TOKYO - A new supermajority in the powerful House of Representatives may embolden Prime Minister Sanae Takaichi to pursue amending Japan's postwar Constitution after her party scored a landslide election win with a promise to make the country stronger.

With two-thirds of the 465 lower house seats controlled by the ruling party, a key threshold for any constitutional reform, political analysts say momentum for amending the Constitution is gradually building, with some opposition forces like the populist, ultraconservative Sanseito party also gaining parliamentary strength.

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