An editing apparatus for performing editing in which a second video is added to or inserted into a first video, includes: an editing unit performing the editing; a generating unit generating a first electronic mark indicating characteristics of the first video, as an edited video electronic mark, which is an electronic mark indicating characteristics of an edited video obtained as the result of the editing; a detecting unit detecting, of the first electronic marks, a first electronic mark indicating characteristics of a first video corresponding to an editing section, as an invalid electronic mark; and a deleting unit deleting the invalid electronic mark from the edited video electronic marks.