Hokkaido's Diet electoral districts

Last updated March 22, 2025

Hokkaido's House of Representatives districts since 2017^[1]

All seats

Hokkaido currently sends 26 elected members to the Diet of Japan, 20 to the House of Representatives and 6 to the House of Councillors. The prefecture sends 6 Councillors after the 2019.

House of Representatives

The current House of Representatives Hokkaido delegation consists of 4 members of the LDP and 8 for the CDP.

District seats

District	Representative	Party	Incumbency
1st	Daiki Michishita	Constitutional Democratic	22 October 2017 – present
2nd	Kenko Matsuki	Constitutional Democratic	25 April 2021 – present
3rd	Yutaka Arai	Liberal Democratic	27 October 2024 – present
4th	Kureha Otsuki	Constitutional Democratic Party of Japan	27 October 2024 – present
5th	Maki Ikeda	CDP	24 April 2016 – present
6th	Kuniyoshi Azuma	Liberal Democratic	31 October 202 – present
7th	Takako Suzuki	Liberal Democratic	27 October 2024 – present
8th	Seiji Ōsaka	Constitutional Democratic	14 December 2014 – present
9th	Tatsumaru Yamaoka	Constitutional Democratic	27 October 2024 – present
10th	Hiroshi Kamiya	CDP	16 December 2012 – present
11th	Kaori Ishikawa	Constitutional Democratic	22 October 2017 – present
12th	Arata Takebe	Liberal Democratic	16 December 2012 – present

PR seats

Representative	Party	District contested	Incumbency
Masato Nishikawa	CDP	None	27 October 2024 – present
Naoko Shinoda	CDP	None	27 October 2024 – present
Hidetake Usuki	DPP	None	27 October 2024 – present
Yoshitaka Itō	LDP	Hokkaido-7th	27 October 2024 – present
Jun Mukaiyama		None	27 October 2024 – present
Hiroyuki Nakamura		Hokkaido-4th	27 October 2024 – present
Hidemichi Sato	Komeito	None	16 December 2012 – present
Hideyo Kawarada	CDP	None	27 October 2024 – present

House of Councillors

The current House of Councillors Hokkaido delegation consists of 4 LDP and 2 members of the CDP. The members are elected from the Hokkaido at-large district.

Class	#	Councillors	Party	Term ends	Incumbency
2019	1	Harumi Takahashi	Liberal Democratic	28 July 2025	29 July 2019 – present
	2	Kenji Katsube	Constitutional Democratic	28 July 2025	29 July 2019 – present
	3	Tsuyohito Iwamoto	Liberal Democratic	28 July 2025	29 July 2019 – present
2022	1	Gaku Hasegawa	Liberal Democratic	25 July 2028	26 July 2010 – present
	2	Eri Tokunaga	Constitutional Democratic	25 July 2028	26 July 2010 – present
	3	Toshimitsu Funahashi	Liberal Democratic	25 July 2028	26 July 2022 – present

References

↑ "北海道" (PDF). Ministry of Internal Affairs and Communications . Retrieved 3 February 2018.

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[1] "北海道" (PDF). Ministry of Internal Affairs and Communications . Retrieved 3 February 2018.

[1]

v t e Hokkaidō's electoral districts for the Diet of Japan
FPTP "small" districts (1996–present) 1 2 3 4 5 6 7 8 9 10 11 12 (13) PR Hokkaidō PR block House of Councillors At-large (13→12 Representatives (PR block: 9→8), 4→6 Councillors)
SNTV "medium-sized" districts (1947–1993) 1 2 3 4 5 (22→23 Representatives, 8→4 Councillors)
Limited voting "large" districts (1946) 1 2 (23 Representatives)
SNTV "medium-sized" districts (1928–1942) 1 2 3 4 5 (20 Representatives)
FPTP/SNTV "small" districts (1920–1924) 1 2 3 4 5 6 7 8 9 10 11 12 (16 Representatives)
SNTV "large" districts era (1902–1917), in Hokkaidō FPTP single-member districts Sapporo city (ku) Hakodate city (ku) Otaru city (ku) subprefectures 1 subprefectures 2 subprefectures 3 (3→6 Representatives)

v t e First-past-the-post (FPTP) districts and proportional representation (PR) "blocks" for the Japanese House of Representatives of the National Diet (1996–present)
Speaker of the House of Representatives of Japan : Fukushiro Nukaga, Ibaraki 2nd Vice Speaker of the House of Representatives of Japan : Banri Kaieda, Tokyo PR
Hokkaidō	Block 8 seats Hokkaidō 1 2 3 4 5 6 7 8 9 10 11 12
Tōhoku	Block 12 seats Aomori 1 2 3 Iwate 1 2 3 Miyagi 1 2 3 4 5 Akita 1 2 3 Yamagata 1 2 3 Fukushima 1 2 3 4
Kita- (North) Kantō	Block 19 seats Ibaraki 1 2 3 4 5 6 7 Tochigi 1 2 3 4 5 Gunma 1 2 3 4 5 Saitama 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
Minami- (South) Kantō	Block 23 seats Chiba 1 2 3 4 5 6 7 8 9 10 11 12 13 14 Kanagawa 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 Yamanashi 1 2
Tokyo	Block 19 seats Tokyo 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30
Hokuriku-Shin'etsu	Block 10 seats Niigata 1 2 3 4 5 Toyama 1 2 3 Ishikawa 1 2 3 Fukui 1 2 Nagano 1 2 3 4 5
Tōkai	Block 21 seats Gifu 1 2 3 4 5 Shizuoka 1 2 3 4 5 6 7 8 Aichi 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 Mie 1 2 3 4
Kinki	Block 28 seats Shiga 1 2 3 Kyoto 1 2 3 4 5 6 Osaka 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 Hyōgo 1 2 3 4 5 6 7 8 9 10 11 12 Nara 1 2 3 Wakayama 1 2
Chūgoku	Block 10 seats Tottori 1 2 Shimane 1 2 Okayama 1 2 3 4 Hiroshima 1 2 3 4 5 6 Yamaguchi 1 2 3
Shikoku	Block 6 seats Tokushima 1 2 Kagawa 1 2 3 Ehime 1 2 3 Kōchi 1 2
Kyūshū	Block 20 seats Fukuoka 1 2 3 4 5 6 7 8 9 10 11 Saga 1 2 Nagasaki 1 2 3 Kumamoto 1 2 3 4 Ōita 1 2 3 Miyazaki 1 2 3 Kagoshima 1 2 3 4 Okinawa 1 2 3 4
Eliminated districts	Eliminiated in 2002 Hokkaido 13 Yamagata 4 Shizuoka 9 Shimane 3 Oita 4 Eliminiated in 2013 Fukui 3 Yamanashi 3 Tokushima 3 Kochi 3 Saga 3 Eliminiated in 2017 Aomori 4 Iwate 4 Mie 5 Nara 4 Kumamoto 5 Kagoshima 5 Eliminiated in 2022 Miyagi 6 Fukushima 5 Niigata 6 Shiga 4 Wakayama 3 Okayama 5 Hiroshima 7 Yamaguchi 4 Ehime 4 Nagasaki 4