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Tokyo 22nd district

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Tokyo 22nd District
東京都第22区
Parliamentary constituency
for the Japanese House of Representatives
PrefectureTokyo
Proportional BlockTokyo
Electorate430,260 (as of 1 September 2022)[1]
Current constituency
Created1994
SeatsOne
PartyCDP
RepresentativeIkuo Yamahana

Tokyo 22nd District (東京都第22区, Tokyo-to dai-junini-ku, or 東京22区, Tokyo nijuni-ku) is an electoral district of the Japanese House of Representatives located in Western Tokyo. The district was created in 1994 as part of the move to single-member constituencies.

Areas covered

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Current district

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As of 13 January 2023, the areas covered by this district are as follows:[2]

As part of the 2022 reapportionments, the remaining sections of Inagi were given to the new 30th district.

Areas 2017–2022

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From the second redistricting in 2017 until the third redistricting in 2022, the areas covered by this district were as follows:[3][4]

As part of the 2017 redistricting, parts of Inagi city were transferred to the 21st district.

Areas 2002–2017

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From the first redistricting in 2002 until the second redistricting in 2017, the areas covered by this district were as follows:[5]

As part of the 2002 redistricting, Fuchū was moved to the 18th district and Mitaka was gained from that same district.

Areas from before 2002

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From the founding of this district in 1994 until the first redistricting in 2002, the areas covered by this district were as follows:[6]

History

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Elected representatives

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Representative Party Years served Notes
Tatsuya Ito NFP 1996 – 2000 Joined the LDP and won a seat in the Tokyo PR district
Ikuo Yamahana DPJ 2000 – 2005 Lost re-election in the 2005 general election
Tatsuya Ito LDP 2005 – 2009 Lost re-election in the 2009 general election
Ikuo Yamahana DPJ 2009 – 2012 Lost re-election in the 2012 general election. Won election to the Tokyo PR district in the 2017 general election.
Tatsuya Ito LDP 2012 – 2024
Ikuo Yamahana CDP 2024 –

Election results

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‡ - Also ran for the Tokyo PR district

‡‡ - Also ran for and was elected to the Tokyo PR district

2024[7]
Party Candidate Votes % ±%
CDP Ikuo Yamahana‡ 99,790 40.2 Increase0.1
LDP Tatsuya Ito‡‡ (won seat in PR) 96,748 39.0 Decrease7.6
Sanseitō Mika Suzuki 26,005 10.5
JCP Yoshitaka Hirano 25,453 10.2
Registered electors 428,356
Turnout 59.61 Decrease0.40
CDP gain from LDP
2021[8]
Party Candidate Votes % ±%
LDP Tatsuya Ito‡ (incumbent)
(endorsed by Komeito) 		131,351 46.9 Increase3.5
CDP Ikuo Yamahana‡ (incumbent - Tokyo PR) 112,393 40.1 Increase4.3
Reiwa Mari Kushibuchi‡ 31,981 11.4 New
Anti-NHK Youhei Hasegawa 4,535 1.6 New
Registered electors 478,721
Turnout 287,281 60.0 Increase4.3
LDP hold Swing Increase3.1
2017[9]
Party Candidate Votes % ±%
LDP Tatsuya Ito‡ (incumbent)
(endorsed by Komeito) 		110,493 43.4 Decrease2.6
CDP Ikuo Yamahana‡‡ 91,073 35.8 New
Kibō no Tō Emi Kanegasaki‡ 30,236 11.9 New
JCP Makoto Abe 22,859 9.0 Decrease5.6
Registered electors 465,616
Turnout 259,488 55.7 Decrease0.4
LDP hold Swing Decrease4.3
2014[10]
Party Candidate Votes % ±%
LDP Tatsuya Ito‡ (incumbent)
(endorsed by Komeito) 		116,757 46.0 Increase6.0
Democratic Ikuo Yamahana‡ 80,014 31.5 Increase8.5
JCP Jun Sakauchi 36,980 14.6 Increase5.7
Japanese Kokoro Akira Shikano‡ 20,288 8.0 New
Registered electors 466,679
Turnout 261,857 56.1 Decrease8.3
LDP hold Swing Increase3.4
2012[11]
Party Candidate Votes % ±%
LDP Tatsuya Ito‡
(endorsed by Komeito) 		115,290 40.0 Increase1.7
Democratic Ikuo Yamahana‡ (incumbent)
(endorsed by the PNP) 		66,210 23.0 Decrease27.6
Restoration Akira Shikano‡ 40,698 14.1 New
Your Ken Tsuyama‡ 37,805 13.1 New
JCP Jun Sakauchi 25,740 8.9 Decrease0.4
Happiness Realization Yoshihiro Ihara 2,180 0.8 New
Registered electors 462,725
Turnout 298,180 64.4 Decrease3.5
LDP gain from Democratic Swing Increase7.8
2009[12]
Party Candidate Votes % ±%
Democratic Ikuo Yamahana‡ 154,904 50.6 Increase13.4
LDP Tatsuya Ito‡ (incumbent)
(endorsed by Komeito) 		117,315 38.3 Decrease13.8
JCP Masafumi Yoshioka 28,556 9.3 Decrease0.5
Happiness Realization Ken Tsuyama‡ 5,501 1.8 New
Registered electors 459,207
Turnout 311,893 67.9 Increase1.6
Democratic gain from LDP Swing Increase11.1
2005[13]
Party Candidate Votes % ±%
LDP Tatsuya Ito‡
(incumbent - Tokyo PR) 		150,404 52.1 Increase8.6
Democratic Ikuo Yamahana‡ (incumbent) 107,417 37.2 Decrease8.7
JCP Yoshiharu Wakabayashi‡ 28,356 9.8 Decrease0.2
Independent Manyo Yamashita 2,483 0.9 New
Registered electors 442,182
Turnout 293,299 66.3 Increase7.4
LDP gain from Democratic Swing Increase11.1
2003[14]
Party Candidate Votes % ±%
Democratic Ikuo Yamahana‡(incumbent) 113,931 45.9 Increase6.0
LDP Tatsuya Ito‡‡ 105,385 42.5 Increase13.5
JCP Yoshiharu Wakabayashi‡ 24,859 10.0 Decrease4.3
Independent Moritaka Sato 4,001 1.6 New
Registered electors 432,492
Turnout 254,695 58.9 Decrease2.0
LDP hold Swing Increase8.9
2000[15]
Party Candidate Votes % ±%
Democratic Ikuo Yamahana‡ 104,132 38.9 Increase11.8
LDP Yuji Shindo‡ 77,761 29.0 Increase7.9
Liberal Morio Suzuki‡ 39,503 14.7 New
JCP Takao Okada 38,318 14.3 Decrease0.9
Independent Matsumi Sakai 5,635 2.1 New
Liberal League Koji Tomono 2,687 1.0 New
Registered electors 456,184
Turnout 277,634 60.9 Increase5.6
Democratic gain from LDP Swing N/A
1996[16]
Party Candidate Votes % ±%
New Frontier Tatsuya Ito
(incumbent - former Tokyo 11th district) 		69,707 29.6 New
Democratic Sadao Yamahana‡‡
(incumbent - former Tokyo 11th district) 		63,974 27.1 New
LDP Yuji Shindo‡ 49,837 21.1 New
JCP Yoshiko Matsuda 35,762 15.2 New
Social Democratic Nobuto Hosaka‡‡ 13,904 5.9 New
New Socialist Kazumoto Sato 2,526 1.1 New
Registered electors 436,597
Turnout 241,613 55.3 N/A
LDP gain from Democratic Swing N/A

