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 from 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 received over 16 million visitors.

The Portopia exhibition grounds are the setting of the influential 1983 adventure game The Portopia Serial Murder Case designed by Yuji Horii and pubished by Enix.

Pavilions

 * Theme Pavilion
 * Hyogo Prefecture Pavilion
 * Kobe Pavilion
 * Kawasaki Steel Earth Pavilion
 * Kobe Steel Portorama Pavilion
 * Suntory Water Land
 * Midori Pavilion - Sanwa Group.
 * Kobe Planetarium Theater
 * Daiei Pavilion Omnimax Theater
 * Sumitomo Pavilion
 * Mitsubishi Pavilion
 * IBM Kentoshi Pavilion
 * Sanyo Solarium
 * KEPCO Future Energy Pavilion
 * Osaka Gas Wonderland
 * UCC Coffee Pavilion
 * Fuyo Group Pavilion Green Air Dome
 * Heartpia
 * Mitsui Group Pavilion
 * Solar Pyramid Matsushita Pavilion
 * Fresh Life '81
 * Fashion Live Theater
 * Minami Galathee Pavilion
 * Tobacco & Salt Paviion - Japan Tobacco and Salt Public Corporation.
 * Port Oasis
 * Amateur Radio Pavilion - Japan Amateur Radio League.
 * International Pavilion No.1
 * United Arab Emirates
 * State of Paraná
 * State of Washington
 * Finland
 * United Nations
 * International Pavilion No.2
 * West Germany
 * Bulgaria
 * Rotterdam
 * Marseille
 * Riga
 * UNESCO
 * South Pacific Pavilion - Australia, Solomon Islands, Tuvalu, Tonga, West Samoa, Vanuatu, Papua New Guinea, Fiji, Hawaii, Northern Mariana Islands, Guam, New Caledonia, and French Polynesia shared a booth.
 * International Communication Pavilion - KDD.
 * EXPO'85
 * International Pavilion No.3 - Saudi Ports Authority.
 * Large exhibition hall - Using the Kobe International Exhibition Hall.
 * Tianjin Pavilion
 * Telecom Pavilion - NTT.
 * Local Government Pavilion
 * Toban-Yosui Irrigational Canal Pavilion
 * International Pavilion No.4
 * Sri Lanka
 * Mexico
 * Limited time booth - Philippines, Thailand, Bhutan, Bolivia, and Chile shared a booth.
 * Indoor Event Venue - Using the Port Island Sports Center.
 * Rokko Flood Control Pavilion
 * Panda Pavilion