ChC
|
Chuo Club
Central Club
|
1910–1913
|
8.5%
|
|
5
|
|
CC
|
Chusei Club
Chusei Club
|
1924–1925
|
4.5%
|
|
5
|
|
Chk
|
Chuseikai
· (
Japanese: 中正会
)
Impartiality Society
|
1913–1916
|
7.2%
|
|
4
|
|
DC
|
Daido Club
Daido Club
|
1905–1910
|
6.9%
|
|
4
|
|
DC
|
Dokuritsu Club
· (
Japanese: 独立倶楽部
)
Dokuritsu Club
|
1892–1894
|
10.3%
|
|
2
|
|
DS
|
Dōmei Seisha / Dōmei Club
· (
Japanese: 同盟政社 / 同盟倶楽部
)
Dōmei Seisha / Dōmei Club
|
1892–1894
|
6.0%
|
|
1
|
|
DC
|
Doshi Club
Doshi Club
|
1902–1903
|
2.9%
|
|
2
|
|
DC
|
Dōshi Club
Fellow Thinkers Club
|
1947–1948
|
4.7%
|
|
2
|
|
NCP
|
Hoshu Shintō
New Conservative Party
|
2000–2003
|
0.4%
|
|
7
|
|
IRAA
|
Imperial Rule Assistance Association
· (
大政翼贊會/大政翼賛会
)
Imperial Rule Assistance Association
|
1940–1945
|
81.7%
|
|
4
|
|
JK
|
Jinin Kai
Jinin Kai
|
1902–1903
|
4.2%
|
|
3
|
|
PFGPJK
|
Jisedai No Tou / Nippon no Kokoro o Taisetsu ni Suru Tō
· (
Japanese: 次世代の党 / 日本のこころを大切にする党
)
Party for Future Generations / Party for Japanese Kokoro
|
2014–2018
|
2.6%
|
|
5
|
|
JD
|
Jitsugo Doshikai / Kokumin Doshikai
Business Fellow Thinkers' Association
|
1924–1932
|
1.7%
|
|
2
|
|
JK
|
Jiyu Kai
Jiyu Club
|
1904–1904
|
4.9%
|
|
3
|
|
LDP
|
Jiyū Minshutō
Liberal Democratic Party
|
since 1955
|
59.0%
|
|
25
|
|
LL
|
Jiyu Rengo
Liberal League
|
1994–2005
|
1.8%
|
|
6
|
|
LP
|
Jiyutō
· (
Japanese: 自由党
)
Liberal Party
|
1950–1955
|
48.0%
|
|
9
|
|
LP
|
Jiyū-tō
Liberal Party
|
1998–2003
|
11.0%
|
|
13
|
|
LP JLP
|
Jiyūtō / Nihon Jiyūtō
Liberal Party / Japan Liberal Party
|
1945–1948
|
25.4%
|
|
9
|
|
KH
|
Kensei Hontō
· (
Japanese: 憲政本党
)
Kensei Hontō
|
1898–1910
|
25.3%
|
|
4
|
|
Ksh
|
Kenseihonto / Rikken Kokuminto / Kakushin Club
· (
(立憲国民党
)
Orthodox Constitutional Government Party / Constitutional National Party / Reformist Club
|
1902–1924
|
28.5%
|
|
9
|
|
KI
|
Kensei Issinkai
Kensei Issinkai
|
1928–1929
|
1.5%
|
|
0
|
|
KEN
|
Kenseikai
Constitutional Association
|
1916–1927
|
32.5%
|
|
7
|
|
K
|
Kenseitō
· (
Japanese: 憲政党
)
Constitutional Party
|
1898–1900
|
40.0%
|
|
3
|
|
PH
|
Kibō no Tō
Party of Hope
|
2017–2017
|
17.4%
|
|
6
|
|
KD
|
Kokumin Dōmei
· (
Japanese: 国民同盟
)
National League
|
1932–1940
|
3.8%
|
|
2
|
|
NCoP
|
Kokumin Kyôdô Tô
National Cooperative Party
|
1945–1949
|
7.0%
|
|
5
|
|
NA
|
Kokumin Kyōkai
· (
Japanese: 国民協会
)
National Association
|
1892–1899
|
11.7%
|
|
3
|
|
DPP
|
Kokumin Minshu-tō
Democratic Party for the People
|
since 2018
|
4.5%
|
|
2
|
|
PPLF
|
Kokumin no Seikatsu ga Daiichi
