The 2021 Japanese general election in Southern Kanto were held on October 31, 2021, to elect the 55 representatives, one from each of 33 Electoral districts and 22 proportional seats.[1]
2021 Japanese general election in Southern Kanto
Majority party
Minority party
Third party
Party
Liberal Democratic
Constitutional Democratic
Ishin
Last election
33 seats
Did not exist
1 seats
Constituency
22
11
0
Constituency votes
3,638,274
2,714,915
416,637
PR seats
9
5
3
Popular votes
2,590,787
1,651,562
863,897
Total
31
16
3
Seat change
2
New
2
Fourth party
Fifth party
Sixth party
Party
Komeito
Communist
Democratic For the People
Last election
2 seats
2 seats
Did not exist
Constituency
0
0
0
Constituency votes
-
254,236
54,320
PR seats
2
1
1
Popular votes
850,667
534,493
384,481
Total
2
1
1
Seat change
1
New
Seventh party
Party
Reiwa
Last election
Did not exist
Constituency
0
Constituency votes
30,432
PR seats
1
Popular votes
302,675
Total
1
Seat change
New
Results summary [ edit ]
Results by single-seat constituencies [ edit ]
Constituency
2017 result
2021 winning party
Votes
Party
Votes
Share
Majority
LDP
CDP
Ishin
DPFP
JCP
SDP
Reiwa
Others[a]
Total
Chiba
District 1
LDP
CDP
128,556
56.27%
28,661
99,895
128,556
District 2
LDP
LDP
153,017
62.04%
83,434
153,017
69,583
24,052
District 3
LDP
LDP
106,500
61.87%
40,873
106,500
65,627
District 4
Ind
CDP
154,412
64.55%
69,599
84,813
154,412
District 5
LDP
LDP
111,985
46.97%
42,098
111,985
69,887
32,241
24,307
District 6
LDP
LDP
80,764
42.48%
31,935
80,764
48,829
32,444
28,083
District 7
LDP
LDP
127,548
54.99%
56,500
127,548
71,048
28,594
4,749
District 8
LDP
CDP
135,125
59.65%
53,569
81,556
135,125
9,845
District 9
LDP
CDP
107,322
51.09%
4,581
102,741
107,322
District 10
LDP
LDP
83,822
47.29%
2,851
83,822
80,971
12,445[b]
District 11
LDP
LDP
110,538
64.44%
79,981
110,538
30,557
30,432
District 12
LDP
LDP
123,210
64.01%
66,463
123,210
56,747
12,530
District 13
LDP
LDP
100,227
45.07%
20,540
100,227
79,687
42,473
Kanagawa
District 1
LDP
CDP
100,118
45.01%
24,054
100,118
46,271
76,064
District 2
LDP
LDP
146,166
61.15%
53,286
146,166
92,880
District 3
LDP
LDP
119,199
52.54%
50,742
119,199
68,457
23,310
15,908
District 4
CDP
CDP
66,841
33.03%
3,154
47,511
66,841
16,559
71,477[c]
District 5
LDP
LDP
136,288
53.47%
17,669
136,288
118,619
District 6
CDP
LDP
92,405
44.32%
4,525
92,405
87,880
28,214
District 7
LDP
LDP
128,870
50.86%
4,346
128,870
124,524
District 8
Ind
CDP
130,925
52.60%
12,962
117,963
130,925
District 9
Kibō
CDP
83,847
42.40%
14,929
68,918
83,847
24,547
20,432
District 10
LDP
LDP
104,832
41.39%
35,238
104,832
69,594
30,013
48,839
District 11
LDP
LDP
147,634
79.17%
108,791
147,634
38,843
District 12
CDP
CDP
95,013
42.43%
3,854
91,159
95,013
37,753
District 13
LDP
CDP
130,124
51.09%
5,529
124,595
130,124
District 14
LDP
LDP
135,197
53.76%
18,924
135,197
116,273
District 15
LDP
LDP
210,515
79.32%
164,203
210,515
46,312
8,565
District 16
LDP
CDP
137,558
54.60%
23,162
114,396
137,558
District 17
LDP
LDP
131,284
55.32%
41,447
131,284
89,837
16,202
District 18
LDP
LDP
120,365
47.70%
29,975
120,365
90,390
41,562
Yamanashi
District 1
Ind
LDP
125,325
50.46%
7,102
125,325
118,223
4,826
District 2
Ind
LDP
109,036
67.93%
64,595
109,036
44,441
7,027
Chiba 1st district [ edit ]
2021 Chiba 1st district election
Nominee
Kaname Tajima
Hiroaki Kadoyama
Party
Constitutional Democratic
Liberal Democratic
Popular vote
128,556
99,895
Percentage
56.27%
43.73%
Japanese Representative before election
Hiroaki Kadoyama
Liberal Democratic
Elected Japanese Representative
Kaname Tajima
Constitutional Democratic
In the last general election, Kadoyama Hiroaki of the Liberal Democratic Party won his seat after a close race over Kaname Tajima, an incumbent candidate from the Kibō no Tō. In this general election, the Japanese Communist Party did not field any candidates and the opposition candidates were unified into Tajima.
