Kōzō Watanabe
渡部 恒三
Watanabe in 2010
Vice Speaker of the House of Representatives
In office 7 November 1996 – 10 October 2003
Speaker	Soichiro Ito Tamisuke Watanuki
Preceded by	Hyōsuke Kujiraoka
Succeeded by	Kansei Nakano
Minister of International Trade and Industry
In office 5 November 1991 – 12 December 1992
Prime Minister	Kiichi Miyazawa
Preceded by	Eiichi Nakao
Succeeded by	Yoshirō Mori
Minister of Home Affairs
In office 10 August 1989 – 28 February 1990
Prime Minister	Toshiki Kaifu
Preceded by	Shigenobu Sakano
Succeeded by	Keiwa Okuda
Chairman of the National Public Safety Commission
In office 10 August 1989 – 28 February 1990
Prime Minister	Toshiki Kaifu
Preceded by	Shigenobu Sakano
Succeeded by	Keiwa Okuda
Minister of Health and Welfare
In office 27 December 1983 – 1 November 1984
Prime Minister	Yasuhiro Nakasone
Preceded by	Yoshiro Hayashi
Succeeded by	Hiroyuki Masuoka
Member of the House of Representatives
In office 28 December 1969 – 16 November 2012
Preceded by	Tadao Noguchi
Succeeded by	Ichirō Kanke
Constituency	Fukushima 2nd (1969–1996) Fukushima 4th (1996–2012)
Personal details
Born	(1932-05-24)24 May 1932 Tajima, Fukushima, Japan
Died	23 August 2020(2020-08-23) (aged 88) Aizuwakamatsu, Fukushima, Japan
Party	DPP (2018–2020)
Other political affiliations	LDP (before 1993) JRP (1993–1994) NFP (1994–1998) Independent (1998–2005) DPJ (2005–2016) DP (2016–2018)
Relatives	Yūhei Satō (nephew)
Alma mater	Waseda University

Kōzō Watanabe (渡部 恒三, Watanabe Kōzō; May 24, 1932 – August 23, 2020) was a Japanese politician of the Democratic Party of Japan, who served as a member of the House of Representatives in the Diet (national legislature). A native of Tajima, Fukushima and graduate of Waseda University, he was elected to the first of his two terms in the assembly of Fukushima Prefecture in 1959 and then to the House of Representatives for the first time in 1969 as an independent. He later joined the Liberal Democratic Party and eventually the DPJ. According to The Economist, he "represented agriculture interests in the Diet".^[1]

• 政治家情報 〜渡部 恒三〜. Janjan (in Japanese). Archived from the original on 3 December 2007. Retrieved 16 October 2007.

• Official website (in Japanese)