Kanagawa 20th district

Kanagawa 20th District
Single-member district constituency for the National Diet
Map of single-member constituencies in Kanagawa Prefecture
Electorate	345,518 (as of June 1, 2023)^[1]
Current constituency
Created	2022
Seats	One
Party	CDP
Representatives	Sayuri Otsuka [ja]

Kanagawa 20th district is a single-member constituency of the House of Representatives, the lower house of the National Diet of Japan. The district was created as part of the 2022 reapportionments that added two districts to Kanagawa Prefecture because of relative increases in population in the prefecture.^[2] Sayuri Otsuka became the first representative as a result of the 2024 general election; defeating Akira Amari, former LDP Secretary-General.

Area

Minami ward of Sagamihara city
Zama city

Minami ward had previously been split between the 14th and 16th districts and Zama had been a part of the 13th district.

Elected Representatives


Representative	Party		Years Served	Notes
Sayuri Otsuka [ja]		CDP	2024 –

Election Results

2024^[3]
Party		Candidate	Votes	%
	CDP	Sayuri Otsuka	83,282	46.8
	LDP	Akira Amari	63,217	35.5
	Ishin	Yōichi Kaneko	31,550	17.7
Turnout				53.45

References

^ "選挙人名簿登録者数" [Number of registered voters]. Kanagawa Prefecture Election Commission (in Japanese). 2023.
^ "Parliament OKs bill to redraw Lower House electoral map to curtail vote-value disparities". The Japan Times. 2022-11-18. Retrieved 2023-06-14.
^ "2024年衆議院総選挙神奈川20区". NHK (in Japanese). Retrieved 2024-12-01.

v t e Kanagawa'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 14 15 16 17 18 19 20 PR part of the Southern Kantō PR block House of Councillors At-large (17→20 Representatives, 6→8 Councillors)
SNTV "medium-sized" districts (1947–1993) 1 2 3 4 5 (13→22 Representatives, 4→6 Councillors)
Limited voting "large" districts (1946) At-large (12 Representatives)
SNTV "medium-sized" districts (1928–1942) 1 2 3 (11 Representatives)
FPTP/SNTV "small" districts (1920–1924) 1 2 3 4 5 6 7 (10 Representatives)
SNTV "large" districts (1902–1917) Yokohama city counties (gunbu) (8 Representatives)
FPTP/bloc voting "small" districts (1890–1898) 1 2 3 4 5 6 (7 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 (8 block seats, 12 district seats)	Hokkaidō 1 2 3 4 5 6 7 8 9 10 11 12
Tōhoku (12 block seats, 21 district 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 (19 block seats, 33 district 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 (23 block seats, 36 district 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 (19 block seats, 30 district 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 (10 block seats, 18 district 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 (21 block seats, 33 district 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 (28 block seats, 45 district 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 (10 block seats, 17 district seats)	Tottori 1 2 Shimane 1 2 Okayama 1 2 3 4 Hiroshima 1 2 3 4 5 6 Yamaguchi 1 2 3
Shikoku (6 block seats, 10 district seats)	Tokushima 1 2 Kagawa 1 2 3 Ehime 1 2 3 Kōchi 1 2
Kyūshū (20 block seats, 34 district 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
Districts eliminated in the 2002 reapportionments	Hokkaido 13 Yamagata 4 Shizuoka 9 Shimane 3 Oita 4
Districts eliminated in the 2013 reapportionments	Fukui 3 Yamanashi 3 Tokushima 3 Kochi 3 Saga 3
Districts eliminated in the 2017 reapportionments	Aomori 4 Iwate 4 Mie 5 Nara 4 Kumamoto 5 Kagoshima 5
Districts eliminated in the 2022 reapportionments	Miyagi 6 Fukushima 5 Niigata 6 Shiga 4 Wakayama 3 Okayama 5 Hiroshima 7 Yamaguchi 4 Ehime 4 Nagasaki 4