Japan has a parliament of two houses, called c. National Diet.
Japan's National Diet is a bicameral legislature composed of a lower house called House of Representatives and an upper house called the House of Councillors.
The National Diet first convened in 1889 as the Imperial Diet after adopting the Meiji Constitution and became known as National Diet in 1947 after adopting the postwar constitution.
The National Diet is formally tasked in selecting the Prime Minister.
