Patent ID: 8725718

Claim:
A content management apparatus comprising: a processor; a metadata transmitting and receiving unit configured to transmit, to another content management apparatus, first metadata which is a type of metadata assigned to content data, and to receive first related metadata which is metadata related to the transmitted first metadata; an import determination unit configured to determine, using said processor, whether the first related metadata received by said metadata transmitting and receiving unit is importable or not; and a metadata editing unit configured to update the first metadata by adding, to the first metadata, the first related metadata determined to be importable by said import determination unit, wherein the content data is image data, wherein said import determination unit is configured to determine whether the first related metadata is importable or not based on photographic information included in the first metadata and photographic information included in the first related metadata, and wherein said import determination unit is further configured to determine that the first related metadata is importable in the case where a distance between an image feature included in the first metadata and an image feature included in the first related metadata is equal to or smaller than a predetermined value.