After a one-on-one battle, Tajima beat Kadoyama to regain his seat(Kadoyama won the seat through proportional representation and maintained his position as a member of the House of Representatives.).[2]
Incumbent
Elected Member
Member
Party
First elected
Status
Member
Party
Hiroaki Kadoyama
LDP
2012
Incumbent defeated. (Won PR seat.)
Kaname Tajima
CDP
Chiba 2nd district [ edit ]
2021 Chiba 2nd district election
Nominee
Takayuki Kobayashi
Yū Kuroda
Ken Terao
Party
Liberal Democratic
Constitutional Democratic
Communist
Popular vote
153,017
69,583
24,052
Percentage
62.04%
28.21%
9.75%
Japanese Representative before election
Takayuki Kobayashi
Liberal Democratic
Elected Japanese Representative
Takayuki Kobayashi
Liberal Democratic
Kobayashi Takayuki, the incumbent minister of State for science and technology policy in the Kishida cabinet, was re-elected after beating other candidates by a large margin.[3]
Incumbent
Elected Member
Member
Party
First elected
Status
Member
Party
Takayuki Kobayashi
LDP
2012
Incumbent reelected.
Takayuki Kobayashi
LDP
Chiba 3rd district [ edit ]
2021 Chiba 3rd district election
Nominee
Hirokazu Matsuno
Kazumasa Okajima
Party
Liberal Democratic
Constitutional Democratic
Popular vote
106,500
65,627
Percentage
61.87%
38.13%
Japanese Representative before election
Hirokazu Matsuno
Liberal Democratic
Elected Japanese Representative
Hirokazu Matsuno
Liberal Democratic
Current Chief Cabinet Secretary Hirokazu Matsuno was re-elected after defeating Kazumasa Okajima of the Constitutional Democratic Party (proportional representation block’s incumbent ). Unlike the last general election, Okajima failed to win a proportional representation seat.[4]
Incumbent
Elected Member
Member
Party
First elected
Status
Member
Party
Hirokazu Matsuno
LDP
2000
Incumbent reelected.
Hirokazu Matsuno
LDP
Chiba 4th district [ edit ]
2021 Chiba 4th district election
Nominee
Yoshihiko Noda
Tetsuya Kimura
Party
Constitutional Democratic
Liberal Democratic
Popular vote
154,412
84,813
Percentage
64.55%
35.45%
Japanese Representative before election
Yoshihiko Noda
Constitutional Democratic
Elected Japanese Representative
Yoshihiko Noda
Constitutional Democratic
Yoshihiko Noda, a former Prime Minister and incumbent of the Constitutional Democratic Party, defeated Tetsuya Kimura of the Liberal Democratic Party by a large margin and fought again.Unlike the last general election, Kimura failed to win a proportional representation seat.[5]
Incumbent
Elected Member
Member
Party
First elected
Status
Member
Party
Yoshihiko Noda
CDP
1993
Incumbent reelected.
