Provided is a housing protection case that can prevent a strap from being detached from a mobile electronic device. A housing protection case for covering at least a part of back and side surfaces of a mobile electronic device having a strap attachment part protruding from the back surface includes a main body covering at least a part of the back and side surfaces of the mobile electronic device, a strap attachment part cover protruding from a back surface of the main body and covering the strap attachment part, and a strap draw-out part disposed in a position adjacent to the strap attachment part cover and allowing a strap attached to the strap attachment part to pass therethrough.