1. A portable electronic apparatus comprising:a case;
a display section accommodated in the case;
a windshield that closes an opening section of the case in such a way that the windshield overlaps with the display section in a plan view;
a ring member that is disposed between the windshield and the display section and along an outer edge of the display section;
a hygroscopic member that is disposed inside the case and in a first region opposite the windshield with respect to the display section; and
an air-flow channel that allows the first region to communicate with a second region surrounded by the display section, the windshield, and the ring member.