Toshiki Kaifu, Japan's prime minister for about two years from 1989, died earlier this month, the government said Friday. He was 91.Kaifu, best known for sending the Maritime Self-Defense Force to the Persian Gulf in 1991 in the SDF's first war-related overseas mission, died Sunday of natural causes, the House of Representatives said."He dedicated himself to tackling many policy challenges amid a turbulent international situation, including the outbreak of the Persian Gulf War," Chief Cabinet Secretary Hirokazu Matsuno said in offering condolences during a regular news conference.Kaifu, who…READ FULL ARTICLE