Yoshihiko Noda
CDP
Chiba 5th district [ edit ]
2021 Chiba 5th district election
Nominee
Kentaro Sonoura
Kentaro Yazaki
Tamotsu Shiiki [ja]
Party
Liberal Democratic
Constitutional Democratic
Ishin
Popular vote
111,985
69,887
32,241
Percentage
46.97%
29.31%
13.52%
Nominee
Atsushi Tokita
Party
Democratic Party for the People
Popular vote
24,307
Percentage
10.19%
Japanese Representative before election
Kentaro Sonoura
Liberal Democratic
Elected Japanese Representative
Kentaro Sonoura
Liberal Democratic
[6]
Incumbent
Elected Member
Member
Party
First elected
Status
Member
Party
Kentaro Sonoura
LDP
2005
Incumbent reelected.
Kentaro Sonoura
LDP
Chiba 6th district [ edit ]
2021 Chiba 6th district election
Nominee
Hiromichi Watanabe
Kenta Fujimaki [ja]
Fumiko Asano
Party
Liberal Democratic
Ishin
Communist
Popular vote
80,764
48,829
32,444
Percentage
42.48%
25.68%
17.07%
Nominee
Yukio Ubukata [ja]
Party
Independent
Popular vote
28,083
Percentage
14.77%
Japanese Representative before election
Hiromichi Watanabe
Liberal Democratic
Elected Japanese Representative
Hiromichi Watanabe
Liberal Democratic
[7]
Incumbent
Elected Member
Member
Party
First elected
Status
Member
Party
Hiromichi Watanabe
LDP
1996
Incumbent reelected.
Hiromichi Watanabe
LDP
Chiba 7th district [ edit ]
2021 Chiba 7th district election
Nominee
Ken Saitō
Chiharu Takeuchi
Akira Uchiyama
Party
Liberal Democratic
Constitutional Democratic
Ishin
Popular vote
127,548
71,048
28,594
Percentage
54.99%
30.63%
12.33%
Japanese Representative before election
Ken Saitō
Liberal Democratic
Elected Japanese Representative
Ken Saitō
Liberal Democratic
[8]
Incumbent
Elected Member
Member
Party
First elected
Status
Member
Party
Ken Saitō
LDP
2009
Incumbent reelected.
Ken Saitō
LDP
Chiba 8th district [ edit ]
2021 Chiba 8th district election
Nominee
Satoshi Honjo [ja]
Yoshitaka Sakurada
Party
Constitutional Democratic
Liberal Democratic
Popular vote
135,125
81,556
Percentage
59.65%
36.00%
Japanese Representative before election
Yoshitaka Sakurada
Liberal Democratic
Elected Japanese Representative
Satoshi Honjo
Constitutional Democratic
[9]
Incumbent
Elected Member
Member
Party
First elected
Status
Member
Party
Yoshitaka Sakurada
LDP
1996
Incumbent defeated. (Won PR seat.)
Satoshi Honjo [ja]
CDP
Chiba 9th district [ edit ]
2021 Chiba 9th district election
Nominee
Soichiro Okuno [ja]
Masatoshi Akimoto
Party
Constitutional Democratic
Liberal Democratic
Popular vote
107,322
102,741
Percentage
51.09%
48.91%
Japanese Representative before election
Masatoshi Akimoto
Liberal Democratic
Elected Japanese Representative
Soichiro Okuno
Constitutional Democratic
[10]
Incumbent
Elected Member
Member
Party
First elected
Status
Member
Party
Masatoshi Akimoto
LDP
2012
Incumbent defeated. (Won PR seat.)
Soichiro Okuno [ja]
CDP
Chiba 10th district [ edit ]
2021 Chiba 10th district election
Nominee
Motoo Hayashi
Hajime Yatagawa [ja]
Mari Azusa
Party
Liberal Democratic
Constitutional Democratic
Kunimori Conservative Party
Popular vote
83,822
80,971
10,272
Percentage
47.29%
45.68%
5.80%
Japanese Representative before election
Motoo Hayashi
Liberal Democratic
Elected Japanese Representative
Motoo Hayashi
Liberal Democratic
[11]
Incumbent
Elected Member
Member
Party
First elected
Status
Member
Party
Motoo Hayashi
LDP
1993
Incumbent reelected.
