Portopia '81

Portopia '81 (Japanese: 神戸ポートアイランド博覧会), also abbreviated "Portopia", was an exhibition in Japan held at Port Island and March 20 - September 15, 1981. Its theme was "Creation of a New Cultural City on the Sea". Portopia was organized to commemorate the opening of Port Island. It was visited by over 16 million people.