Seiji Osaka

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Seiji Ōsaka
Seiji Osaka in 2011
Deputy Leader of the Constitutional Democratic Party
Incumbent
Assumed office 30 November 2021
Leader	Kenta Izumi
Preceded by	Akira Nagatsuma
Member of the House of Representatives
Incumbent
Assumed office 15 December 2014
Preceded by	Kazuo Maeda
Constituency	Hokkaido-8th
In office 12 September 2005 – 16 November 2012
Constituency	Hokkaido-8th (2009–2012) Hokkaido PR (2005–2009)
Mayor of Niseko
In office November 1994 – 29 August 2005
Preceded by	Tomio Watanabe
Succeeded by	Ryūichi Satō
Personal details
Born	(1959-04-24) 24 April 1959 (age 65) Niseko, Hokkaido, Japan
Political party	CDP
Other political affiliations	DP (2016–2017, split) DPJ (2005–2016, merger) Independent (1994–2005)
Alma mater	Hokkaido University
Website	Official website

Seiji Osaka (逢坂 誠二, Ōsaka Seiji, born April 24, 1959) is a Japanese politician of the Constitutional Democratic Party of Japan (CDP), a member of the House of Representatives in the Diet (national legislature).^[1] He represents Hokkaido's 8th district. He was a member of the Democratic Party. While he joined the CDP on the day it was formed, he ran on an independent ticket in the 2017 general election.^[2]

• Media related to Seiji Osaka at Wikimedia Commons
• Official website in Japanese.

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