To provide a storage box which enables the use of piece of cooking paper cut off beforehand corresponding to a service condition and the storage of cooking paper without making a crease, without using a roll of cooking paper having a perforation.

The storage box 1 having a prismatic shape, the inside of which is hollow 10, includes each face composing a polygon side face and a bottom part 11 and a ceiling part 12 located at both ends thereof, stores many pieces of cooking paper P cut to a predetermined even size in a pile and in a cylindrical bundle in the storage box 1, and has an opening 21 to take out the cooling paper P stored in the ceiling part 12, so that the cooking paper P is taken out from the opening 21.