Yoichi Miyazawa

is a Japanese politician who serves as Chairman of the Tax Research Commission in the Liberal Democratic Party since 2021 and from 2015 to 2019. He also served as Minister of Economy, Trade and Industry from 2014 to 2015. He has served as a member of the House of Councillors since 2010 and was previously a House of Representatives from 2000 to 2009.

Miyazawa is a nephew of Kiichi Miyazawa and a cousin of Fumio Kishida. He was an official in the Ministry of Finance before entering politics.

Early life Yoichi Miyazawa was born on 21 April 1950, in Tokyo, to a prominent family from Hiroshima Prefecture. He was the eldest son of Hiroshi Miyazawa and Reiko Miyazawa (née Kishida). His paternal uncle was Kiichi Miyazawa. Through his mother he's an elder cousin of Fumio Kishida. Hiroshi Miyazawa was then an official in the Local Administration Agency. He would later become Governor of Hiroshima Prefecture, a member of the House of Councillors and Minister of Justice.

Yoichi Miyazawa studied law at the University of Tokyo and joined the Ministry of Finance after graduating in 1974. While in the Ministry he was sent to continue his studies at Harvard University in the United States, receiving a Master of Public Administration degree in 1978. Miyazawa held various posts in the Ministry before being appointed secretary to the Prime Minister, his uncle Kiichi Miyazawa, in July 1992. Kiichi Miyazawa resigned as prime minister in August 1993, and Yoichi Miyazawa retired from the Ministry the following month to continue serving as his uncle's secretary.

Political career For the 2000 general election, Kiichi Miyazawa was transferring from Hiroshima 7th district to the Chūgoku proportional representation block. Yoichi Miyazawa ran as the LDP candidate to replace his uncle in Hiroshima 7th district and was elected to the House of Representatives. Once elected Miyazawa joined the Kōchikai, the faction formerly led by his uncle.

Miyazawa was also selected as chairman of the party disciplinary committee in November 2024.

In August 2025, Miyazawa was elected chairman of the Committee on Financial Affairs in the House of Councillors.