Provided are: a culture device, whereby an object to be cultured can be three-dimensionally cultured and the object thus cultured can be taken out in an integrated state together with a plurality of tubes; a culture method; and a cultured organ produced by the culture method.The culture device comprises: an airtight container 2 in which an object A to be cultured can be housed and which can be degraded after the completion of the culture; a plurality of tubes 3, 4 and 5 which are disposed within the airtight container 2 and have micropores formed in the external peripheral surfaces; liquid culture medium-feeding devices 6 and 7 which feed a liquid culture medium B to the tubes 3 and/or 5, among the plurality of tubes described above, or circulate the same therein; and a discharge device 8 which is connected to at least one tube 4, among the plurality of tubes described above, and discharges waste matters C, said waste matters C infiltrating into the tube 4 from the object A through the micropores of the tube 4, to the outside of the airtight container.
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