How to say "legislature" in Japanese

• 立法機関りっぽうきかんCommon
  nounThe legislature in its basic sense: the body, or organ, whose function is making laws. Neutral and broadly applicable, this is the safe choice for a legislative body of any kind.
• 立法府りっぽうふCommon
  nounAlso means the legislature, but frames it as a branch of government rather than simply a lawmaking body; typical in political and news discussion of a country's legislature.
  このテーマに関かんするほとんどの研究けんきゅうでは、立法府りっぽうふの介入かいにゅうが悪影響あくえいきょうをもたらしたということが示しめされている。↗

  It has been shown in most studies on this subject that intervention of the legislature had adverse effects.

Both common words for the legislature, and largely interchangeable: use 立法機関 for the lawmaking body as an institution or organ, and 立法府 when viewing it as a branch of government.

Usage comparisons are AI-assisted and cross-checked by multiple models; for study reference only

• 立法機関りっぽうきかんlegislature
• 立法院りっぽういんlegislature
• 立法部りっぽうぶlegislature
• 立法府りっぽうふlegislature