Abstract: A booth for toilets and others is characterized by curving outward a whole or a part of a door or a perimetric wall, so that an interior space is widened, thereby to lessen an oppressive or tight feelings. Further, the widened space can be effectively utilized and an exterior appearance thereof is improved. A partition and a front plate panel are connected by means of an aluminum frame having a projecting core extending in a vertical direction into an interior wall face of an inserting opening. The front plate panel is line-contacted to the projecting core, so that a slight rotation may be effectuated, and the panel may be installed to a differently shaped wall.