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US, Japan Fund $745M SM-3 Missile Interceptor Deal

August 8, 2026

1 min read

Key Takeaways

US, Japan fund $745 million deal for SM-3 missile interceptors.
Raytheon awarded contract for Standard Missile-3 Block IIA interceptors.
Deal covers fully assembled missiles for US and Japan.
Contract has estimated completion date of Feb. 28, 2031.

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Strategic Implications

This deal may indicate a deepening partnership between the US and Japan in missile defense, suggesting a shared commitment to regional security. The joint development and funding of the SM-3 Block IIA could strengthen the alliance's capabilities against ballistic missile threats, which may have significant implications for the Asia-Pacific region.

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What Happened

Joint Development Program Expands Ballistic Missile Defense

The US Missile Defense Agency has awarded Raytheon a $745 million contract to manufacture and assemble Standard Missile-3 Block IIA interceptors, with funding split between the US and Japan. The deal covers fully assembled, ready-to-fire missiles for both countries, with work to be split across Raytheon facilities in Tucson and Huntsville. The contract has an estimated completion date of Feb. 28, 2031. This development was first reported by Defence Blog.

Source | Originally Published: August 7, 2026

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