An information processing apparatus deleting, from a second recording
medium, a copy of electronic data once recorded in the second recording
medium, an original of the electronic data being recorded in a first
recording medium different from the second recording medium, includes: an
electronic data deleting part deleting the copy of the electronic data
from the second recording medium, which copy can be used when
authentication is succeeded in based on medium identification information
which is prepared for identifying the first recording medium; an
electronic data validating part validating the electronic data once
invalidated when the copy of the electronic data was created in the
second recording medium; and a medium identification information deleting
part deleting the medium identification information of the first
recording medium which was recorded in a predetermined storage area when
the copy was created in the second recording medium.