Laundry dryer

There is provided a laundry dryer 100 including a rotary drum 10 that accommodates laundry; a steam unit 1 that supplies steam into the rotary drum 10; a tank 3 that stores water to be supplied to the steam unit 1; a water supply port that supplies the water to the tank 3; a water detection unit 4 that detects the water inside the tank 3; a first notification unit that performs a first notification prompting water supply to the tank 3; and a controller 4 that is configured to cause the first notification unit to perform the first notification based on a signal transmitted from the water detection unit 4, during a period from power supply until an operation is started, unless the water inside the tank 3 reaches a predetermined water level.