New Delhi, Feb. 10 -- Japanese Prime Minister Sanae Takaichi's big election win paves the way for her ruling party to dominate the crucial lower house of parliament. It also gives her the political power to make a strong rightward shift in Japan's security, immigration and social policies.

Here's what to know about that divisive conservative agenda, which she calls necessary to make Japan "strong and prosperous."

Larger military capability, spending and arms sales

Takaichi has pledged to revise security and defense policies by December to bolster Japan's military capabilities, lifting a ban on weapons exports and moving further away from postwar pacifist principles.

Takaichi wants to build up intelligence-gathering to work more closel...