List of political parties in Japan
Updated: 11/6/2025, 1:28:05 AM Wikipedia source
In Japan, any organization that supports a candidate needs to register itself as a political party. Each of these parties have some local or national influence. This article lists political parties in Japan with representation in the National Diet, either in the House of Representatives (lower house) or in the House of Councillors (upper house). The article also mentions political parties within the nation that either used to be within representation, or parties that currently are.
Tables
· Current parties › Main parties
Representatives
Representatives
Party
Representatives
Party
Councillors
| Party | mw- Abbr. | Leader | Ideology | National Diet | Governors | |||
| Representatives | Councillors | |||||||
| | mw- Liberal Democratic Party自由民主党Jiyū Minshu-tō | LDP自民党Jimin-tō | Sanae Takaichi | Conservatism Japanese nationalism | 196 / 465 | 101 / 248 | 5 / 47 | |
| | Constitutional Democratic Party立憲民主党Rikken Minshu-tō | CDP立憲Rikken | Yoshihiko Noda | Liberalism Social liberalism | 148 / 465 | 38 / 248 | 0 / 47 | |
| | Japan Innovation Party日本維新の会Nippon Ishin no Kai | JIP維新Ishin | Hirofumi YoshimuraFumitake Fujita | Conservatism Economic Liberalism | 38 / 465 | 19 / 248 | 2 / 47 | |
| | Democratic Party For the People国民民主党Kokumin Minshu-tō | DPP国民Kokumin | Yuichiro Tamaki | Conservatism | 27 / 465 | 22 / 248 | 1 / 47 | |
| | Komeito公明党Kōmeitō | NKP公明Kōmei | Tetsuo Saito | Buddhist democracy Social conservatism | 24 / 465 | 21 / 248 | 0 / 47 | |
| | Sanseitō参政党Sanseitō | 参政党Sanseitō | Sohei Kamiya | Right-wing populism Ultraconservatism | 3 / 465 | 15 / 248 | 0 / 47 | |
| | Reiwa Shinsengumiれいわ新選組Reiwa Shinsengumi | れいわReiwa | Tarō Yamamoto | Progressivism Left-wing populism | 9 / 465 | 6 / 248 | 0 / 47 | |
| | Japanese Communist Party日本共産党Nihon Kyōsan-tō | JCP共産党Kyōsan-tō | Tomoko Tamura | CommunismProgressivism | 8 / 465 | 7 / 248 | 0 / 47 | |
| | Conservative Party of Japan日本保守党Nippon Hoshutō | CPJ保守党Hoshu-tō | Naoki Hyakuta | Japanese ultranationalism Right-wing populism | 3 / 465 | 2 / 248 | 0 / 47 | |
| | Social Democratic Party社会民主党Shakai Minshu-tō | SDP社民党Shamin-tō | Mizuho Fukushima | Social democracy Progressivism | 1 / 465 | 2 / 248 | 0 / 47 | |
| | Okinawa Social Mass Party沖縄社会大衆党Okinawa Shakai Taishū-tō | 社大党Shadai-tō | Tetsumi Takara | Social democracy | 0 / 465 | 2 / 248 | 0 / 47 | |
| | NHK Partyみんなでつくる党Minna de tsukuru tō | みんつくMintsuku | Ayaka Otsu | Right-wing populism Direct democracy | 0 / 465 | 1 / 248 | 0 / 47 | |
| | Team MiraiチームみらいChīmu-Mirai | MiraiみらいMirai | Takahiro Anno | E-democracy | 0 / 465 | 1 / 248 | 0 / 47 | |
References
- 39 of the 47 governors are independents.
- Encyclopedia Britannicahttps://www.britannica.com/place/Japan
- Team Miraihttps://team-mir.ai/#policy
- Laws regulating political parties include the 公職選挙法 (Public Offices Election Act Archived 2021-10-02 at the Wayback Machhttp://law.e-gov.go.jp/htmldata/S25/S25HO100.html
- NHKニュースhttps://www3.nhk.or.jp/news/html/20231017/k10014228101000.html
- www.japantimes.co.jphttps://www.japantimes.co.jp/news/2019/12/30/national/politics-diplomacy/socialism-japan/
- www.nippon.comhttps://www.nippon.com/en/column/g00362/
- Ainu Party Archived 2013-07-10 at the Wayback Machinehttp://www.ainu-org.jp/english/index.html
- [1] Archived April 27, 2012, at the Wayback Machinehttp://www.japantimes.co.jp/text/nn20111031a5.html
- [2] Archived July 9, 2012, at the Wayback Machinehttp://www.asahi.com/national/update/1029/TKY201110290538.html
- Democracy Without Competition in Japan: Opposition Failure in a One-Party Dominant Statehttps://books.google.com/books?id=7CwITBmF0-cC&pg=PA43
- kyodohttps://nordot.app/1213854280240758854
- Hunter, p.4
- 新党「反TPP」結成 代表に山田氏、亀井氏は幹事長http://www.asahi.com/politics/update/1119/TKY201211190632.html