(as of December 22, 2021)
|Liberal Democratic Party||263 (20)|
|The Constitutional Democratic Party of Japan and the Independent||97 (13)|
|Nippon Ishin (Japan Innovation Party)||41 (4)|
|Democratic Party For the People||11 (1)|
|Japanese Communist Party||10 (2)|
|Yushi no Kai||5 (0)|
|REIWA SHINSENGUMI||3 (1)|
Note: Figures in parentheses show the number of women members.
In-House Group: A group of House Members who engage in joint activities within the House. Usually, a political party forms an in-House group inside the House, but occasionally there are cases where a group is formed by (1) House Members who do not belong to a particular political party, (2) a political party and a House Member or Members who do not belong to any political party, or (3) two or more political parties.