A content correction device, a content delivery server, a content correction method, and a recording medium for correcting a portion of content that requires complaint resolution without impairing quality or enjoyability. The content correction device includes: an acquisition unit acquiring complaint information; a specification unit acquiring the data of content that requires complaint resolution from a storage unit where the data of a plurality of delivered content is stored and specifying a relevant correction period in the time line of the content that requires complaint resolution, in which period the complaint to be resolved is included; and a corrected content generation unit acquiring from the storage unit the data of first content correcting the relevant correction period, generating, using at least a portion of the first content, second content that does not contain the complaint to be resolved, and storing the data of the second content in the storage unit.