To solve the problem that a request for relief cannot be made without the presence of a family member when a bathroom user feels bad while taking a bath inside a bathroom BR.

When the abnormality of the bathroom user is detected by an abnormality detecting means for detecting the abnormality of the bathroom user, a prescribed telephone number is dialed by a telephone function capable of talking with another telephone by directly exchanging radio waves with a base station for repeating transmitting/receiving of radio waves and the abnormality is reported to the dialed destination.