Kohei Otsuka

Kohei Otsuka
大塚 耕平
Otsuka in 2024
Leader of the Democratic Party for the People
In office
7 May 2018  4 September 2018
Co-leading with Yuichiro Tamaki
Preceded byParty established
Succeeded byYuichiro Tamaki
President of the Democratic Party
In office
31 October 2017  7 May 2018
Preceded bySeiji Maehara
Succeeded byParty dissolved
Member of the House of Councillors
In office
23 July 2001  5 November 2024
Preceded byMakiko Suehiro
Succeeded byVacant
ConstituencyAichi at-large
Personal details
Born (1959-10-05) 5 October 1959
Nagoya, Aichi, Japan
Political partyIndependent (since 2024)
Other political
affiliations
DPJ (2000–2016)
DP (2016–2018)
DPP (2018–2024)
Alma materWaseda University (PhD)
Websitehttps://ohtsuka-kohei.jp/

Kohei Otsuka (大塚 耕平, Ōtsuka Kōhei; born 5 October 1959) is a Japanese politician. He was a former leader of the Democratic Party for the People (DPP) and the Democratic Party (DP). A native of Nagoya, Aichi, he attended Waseda University and received a Ph.D. in fiscal and monetary policies and reforms. Afterwards, he worked at the Bank of Japan from 1983 to 2000 before being elected to the House of Councillors for the first time in 2001.