To provide a mirror cabinet having simple structure by providing a single rotation center for wing doors, and to achieve easy putting in and out of articles in storing part and forming of triple mirrors.

The wing doors 13 are arranged on right and left sides of a main mirror 22 arranged in the front center of a cabinet body 11. Each wing door 13 has side mirrors 26 and 27 inside and outside, and rotary shafts 34 provided widthwise in upper and lower parts of one end so as to form the rotation center. The rotary shafts 34 are received in guide rails 36 provided in a front part of the cabinet 11 so as to move in a right and left direction along the guide rails 36. The triple mirrors are formed when the wing doors 13 are opened and the rotary shafts 34 are positioned on the side of the main mirror 22.