References

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  1. ^ "令和4年9月1日現在選挙人名簿及び在外選挙人名簿登録者数" [Ministry of Internal Affairs and Communications - Number of registered voters as of 1 September 2022]. Ministry of Internal Affairs and Communications (in Japanese). Retrieved 2023-01-13.
  2. ^ "東 京 都" [Tokyo] (PDF). Ministry of Internal Affairs and Communications (in Japanese). 2022. Retrieved 2023-01-13.
  3. ^ "衆議院議員選挙区画定審議会設置法及び公職選挙法の一部を改正する法律の一部を改正する法律". www.shugiin.go.jp. Retrieved 2023-01-13.
  4. ^ "東 京 都" [Tokyo] (PDF). Ministry of Internal Affairs and Communications (in Japanese). 2017. Retrieved 2023-01-13.
  5. ^ "公職選挙法の一部を改正する法律". www.shugiin.go.jp. Retrieved 2023-01-13.
  6. ^ "法律第百四号（平六・一一・二五）". www.shugiin.go.jp. Retrieved 2023-01-13.
  7. ^ "2024年衆議院総選挙 東京14区". NHK (in Japanese). Retrieved 2024-11-09.
  8. ^ "東京22区 - 第49回衆議院議員選挙" [Tokyo 22nd District - 49th House of Representatives election]. go2senkyo.com (in Japanese). Retrieved 2023-01-13.
  9. ^ "東京22区 - 第48回衆議院議員選挙" [Tokyo 22nd District - 48th House of Representatives election]. go2senkyo.com (in Japanese). Retrieved 2023-01-13.
  10. ^ "東京22区 - 第47回衆議院議員選挙" [Tokyo 22nd District - 47th House of Representatives election]. go2senkyo.com (in Japanese). Retrieved 2023-01-13.
  11. ^ "東京22区 - 第46回衆議院議員選挙" [Tokyo 22nd District - 46th House of Representatives election]. go2senkyo.com (in Japanese). Retrieved 2023-01-13.
  12. ^ "東京22区 - 第45回衆議院議員選挙" [Tokyo 22nd District - 45th House of Representatives election]. go2senkyo.com (in Japanese). Retrieved 2023-01-13.
  13. ^ "東京22区 - 第44回衆議院議員選挙" [Tokyo 22nd District - 44th House of Representatives election]. go2senkyo.com (in Japanese). Retrieved 2023-01-13.
  14. ^ "東京22区 - 第43回衆議院議員選挙" [Tokyo 22nd District - 43rd House of Representatives election]. go2senkyo.com (in Japanese). Retrieved 2023-01-13.
  15. ^ "東京22区 - 第42回衆議院議員選挙" [Tokyo 22nd District - 42nd House of Representatives election]. go2senkyo.com (in Japanese). Retrieved 2023-01-13.
  16. ^ "東京22区 - 第41回衆議院議員選挙" [Tokyo 22nd District - 41st House of Representatives election]. go2senkyo.com (in Japanese). Retrieved 2023-01-13.

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