Kazuo Hirotomo (弘友 和夫, Hirotomo Kazuo, born August 17, 1944) is a Japanese politician of the New Komeito Party, a member of the House of Councillors in the Diet (national legislature). A native of Kitakyūshū, Fukuoka and graduate of Chuo University, he was elected to the House of Representatives for the first time in 1993 after serving in the city assembly of Kitakyushu. In 1998, he was elected to the House of Councillors for the first time.

Kazuo Hirotomo
弘友 和夫
Member of the House of Councillors
In office 26 July 1998 – 25 July 2010
Constituency	Fukuoka at-large district (1998-2004) National PR block (2004-2010)
Member of the House of Representatives
In office 19 July 1993 – 27 September 1996
Constituency	Fukuoka 4th district
Personal details
Born	(1944-08-17) August 17, 1944 (age 79) Kitakyushu, Fukuoka, Japan
Political party	Komeito (before 1994, 1998-present)
Other political affiliations	NFP (1994-1997) Independent (1997-1998)
Alma mater	Chuo University