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U.S.-Japan GPI Workshare Revealed: Northrop Details 50-50 Split in Hypersonic Interceptor Program

Naval News [Unofficial] April 23, 2026
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Northrop Grumman has publicly detailed, for the first time, how work is divided between the United States and Japan in the co-development of the Glide Phase Interceptor (GPI), a next-generation missile designed to defeat hypersonic threats. At a media briefing in Tokyo on April 22, the U.S. defense contractor presented a schematic outlining the allocation ... The post U.S.-Japan GPI Workshare Revealed: Northrop Details 50-50 Split in Hypersonic Interceptor Program appeared first on Naval News.

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