An electronic document review comment aggregation system includes an aggregation request unit, an aggregation comment reception unit, an aggregation comment display unit, and an aggregation ending unit. The aggregation request unit requests, in a case where review comments are input for an overlapping position in an electronic document in an overlapping manner by plural reviewers, aggregation of the review comments for the overlapping position from the plural reviewers. The aggregation comment reception unit receives aggregation comments input for the aggregation by the plural reviewers. The aggregation comment display unit displays the received aggregation comments for the plural reviewers. The aggregation ending unit ends the aggregation in accordance with an aggregation ending condition.
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