A clothing treatment apparatus includes a cabinet; a container having a front surface having an opening, a rear surface having an exhaust port, and a body extending between the front surface and the rear surface; a drum in the container; an induction heater is arranged on an outer surface of the body of the container to heat the drum; a supply duct arranged on an outer side of the container and including an outlet portion connected to the front surface of the container; an exhaust duct connected to the supply duct and in communication with the exhaust port; and a ventilation portion for generating the air flow from the exhaust duct toward the supply duct. The front surface of the container includes an inlet port located outside the opening and the outlet portion of the supply duct is in communication with the inlet port of the container.