The primary modern meaning: the branch of government that makes laws, such as the Diet in Japan.
Japan's legislature is the National Diet.
立法府は新しい法律を可決した。
The legislature passed a new law.
assize; court (historical)
Rare historical or legal term for a court or assize; not used in modern everyday Japanese.
中世の立法府は巡回裁判所の役割を果たした。
Medieval assizes functioned as circuit courts.
The bill was submitted to the legislature.
The legislature enacted a new law.