Putting People's Lives First
|
2012–2012
|
5.7%
|
|
8
|
|
PNP
|
Kokumin Shinto
People's New Party
|
2005–2013
|
1.7%
|
|
7
|
|
K
|
Kōmeitō
Clean Government Party / New Komeito
|
since 1964
|
14.8%
|
|
27
|
|
KC
|
Koshin Club
Koshin Club
|
1905–1908
|
10.4%
|
|
3
|
|
KC
|
Kushin Club
Kushin Club
|
1904–1904
|
8.6%
|
|
1
|
|
CoP
|
Kyoudoutou
Cooperative Party
|
1952–1952
|
1.1%
|
|
3
|
|
YP
|
Minna no Tō
Your Party
|
2009–2014
|
8.7%
|
|
12
|
|
DLP
|
Minshujiyutō
Democratic Liberal Party
|
1948–1950
|
44.4%
|
|
5
|
|
DSP
|
Minshu Shakai-tō
Democratic Socialist Party
|
1960–1993
|
8.8%
|
|
16
|
|
DPJ
|
Minshutō
Democratic Party of Japan
|
1996–2016
|
42.4%
|
|
22
|
|
MC
|
Mumei Club
Mumei Club
|
1904–1904
|
4.8%
|
|
1
|
|
NHK
|
NHK jushinryō o shiharawanai kokumin o mamoru tō
The party that protects those who do not pay the NHK license fee
|
since 2013
|
1.4%
|
|
1
|
|
LPH
|
Nihon Jiyūtō (Hatoyama)
Liberal Party (Hatoyama)
|
1953–1954
|
8.8%
|
|
5
|
|
JCP
|
Nihon Kyōsan-tō
· (
Japanese: 日本共産党
)
Japan Communist Party
|
since 1922
|
13.1%
|
|
20
|
|
JDP
|
Nihon Minshutō
Japan Democratic Party
|
1954–1955
|
36.6%
|
|
9
|
|
JSPSDP
|
Nihon Shakai-tō / Shakai Minshu-tō
Japan Socialist Party / Social Democratic Party
|
1945–1996
|
33.1%
|
|
28
|
|
JNP
|
Nihon Shintō
Japan New Party
|
1993–1993
|
8.1%
|
|
11
|
|
NT
|
Nihon Taishuto
Japan Masses Party
|
1928–1930
|
1.6%
|
|
1
|
|
JaRep
|
Nippon Ishin no Kai
Japan Innovation Party
|
since 2015
|
14.0%
|
|
2
|
|
JReP
|
Nippon Ishin no Kai [Tō]
Japan Restoration [Innovation] Party
|
2012–2014
|
20.4%
|
|
12
|
|
TPJ
|
Nippon Mirai no Tō
Tomorrow Party of Japan / Japan Future Party
|
2012–2013
|
5.7%
|
|
6
|
|
OHK
|
Okuma Haku Koenkai
Count Okuma's Supporters' Association
|
1915–1915
|
3.9%
|
|
1
|
|
PP
|
Progressive Party
Progressive Party
|
1899–1902
|
34.7%
|
|
1
|
|
ReiShin
|
Reiwa Shinsengumi
Reiwa Shinsengumi
|
since 2019
|
3.9%
|
|
2
|
|
RD
|
Rikken Dōshikai
· (
立憲同志会
)
Constitutional Association of Allies / Constitutional Like-Minded Thinker's Association
|
1913–1917
|
36.9%
|
|
5
|
|
J
|
[Rikken] Jiyūtō
· (
(Japanese: 自由党
)
[Constitutional] Liberal Party
|
1890–1898
|
43.3%
|
|
4
|
|
RP
|
Rikken Kaishintō
Reform Party
|
1952–1953
|
16.6%
|
|
1
|
|
RK
|
Rikken Kaishintō
· (
Japanese: 立憲改進党
)
Constitutional Reform Party
|
1882–1896
|
20.0%
|
|
3
|
|
RK
|
Rikken Kakushintō
· (
Japanese: 立憲革新党
)
Constitutional Reformist Party
|
1894–1896
|
13.0%
|
|
2
|
|
RM
|
Rikken Minseitō
· (
Japanese: 立憲民政党
)
