Koichi Kato (加藤 紘一, Katō Kōichi; 17 June 1939 – 9 September 2016) was a Japanese politician of the Liberal Democratic Party who held a seat in the House of Representatives in the National Diet for 13 terms between 1972 and 2012. Kato was elected to several districts in Yamagata Prefecture and served as the Director-General of the Japan Defense Agency from 1984 to 1986 and Chief Cabinet Secretary from 1991 to 1992. Kato was a leading member of the Kōchikai faction of the LDP aligned with Prime Ministers Masayoshi Ōhira, Zenkō Suzuki, and Kiichi Miyazawa. Kato lost his seat at the December 2012 general election, and his daughter Ayuko Kato was elected to the seat at the 2014 general election.
Source: “Koichi Kato (politician, born 1939)”, English Wikipedia (CC BY-SA 4.0), excerpt