A digital content editing apparatus that edits a content having license information defining a grant for a reusing operation or a multiple content including a plurality of the contents includes: a reuse license processor that obtains a constraint indicative of a condition on reuse between a content or the multiple content and a content other than the content or the multiple content from the license information of the content or the multiple content; an instruction generator that generates an operation execution instruction of reusing the content or the multiple content according to the constraint obtained by the reuse license processor; a reusing unit that reuses the content or the multiple content based on the operation execution instruction generated by the instruction generator; and an editor that edits the content or the multiple content reused by the reusing unit.