Constitutional Democratic Party
|
1927–1940
|
52.3%
|
|
8
|
|
KDP
|
Rikken Minshutō
Constitutional Democratic Party of Japan
|
2017–2020
|
19.9%
|
|
6
|
|
RS
|
Rikken Seiyūkai
· (
Japanese: 立憲政友会
)
Association of Friends of Constitutional Government
|
1900–1940
|
64.9%
|
|
12
|
|
RN
|
Rodo Nominto / Shin Ronoto
· (
Japanese: 労働農民党
)
Labour-Farmer Party / New Labour Farmer Party
|
1928–1930
|
1.9%
|
|
3
|
|
LFP
|
Rodosha Nominto
Labour Farmer Party
|
1948–1955
|
2.0%
|
|
2
|
|
LWSP
|
Saha Shakai Tô
Left Wing Socialist Party
|
1948–1955
|
15.4%
|
|
8
|
|
Syh
|
Seiyauhonto
Seiyauhonto
|
1924–1924
|
24.8%
|
|
2
|
|
SPP
|
Shakai Minshuto
Socialist People's Party
|
1928–1932
|
|
|
1
|
|
ST
|
Shakai Taishūtō
· (
Japanese: 社会大衆党
)
Socialist Masses Party
|
1932–1940
|
9.0%
|
|
4
|
|
SDF
|
Shaminren
Socialist Democratic Federation
|
1978–1993
|
0.9%
|
|
8
|
|
PDRP
|
Shimpoto / Minshutō / Rikken Kaishintō
Progressive / Democratic / Reform Party
|
1947–1954
|
25.4%
|
|
6
|
|
NLC
|
Shin-jiyū-kurabu
New Liberal Club
|
1976–1986
|
4.2%
|
|
9
|
|
JRP
|
Shinseitō
Japan Renewal Party
|
1993–1994
|
10.1%
|
|
14
|
|
NSP
|
Shin Shakaitō
New Socialist Party
|
since 1996
|
1.7%
|
|
3
|
|
NFP
|
Shinshin-to
New Frontier Party
|
1994–1996
|
28.0%
|
|
14
|
|
SC
|
Shinto Club
Shinto Club
|
1929–1929
|
6.4%
|
|
0
|
|
NPN
|
Shintō Nippon
New Party Nippon
|
2005–2015
|
2.4%
|
|
5
|
|
NPS
|
Shinto Sakigake
New Party Sakigake
|
1993–1996
|
2.6%
|
|
9
|
|
Shk
|
Showakai
Showa Association
|
1936–1937
|
4.8%
|
|
1
|
|
SIEY
|
Sieyuhonto
· (
Orthodox Constitutional Friends Party
)
Sieyuhonto
|
1924–1927
|
24.9%
|
|
4
|
|
Ta
|
Taiseikai
· (
Japanese: 大成会
)
Taiseikai
|
1890–1892
|
26.3%
|
|
3
|
|
TY
|
Taisei Yokusanka
Imperial Rule Assistance Association
|
1940–1945
|
83.2%
|
|
4
|
|
Tkk
|
Teikokutō
· (
Japanese: 帝国党
)
Imperial Party
|
1899–1905
|
4.4%
|
|
4
|
|
TK
|
Toho Kai / Tōhōkai
· (
Japanese: 東方会
)
Eastern Party / Society of the East
|
1937–1937
|
2.4%
|
|
3
|
|
RWSP
|
Uha Shakai Tô
Right Wing Socialist Party
|
1948–1955
|
13.9%
|
|
9
|
|
SRP
|
Yakaikakushintou zu
Social Reform Party
|
1948–1949
|
1.3%
|
|
2
|
|
YK
|
Yuko Kai
Yuko Club
|
1908–1908
|
7.4%
|
|
3
|
|
ZT
|
Zenkoku Taishuto
National Labour Farmer Masses Party
|
1932–1932
|
1.4%
|
|
1
|
|
ally
|
alliance
alliance
|
|
|
|
0
|
|
tech
|
technical
technical
|
|
|
|
0
|
|
perc
|
1 percent
1 percent
|
|
|
|
10
|
|
unknown
|
unknown
unknown
|
|
|
|
3
|
|
indep
|
independent
independent
|
|
|
|
4
|
|
etc
|
other
other
|
|
|
|
1
|
|