Election results
2026
2026 results in the Northern Kanto PR block
| Party | Votes | Swing | % | Seats | +/– |
| Liberal Democratic Party (LDP) | 2,256,845 | 37.02 | 9.48 | 8 | 1 |
| Centrist Reform Alliance (CRA)[k] | 1,174,717 | 19.27 | 14.37 | 4 | 4 |
| Democratic Party For the People (DPFP) | 626,695 | 10.28 | 1.50 | 2 | 1 |
| Sanseitō | 506,071 | 8.30 | 5.29 | 2 | 2 |
| Team Mirai | 467,561 | 7.67 | New | 1 | New |
| Japan Innovation Party (Ishin) | 326,128 | 5.35 | 1.37 | 1 | 0 |
| Japanese Communist Party (JCP) | 254,497 | 4.17 | 1.92 | 1 | 0 |
| Reiwa Shinsengumi (Reiwa) | 182,261 | 2.99 | 4.21 | 0 | 1 |
| Conservative Party of Japan (CPJ) | 150,809 | 2.47 | 0.05 | 0 | 0 |
| Social Democratic Party (SDP) | 77,406 | 1.27 | 0.23 | 0 | 0 |
| Tax Cuts Japan and Yukoku Alliance (Genyu) | 73,101 | 1.20 | New | 0 | New |
| Total | 6,096,091 | 100.00 | | 19 | |
|
| Invalid votes | 86,209 | 1.39 | | | |
| Turnout | 6,182,300 | 53.20 | 2.08 | | |
| Registered voters | 11,621,084 | | | | |
2024
2024 results in the Northern Kanto PR block
| Party | Votes | Swing | % | Seats | +/– |
| Liberal Democratic Party (LDP) | 1,603,644 | 27.54 | 7.65 | 7 | 0 |
| Constitutional Democratic Party of Japan (CDP) | 1,283,911 | 22.05 | 0.49 | 5 | 0 |
| Democratic Party For the People (DPFP) | 686,080 | 11.78 | 6.95 | 1 | 0 |
| Komeito | 674,694 | 11.59 | 1.76 | 3 | 0 |
| Reiwa Shinsengumi (Reiwa) | 419,511 | 7.20 | 3.32 | 1 | 1 |
| Japan Innovation Party (Ishin) | 391,136 | 6.72 | 3.29 | 1 | 1 |
| Japanese Communist Party (JCP) | 354,915 | 6.09 | 1.11 | 1 | 0 |
| Sanseitō | 175,559 | 3.01 | New | 0 | New |
| Conservative Party of Japan (CPJ) | 146,728 | 2.52 | New | 0 | New |
| Social Democratic Party (SDP) | 87,247 | 1.50 | 0.09 | 0 | 0 |
| Total | 5,823,425 | 100.00 | | 19 | |
|
| Invalid votes | 152,018 | 2.54 | | | |
| Turnout | 5,975,443 | 51.12 | 2.41 | | |
| Registered voters | 11,689,496 | | | | |
2021
2021 results in the Northern Kanto PR block
| Party | Votes | Swing | % | Seats | +/– |
| Liberal Democratic Party (LDP) | 2,172,065 | 35.19 | 2.04 | 7 | 0 |
| Constitutional Democratic Party of Japan (CDP) | 1,391,148 | 22.54 | 0.55 | 5 | 0 |
| Komeito | 823,930 | 13.35 | 0.25 | 3 | 1 |
| Japan Innovation Party (Ishin) | 617,531 | 10.01 | 6.62 | 2 | 2 |
| Japanese Communist Party (JCP) | 444,115 | 7.20 | 0.31 | 1 | 0 |
| Democratic Party For the People (DPFP) | 298,056 | 4.83 | New | 1 | New |
| Reiwa Shinsengumi (Reiwa) | 239,592 | 3.88 | New | 0 | New |
| Social Democratic Party (SDP) | 97,963 | 1.59 | 0.49 | 0 | 0 |
| NHK Party | 87,702 | 1.42 | New | 0 | New |
| Total | 6,172,102 | 100.00 | | 19 | |
|
| Invalid votes | 146,289 | 2.32 | | | |
| Turnout | 6,318,391 | 53.53 | 1.97 | | |
| Registered voters | 11,802,865 | | | | |
2017
2017 results in the Northern Kanto PR block
