|Minister of Finance|
|Prime Minister||Shinzo Abe|
|Preceded by||Sadakazu Tanigaki|
|Succeeded by||Fukushiro Nukaga|
|Head of the Economic Planning Agency|
|Prime Minister||Ryutaro Hashimoto|
|Preceded by||Taro Aso|
|Succeeded by||Taichi Sakaiya|
|Born||14 December 1932
Numata, Gunma, Japan
|Political party||Liberal Democratic Party|
|Alma mater||Hitotsubashi University|
Omi was born in Numata, Gunma Prefecture and graduated with a degree in Commerce from Hitotsubashi University. He joined the Ministry of International Trade and Industry and later served as consul general of Japan in New York City and as Director of the Small Business Administration. He resigned from the bureaucracy in 1982 to run for office, and was elected to the Diet of Japan in 1983.
Omi was appointed as Director of the Economic Planning Agency in 1997 and briefly as a state minister under Junichiro Koizumi in 2001. He was on a mission to the United States during the September 11, 2001 attacks. He was Minister of Science and Technology 2001–2002. He was appointed Minister of Finance on 26 September 2006.
- Japan's Abe Unexpectedly Names Omi Finance Minister, Bloomberg.com, 26 September 2006.
- Omi, Koji (22 December 2014). "Constructing a Global Science Forum". Science & Diplomacy 3 (4). Retrieved 18 June 2015.
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|Minister of Finance of Japan
|Head of the Economic Planning Agency