryer or dish washer/dryer as it may deform. / Do not use in a microwave oven. / Do not use in a freezer. / Do not use for anything other than its intended purpose.