Motoo Hayashi
LDP
Chiba 11th district [ edit ]
2021 Chiba 11th district election
Nominee
Eisuke Mori
Fumiaki Shiina
Ryo Tagaya [ja]
Party
Liberal Democratic
Communist
Reiwa
Popular vote
110,538
30,557
30,432
Percentage
64.44%
17.81%
17.74%
Japanese Representative before election
Eisuke Mori
Liberal Democratic
Elected Japanese Representative
Eisuke Mori
Liberal Democratic
[12]
Incumbent
Elected Member
Member
Party
First elected
Status
Member
Party
Eisuke Mori
LDP
1990
Incumbent reelected.
Eisuke Mori
LDP
Chiba 12th district [ edit ]
2021 Chiba 12th district election
Nominee
Yasukazu Hamada
Takeshi Hidaka
Shigeru Kuzuhara
Party
Liberal Democratic
Constitutional Democratic
Communist
Popular vote
123,210
56,747
12,530
Percentage
64.01%
29.48%
6.51%
Japanese Representative before election
Yasukazu Hamada
Liberal Democratic
Elected Japanese Representative
Yasukazu Hamada
Liberal Democratic
[13]
Incumbent
Elected Member
Member
Party
First elected
Status
Member
Party
Yasukazu Hamada
LDP
1993
Incumbent reelected.
Yasukazu Hamada
LDP
Chiba 13th district [ edit ]
2021 Chiba 13th district election
Nominee
Hisashi Matsumoto [ja]
Shin Miyakawa [ja]
Kiyoshi Shimizu [ja]
Party
Liberal Democratic
Constitutional Democratic
Ishin
Popular vote
100,227
79,687
42,473
Percentage
45.07%
35.83%
19.10%
Japanese Representative before election
Takaki Shirasuka
Independent
Elected Japanese Representative
Hisashi Matsumoto
Liberal Democratic
[14]
Incumbent
Elected Member
Member
Party
First elected
Status
Member
Party
Takaki Shirasuka [ja]
Independent
2012
Incumbent retired. LDP pick up.
Hisashi Matsumoto [ja]
LDP
Kanagawa 1st district [ edit ]
2021 Kanagawa 1st district election
Nominee
Gō Shinohara [ja]
Jun Matsumoto
Yoshiharu Asakawa [ja]
Party
Constitutional Democratic
Independent
Ishin
Popular vote
100,118
76,064
46,271
Percentage
45.01%
34.19%
20.80%
Japanese Representative before election
Jun Matsumoto
Independent
Elected Japanese Representative
Gō Shinohara
Constitutional Democratic
[15]
Incumbent
Elected Member
Member
Party
First elected
Status
Member
Party
Jun Matsumoto
Independent
1996
Incumbent defeated.
Gō Shinohara [ja]
CDP
Kanagawa 2nd district [ edit ]
2021 Kanagawa 2nd district election
Nominee
Yoshihide Suga
Eiko Okamoto [ja]
Party
Liberal Democratic
Constitutional Democratic
Popular vote
146,166
92,880
Percentage
61.15%
38.85%
Japanese Representative before election
Yoshihide Suga
Liberal Democratic
Elected Japanese Representative
Yoshihide Suga
Liberal Democratic
[16]
Incumbent
Elected Member
Member
Party
First elected
Status
Member
Party
Yoshihide Suga
LDP
1996
Incumbent reelected.
Yoshihide Suga
LDP
Kanagawa 3rd district [ edit ]
2021 Kanagawa 3rd district election
Nominee
Kenji Nakanishi
Taketo Kobayashi
Tadamasa Kisaki
Party
Liberal Democratic
Constitutional Democratic
Communist
Popular vote
119,199
68,457
23,310
Percentage
52.54%
30.17%
10.27%
Nominee
Akiko Fujimura
Party
Independent
Popular vote
15,908
Percentage
7.01%
Japanese Representative before election
Vacant
Elected Japanese Representative
Kenji Nakanishi
Liberal Democratic
[17]
Incumbent
Elected Member
Member
Party
First elected
Status
Member
Party
Vacant (last held by Hachiro Okonogi)
–(LDP)
ー
LDP hold.