| Party | Votes | Swing | % | Seats | +/– |
| Liberal Democratic Party (LDP) | 1,985,993 | 33.15 | 1.41 | 7 | 1 |
| Constitutional Democratic Party of Japan (CDP) | 1,317,457 | 21.99 | New | 5 | New |
| Kibō no Tō | 1,154,154 | 19.27 | New | 4 | New |
| Komeito | 784,671 | 13.10 | 1.64 | 2 | 1 |
| Japanese Communist Party (JCP) | 449,625 | 7.51 | 4.16 | 1 | 1 |
| Japan Innovation Party (Ishin) | 203,103 | 3.39 | New | 0 | New |
| Social Democratic Party (SDP) | 65,985 | 1.10 | 0.75 | 0 | 0 |
| Happiness Realization Party (HRP) | 29,504 | 0.49 | 0.07 | 0 | 0 |
| Total | 5,990,492 | 100.00 | | 19 | 1 |
|
| Invalid votes | 109,891 | 1.80 | | | |
| Turnout | 6,100,383 | 51.56 | 0.79 | | |
| Registered voters | 11,831,563 | | | | |
2014
2014 results in the Northern Kanto PR block
| Party | Votes | Swing | % | Seats | +/– |
| Liberal Democratic Party (LDP) | 2,034,586 | 34.56 | 6.42 | 8 | 2 |
| Democratic Party of Japan (DPJ) | 1,049,602 | 17.83 | 2.72 | 4 | 1 |
| Komeito | 868,102 | 14.74 | 2.06 | 3 | 0 |
| Japan Innovation Party (JIP) | 816,014 | 13.86 | 4.23 | 3 | 1 |
| Japanese Communist Party (JCP) | 686,893 | 11.67 | 5.99 | 2 | 1 |
| Party for Future Generations | 167,632 | 2.85 | New | 0 | New |
| People's Life Party (PLP) | 131,013 | 2.23 | New | 0 | New |
| Social Democratic Party (SDP) | 109,038 | 1.85 | 0.02 | 0 | 0 |
| Happiness Realization Party (HRP) | 24,989 | 0.42 | 0.11 | 0 | 0 |
| Total | 5,887,869 | 100.00 | | 20 | |
|
| Invalid votes | 163,004 | 2.69 | | | |
| Turnout | 6,050,873 | 52.35 | 4.97 | | |
| Registered voters | 11,557,934 | | | | |
2012
2012 results in the Northern Kanto PR block
| Party | Votes | Swing | % | Seats | +/– |
| Liberal Democratic Party (LDP) | 1,820,116 | 28.14 | 2.30 | 6 | 0 |
| Japan Restoration Party (JRP) | 1,169,781 | 18.09 | New | 4 | New |
| Democratic Party of Japan (DPJ) | 976,922 | 15.11 | 27.02 | 3 | 7 |
| Komeito | 820,358 | 12.68 | 1.32 | 3 | 1 |
| Your Party | 787,462 | 12.18 | 4.25 | 2 | 1 |
| Tomorrow Party of Japan (TPJ) | 387,625 | 5.99 | New | 1 | New |
| Japanese Communist Party (JCP) | 367,245 | 5.68 | 0.58 | 1 | 0 |
| Social Democratic Party (SDP) | 118,046 | 1.83 | 1.81 | 0 | 0 |
| Happiness Realization Party (HRP) | 19,795 | 0.31 | 0.60 | 0 | 0 |
| Total | 6,467,350 | 100.00 | | 20 | |
|
| Invalid votes | 144,080 | 2.18 | | | |
| Turnout | 6,611,430 | 57.32 | 9.76 | | |
| Registered voters | 11,535,234 | | | | |
2009
2009 results in the Northern Kanto PR block
| Party | Votes | Swing | % | Seats | +/– |
| Democratic Party of Japan (DPJ) | 3,172,577 | 42.13 | 10.68 | 10 | 3 |
| Liberal Democratic Party (LDP) | 1,945,933 | 25.84 | 14.41 | 6 | 3 |
| Komeito | 855,134 | 11.36 | 1.68 | 2 | 0 |
| Your Party | 597,025 | 7.93 | New | 1 | New |
| Japanese Communist Party (JCP) | 471,138 | 6.26 | 0.39 | 1 | 0 |
| Social Democratic Party (SDP) | 274,030 | 3.64 | 0.87 | 0 | 1 |
