Abstract: A toilet device includes a toilet main body, a base plate-which is provided on an upper portion of the toilet main body and on which a functional unit is mounted, and a cover which covers the base plate from an upper side such that the functional unit is accommodated. The cover has a protrusion portion that protrudes further downward than the base plate and that is positioned closer to a toilet bowl of the toilet main body than the base plate. A recess portion, which communicates with the toilet bowl and is open to the upper side, is formed in the toilet main body. The base plate is arranged on the recess portion.

Abstract: A toilet device includes a toilet main body, a base plate-which is provided on an upper portion of the toilet main body and on which a functional unit is mounted, and a cover which covers the base plate from an upper side such that the functional unit is accommodated. The cover has a protrusion portion that protrudes further downward than the base plate and that is positioned closer to a toilet bowl of the toilet main body than the base plate. A recess portion, which communicates with the toilet bowl and is open to the upper side, is formed in the toilet main body. The base plate is arranged on the recess portion.

Abstract: A remote controller is mounted detachably on a wall surface of a toilet room. The remote controller is provided with a housing, an operation button unit, and a control substrate. The housing is mounted on the wall surface such that a back surface portion is substantially parallel with the wall surface. The operation button unit is arranged on the housing. The control substrate is arranged inside the housing and controls a flush toilet in response to operation received by the operation button unit. The housing is formed so as to become thicker toward the lower side.