To provide a clothing drying method employing a bathroom heating and drying machine capable of contriving energy saving much more upon drying operation.

The drying method of clothing employs the bathroom heating and drying machine equipped with a heat source machine as well as a heat exchanger for heating air in a bathroom and a ventilating fan for ventilating air in the bathroom. The bathroom heating and drying machine is operated in the sequence of surface drying operation, controlled release drying operation and finish drying operation. Upon the surface drying operation, air in the controlled bathroom is heated and the ventilating amount of air in the bathroom is increased. Upon the controlled release drying operation, the air in the bathroom is heated so as to maintain a first predetermined temperature, and the amount of ventilation of air in the bathroom is reduced while the air in the bathroom is heated so as to become higher than the first predetermined temperature and the ventilating amount of air in the bathroom is reduced upon the finish drying operation.