PURPOSE: To enjoy the atmosphere with a sense of liberation by projecting different types of light from an illumination box to atomization from a mist shower furnished on the side wall, and making the ceiling and floor movable.

CONSTITUTION: The side wall 4 of a bathroom is provided with a number of jets of a mist shower 11, and a cold or wam water at any desired temp. is atomized. An illumination box 12 is installed right over or under the jets, and light in different colors is cast continuously or intermittently. A space which is beautifully bright with various colors is obtained by applying this light to the atomization. The ceiling is constructed movable vertically and is fitted with a skylight capable of being opened and shut. Part or the whole of the wash place 3 is fitted with a movable floor 23 vertically.