小沢一郎
He was nicknamed Kaku-san and was known as the . (The title of "Shadow "Shōgun"" has since been used to describe Ichirō Ozawa.) His political-economic direction is called the . He was strongly identified with the construction industry but never served as construction minister. His daughter Makiko Tanaka and son-in-law Naoki Tanaka remain active political figures in Japan.