A pseudo human body device includes, an animal-derived organ having a living tissue and a blood vessel extending from the living tissue, a blood collecting unit which collects blood to be sent to the blood vessel, a tube which connects the blood vessel to the blood collecting unit, a pump unit which is provided along the tube and which sends the blood to the blood vessel from the blood collecting unit, and a housing unit which houses the organ and which sends steam of a temperature higher than a room temperature to the organ to humidify the organ and bring the organ to a temperature of 20° C. to 50° C.
