PURPOSE: To provide the shower room having a bath tub function for dipping a body into hot water and a washing space function for washing the body while taking a seat.

CONSTITUTION: A shower room 1 is provided with a shower head 6, wall panel 4, ceiling panel 3, floor pan 2, and doorway 5. A bath tub 7 is provided at a recessed place lower than the lower edge of the doorway 5 on the floor pan 2. The wash tub 7 is provided with a foot mount base 8 with a drain port 10, seating base 12 which is one-stage higher than the foot mount base 8, and a backrest part 14 which rises from the seat base 12 with an inclination. When taking a shower by standing on the base 8 or the seat base 12 while removing a stopper 9 of the overflow 10, the hot water from the shower is successively drained and the shower room can be used as the normal one. When the seat base 12 is used as a washing place and the body can be washed while the user sitting there. When the stopper 9 is fit to the overflow port 10, the bath tub 7 is filled with the hot water and a user can lie in the tub while leaning against the backrest part 14.