Tsutomu Hata (羽田 孜, Hata Tsutomu?, b. August 24, 1935) is a Japanese politician and was the 80th Prime Minister of Japan for 9 weeks in 1994.
He was born in Tokyo, a son of the Liberal Democratic Party Member of Parliament Bushiro Hata. Hata graduated from Seijo University and was employed by the Odakyu bus company from 1958 to 1969. In 1969, he entered the House of Representatives of Japan, representing Nagano Prefecture as a member of the Liberal Democratic Party. He rose to become a top lieutenant in the Tanaka/Takeshita faction in the 1980s.
In 1991, he served as Minister of Finance under Kiichi Miyazawa. He left the LDP in 1993 to found the Japan Renewal Party with longtime LDP ally Ichirō Ozawa, which became part of Morihiro Hosokawa's anti-LDP coalition government later that year. Hata served as foreign minister in the Hosokawa cabinet.