Provided is a technique for controlling a door of a toilet cubicle according to a situation in the toilet cubicle at the time of an abnormality occurrence. A toilet system according to the present invention is provided with a detection unit that detects a state of the inside of a toilet cubicle, an abnormality determination unit that determines the occurrence of an abnormality and the type thereof on the basis of a detection result obtained by the detection unit, and a door control unit that controls opening and closing of a door according to the type of the abnormality when it is determined that the abnormality has occurred.