A cooperative robot system includes a takeover determining section which
determines whether or not another robot takes over an executed task, a
communication section which transmits a takeover information to the
another robot when the takeover determining section determines to take
over the executed task, a media converting section which converts the
takeover information into at least one of linguistic expression and
non-linguistic expression, a media generating section which generates
control information which represents a converted result of the media
converting section in the linguistic or non-linguistic expression, and a
media setting section which exhibits a takeover content of the takeover
information represented in at least one the linguistic expression and the
non-linguistic expression.