Abstract: Provided is a heated food packing material including a sheet-like body capable of wrapping a food to be heated; and a penetrating part penetrating the sheet-like body. The heated food packing material is configured to be used for heating the food wrapped therein in such a manner that one surface of the sheet-like body faces outside. The heated food packing material further includes a sheet-like covering part disposed to cover the penetrating part and configured to allow water vapor to pass therethrough.

Abstract: Provided is a packing material for packing a packing object, and includes: a sheet having an opening area that is surrounded by a cut line; and a label fixed to the opening area. The opening area is configured to be separable from the sheet by breaking the cut line by pulling the label in a direction in which the label is separated from the sheet.

Abstract: A security cage which is installed in a housing of a game machine so as to accommodate various types of electric components. The security cage includes: a cage main body having an opening provided at the front thereof; a partition wall for dividing the inside of the cage main body into an inaccessible region and an accessible region each communicating with the opening; a front wall which is provided so as to close the inaccessible region, and which has an openable-and-closable lid provided at least at a part thereof; screws which are hidden within the inaccessible region when the lid is closed, and which connects the front wall and the cage main body at positions where the screws can be operated from the outside of the cage main body when the lid is opened; and a lock for restricting the opening and closing of the lid. Disclosed also is a game machine using the security cage.