A lid opening and closing device includes a first supporting shaft, a guide surface, a second supporting shaft, an opening and closing key supported by the second supporting shaft, an arm member and a lever member, wherein when an insert is not present in a box, a lid is suspended from the first supporting shaft and covers the box and enters a closed state, and when the insert is inserted into the box through an opening, the insert causes the opening and closing key to swing in an insertion direction, an end of an arm member rises along the guide surface in synchronization with the swinging of the opening and closing key, the risen arm member lifts an end of the lever member, and the lid, to which the lever member is secured, swings around the first supporting shaft and enters an open state.