PROBLEM TO BE SOLVED: To provide a mens sanitary napkin and a pair of mens sanitary briefs capable of properly coping with incontinence without hurting users masculine pride.SOLUTION: Provided are a mens sanitary napkin 4 including: a napkin body for absorbing and holding urine and a shape-retaining member that corrects the shape of the napkin body so that it can wrap and hold a user Ms penis in the inner surface of the napkin body, and a pair of mens sanitary briefs 1 in which the mens sanitary napkin 4 is detachably attached to the inner surface of the front bodice 3 of a pair of mens briefs 2.