Keizō Obuchi
In 1998, Nakagawa became Minister of Agriculture and Fisheries under Prime Minister Keizō Obuchi, and in 2003, he became Minister of Economy, Trade and Industry in the cabinet of Prime Minister Junichiro Koizumi. He served as Agriculture Minister from October 2005 to September 2006, when incoming prime minister Shinzō Abe appointed Nakagawa as chairman of the Policy Research Council of the LDP.