Japan–Taiwan relations "The terms of the Cairo Declaration shall be carried out and Japanese sovereignty shall be limited to the islands of Honshū, Hokkaidō, Kyūshū, Shikoku and such minor islands as we determine." Statements and principles set in the Joint Communiqué of 1972 were written in the Treaty of Peace and Friendship between Japan and the People's Republic of China in 1978. Japan and the PRC agreed to continue abiding by the treaty when former Prime Minister of Japan Shinzo Abe visited Beijing on 8 October 2006. In 1998, Japan and the PRC signed the Japan–China Joint Declaration on Building a Partnership
Shinzo Watanabe Shinzo Watanabe Shinzō Watanabe (渡辺 信三 Watanabe Shinzō, 23 December 1935) is a Japanese mathematician, who works on probability theory, stochastic processes and stochastic differential equations. Watanabe received from Kyoto University in 1958 his bachelor's degree and in 1963 his Ph.D. under Kiyosi Itô. Watanabe became a professor at Kyoto University. He was also a visiting professor at Stanford University and participated in the organizing committees of international Japanese/Soviet seminars on probability theory. In 1989 he received the Autumn Prize of the Mathematical Society of Japan. In 1983 he was an invited speaker at the International Congress of Mathematicians in