To provide a bathroom storing device in which cleaning implements or others can be stored so as not to be seen from inside a bathroom and by which a bather is not given oppressing feeling.

In the bathroom storing device in which a storing space S is arranged in the corner portion of the bathroom, an opening portion is arranged in the front side of the storing space S and a door 1 is arranged for opening and closing the opening portion, the crosssection of the door 1 is made substantially R-shaped recessed to the indoor side, further the device is equipped with a rear wall portion 3 with a substantially L-shaped crosssection abutting on and secured to the wall face 2 of the corner portion of the bathroom and a front wall portion 4 closing the opening side of the rear wall portion 3 and having at least substantially round-shaped an upper crosssection recessed to the indoor side, the opening portion is arranged in the portion with the substantially R-shaped crosssection of the front wall portion, and the substantially R-shaped door is arranged in the opening portion.