To provide a unit bathroom whose internal appearance and effectiveness in cleaning operation are enhanced by accommodating a bathroom stool, wash bowl, etc., which are otherwise scattered in the washing place in bathroom, in an accommodation device furnished at a wall panel.

An accommodation device 26 in which a hitch piece 52 stretching upward, a holder part 54 to protrude downward aslant, and a body 34 in the form of a vessel are formed in a single piece structure, is fixed to a wall panel 14 of a unit bathroom concerned. From the inside, the hitch piece 52 hitches at the peripheral wall 28 of a bathroom stool 22 while the holder part 54 makes holding from the outside, and thereby the bathroom stool 22 is accommodated in the accommodation device 26.