Tokyo, 28 April 2026 – Japan is moving into a more assertive security and industrial role in Asia, as concerns grow that the region can no longer rely on the United States as predictably as it once did.

The shift comes after Tokyo revised long-standing restrictions on overseas sales of defence equipment, allowing Japanese companies to support regional partners more directly in a security environment shaped by China’s military rise, North Korea’s missile activity and growing uncertainty over US foreign-policy consistency. Bloomberg Opinion columnist Mihir Sharma argued that Japan may now be better positioned to help Asia navigate a future in which Washington’s role is less assured.

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Author

Kenji Yamamoto
Kenji Yamamoto is a Senior Fellow at The Ledger Asia, where he explores the critical nexus of Asian international relations, economic development, and environmental sustainability. With extensive experience in cross-border policy analysis, Kenji provides a unique perspective on how diplomatic alliances and green energy transitions drive long-term growth across the Asia-Pacific.
Previously an advisor for regional development banks, he specializes in sustainable infrastructure and the circular economy’s role in modernizing emerging markets. At The Ledger Asia, Kenji’s deep-dive reports help readers navigate the complex balance between rapid industrialization and the global imperative for climate resilience and corporate responsibility.