| People's New Party (PNP) | 99,354 | 1.32 | New | 0 | New |
| New Party Nippon (Nippon) | 68,191 | 0.91 | 3.19 | 0 | 0 |
| Happiness Realization Party (HRP) | 46,867 | 0.91 | New | 0 | New |
| Total | 7,530,249 | 100.00 | | 20 | |
|
| Invalid votes | 164,820 | 2.14 | | | |
| Turnout | 7,695,069 | 67.08 | 2.02 | | |
| Registered voters | 11,470,918 | | | | |
2005
2005 results in the Northern Kanto PR block
| Party | Votes | Swing | % | Seats | +/– |
| Liberal Democratic Party (LDP) | 2,892,780 | 40.25 | 2.74 | 9 | 1 |
| Democratic Party of Japan (DPJ) | 2,260,717 | 31.45 | 6.46 | 7 | 1 |
| Komeito | 937,345 | 13.04 | 1.10 | 2 | 1 |
| Japanese Communist Party (JCP) | 477,958 | 6.65 | 0.01 | 1 | 0 |
| Social Democratic Party (SDP) | 323,979 | 4.51 | 0.70 | 1 | 1 |
| New Party Nippon (Nippon) | 294,952 | 4.10 | New | 0 | New |
| Total | 7,187,731 | 100.00 | | 20 | |
|
| Invalid votes | 170,879 | 2.32 | | | |
| Turnout | 7,358,610 | 65.06 | 9.29 | | |
| Registered voters | 11,310,313 | | | | |
2003
2003 results in the Northern Kanto PR block
| Party | Votes | Swing | % | Seats | +/– |
| Democratic Party of Japan (DPJ) | 2,299,620 | 37.91 | 13.20 | 8 | 3 |
| Liberal Democratic Party (LDP) | 2,275,223 | 37.51 | 6.87 | 8 | 1 |
| Komeito | 857,490 | 14.14 | 1.51 | 3 | 0 |
| Japanese Communist Party (JCP) | 402,849 | 6.64 | 4.07 | 1 | 1 |
| Social Democratic Party (SDP) | 231,140 | 3.81 | 4.45 | 0 | 1 |
| Total | 6,066,322 | 100.00 | | 20 | |
|
| Invalid votes | 185,682 | 2.97 | | | |
| Turnout | 6,252,004 | 55.77 | 4.05 | | |
| Registered voters | 11,210,273 | | | | |
2000
2000 results in the Northern Kanto PR block
| Party | Votes | Swing | % | Seats | +/– |
| Liberal Democratic Party (LDP) | 1,924,629 | 30.64 | 4.24 | 7 | 1 |
| Democratic Party of Japan (DPJ) | 1,552,220 | 24.71 | 7.55 | 5 | 1 |
| Komeito | 793,124 | 12.63 | New | 3 | New |
| Liberal Party (LP) | 781,818 | 12.45 | New | 2 | New |
| Japanese Communist Party (JCP) | 672,615 | 10.71 | 2.14 | 2 | 0 |
| Social Democratic Party (SDP) | 518,647 | 8.26 | 3.24 | 1 | 0 |
| Liberal League (LL) | 37,767 | 0.60 | 0.24 | 0 | 0 |
| Total | 6,280,820 | 100.00 | | 20 | 1 |
|
| Invalid votes | 281,929 | 4.30 | | | |
| Turnout | 6,562,749 | 59.82 | | | |
| Registered voters | 10,970,091 | | | | |
1996
1996 results in the Northern Kanto PR block
| Party | Votes | % | Seats |
| Liberal Democratic Party (LDP) | 1,962,854 | 34.88 | 8 |
| New Frontier Party (NFP) | 1,500,349 | 26.66 | 6 |
| Democratic Party (DP) | 965,328 | 17.16 | 4 |
| Japanese Communist Party (JCP) | 722,792 | 12.85 | 2 |
| Social Democratic Party (SDP) | 282,201 | 5.02 | 1 |
| New Party Sakigake (NPS) | 77,255 | 1.37 | 0 |
| New Socialist Party (NSP) | 68,926 | 1.22 | 0 |
| Liberal League (LL) | 47,020 | 0.84 | 0 |
| Total | 5,626,725 | 100.00 | 21 |