The present invention provides a culture device and a culture method, by which a substance to be cultured can be three-dimensionally cultured and the substance thus cultured can be taken out as an integrated product with multiple tubes; and a cultured organ produced by the culture method.;The culture device comprises a sealed container 2 which can contain the substance to be cultured A and can be disassembled after the culture is completed; multiple ducts 3, 4, 5 which are arranged in the sealed container 2 and have micropore formed on the outer peripheral surface; a culture medium-feeding device 6, 7 for feeding or circulating the culture medium B to at least one duct 3 or 5 of the ducts; an excretory device 8 which is connected to at least one duct 4 of the ducts and excretes the waste product C permeating into the duct 4 through the micropore of the duct 4 from the substance to be cultured to the outside of the sealed container.
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