Japan's Cabinet Approves Scrapping Ban on Lethal Weapons Exports

What Happens Next

• →In the short term, China, South Korea, and North Korea issue formal diplomatic protests or statements opposing the policy shift, increasing rhetorical tension in the region and complicating Japan's bilateral relationships.
• →Within 6-12 months, Japan signs initial arms supply agreements with partners such as the Philippines, Australia, and Vietnam, focusing on patrol vessels, radar systems, and missile components — deepening security ties in the Indo-Pacific.
• →Japanese defense firms such as Mitsubishi Heavy Industries and Kawasaki Heavy Industries see equity price increases of 10-20% as investors price in expanded addressable markets and government procurement support.
• →Over 2-5 years, Japan develops a dedicated arms export bureaucracy and financing mechanism modeled on U.S. Foreign Military Sales, positioning itself as a mid-tier defense exporter competing primarily with South Korean firms rather than top-tier European or American manufacturers.

Near-term: In 1-3 months, regional governments — particularly China and South Korea — issue diplomatic objections, and Japanese defense sector equities rally as markets reprice expanded revenue potential. Long-term: Over 2-5 years, Japan builds institutional export infrastructure and captures a measurable share of the Asia-Pacific defense market, primarily competing with South Korean exporters for mid-tier contracts.