Disclosed is a tissue paper supply case comprising a case body for containing tissue paper, a lid having a slot-like take-out hole for taking out the tissue paper therethrough, a platform member mounted within the case body for placing the tissue paper thereon, and means for energizing the platform member from the bottom of the case body toward the lid, wherein the lid is provided on its inner surface with a plurality of lid projections formed in parallel rows to the take-out hole on both sides of the take-out hole, which lid projections are tapered each having a protrusion height becoming larger with increasing distance from the take-out hole, and the platform member is provided on its upper surface with a plurality of platform projections formed in parallel rows to the take-out hole on both sides of the position facing the take-out hole, which platform projections are tapered each having a protrusion height becoming larger with increasing distance from the position facing the take-out hole and wherein the plurality of lid projections formed on the lid and the plurality of platform projections formed on the platform member are placed oppositely alternating with each other.