An rinsing seat for a rimless toilet is disclosed. In one embodiment, the rinsing seat includes a large annular cavity for the purpose of storing and dispensing rinse water. In another embodiment, the rinsing seat includes a smaller annular cavity for the purpose of dispensing rinse water from a pressurized line. Outlet nozzles arranged about the circumference of the rinsing seat and designed to dispense rinse water at varying angles relative to the rinsing seat are disclosed. Rinsing seat supports, hinge assemblies, and seat sensors which offer additional functionality to the rinsing seat are also disclosed and claimed herein.