Kenji Nakanishi
LDP
Kanagawa 4th district [ edit ]
2021 Kanagawa 4th district election
Nominee
Yuki Waseda
Keiichiro Asao
Tomohiro Yamamoto
Party
Constitutional Democratic
Independent
Liberal Democratic
Popular vote
66,841
63,687
47,511
Percentage
33.03%
31.47%
23.48%
Nominee
Akihiko Takaya
Party
Ishin
Popular vote
16,559
Percentage
8.18%
Japanese Representative before election
Yuki Waseda
Constitutional Democratic
Elected Japanese Representative
Yuki Waseda
Constitutional Democratic
[18]
Incumbent
Elected Member
Member
Party
First elected
Status
Member
Party
Yuki Waseda
CDP
2017
Incumbent reelected.
Yuki Waseda
CDP
Kanagawa 5th district [ edit ]
2021 Kanagawa 5th district election
Nominee
Manabu Sakai
Makoto Yanazaki [ja]
Party
Liberal Democratic
Constitutional Democratic
Popular vote
136,288
118,619
Percentage
53.47%
46.53%
Japanese Representative before election
Manabu Sakai
Liberal Democratic
Elected Japanese Representative
Manabu Sakai
Liberal Democratic
[19]
Incumbent
Elected Member
Member
Party
First elected
Status
Member
Party
Manabu Sakai
LDP
2005
Incumbent reelected.
Manabu Sakai
LDP
Kanagawa 6th district [ edit ]
2021 Kanagawa 6th district election
Nominee
Naoki Furukawa [ja]
Yoichiro Aoyagi [ja]
Seiichi Kushida [ja]
Party
Liberal Democratic
Constitutional Democratic
Ishin
Popular vote
92,405
87,880
28,214
Percentage
44.32%
42.15%
13.53%
Japanese Representative before election
Yoichiro Aoyagi
Constitutional Democratic
Elected Japanese Representative
Naoki Furukawa
Liberal Democratic
[20]
Incumbent
Elected Member
Member
Party
First elected
Status
Member
Party
Yoichiro Aoyagi [ja]
CDP
2012
Incumbent defeated. (Won PR seat.)
Naoki Furukawa [ja]
LDP
Kanagawa 7th district [ edit ]
2021 Kanagawa 7th district election
Nominee
Keisuke Suzuki
Kazuma Nakatani
Party
Liberal Democratic
Constitutional Democratic
Popular vote
128,870
124,524
Percentage
50.86%
49.14%
Japanese Representative before election
Keisuke Suzuki
Liberal Democratic
Elected Japanese Representative
Keisuke Suzuki
Liberal Democratic
[21]
Incumbent
Elected Member
Member
Party
First elected
Status
Member
Party
Keisuke Suzuki
LDP
2005
Incumbent reelected.
Keisuke Suzuki
LDP
Kanagawa 8th district [ edit ]
2021 Kanagawa 8th district election
Nominee
Kenji Eda
Hidehiro Mitani [ja]
Party
Constitutional Democratic
Liberal Democratic
Popular vote
130,925
117,963
Percentage
52.60%
47.40%
Japanese Representative before election
Kenji Eda
Constitutional Democratic
Elected Japanese Representative
Kenji Eda
Constitutional Democratic
[22]
Incumbent
Elected Member
Member
Party
First elected
Status
Member
Party
Kenji Eda
CDP
2002 (by-el)
Incumbent reelected.
Kenji Eda
CDP
Preferences [ edit ]
^ Includes independent politicians and all other parties
^ Includes an other party candidate (I) and a independent (II) (I) 10,272 (II) 2,173
^ Includes two independent politicians (I)(II) (I) 63,687 (II) 7,790