Yokohama Shōka Daigaku. Kōkai Kōza Iinkai

• 90-nendai no keizai to shimin
• Atarashii kokusai chitsujo to Nihon no yakuwari
• Henkaku to chōsen no jidai
• Jōhōka to shakai
• Kankyō henka to soshiki ningen
• Kokusaika jidai no Nihon shakai
• Kore kara no sekai to Nihon
• Nihon no kadai
• Tenki ni tatsu Nihon