RTX has a long-standing commitment to Japan, working closely with its aviation ecosystem, the Ministry of Defense and industry to strengthen national defense, technological innovation and economic resilience. Through advanced capabilities in commercial propulsion, integrated air and missile defense, sensors, and next‑generation engineering, RTX supports Japan’s goals for a secure and stable Indo-Pacific. Our collaborations emphasize co‑development, co‑production, workforce development, and long-term interoperability, underscoring our dedication to Japan’s security priorities and shared regional prosperity.
60+
years in country
1966
1st co-development effort
370+
suppliers
100%
powering Japan’s entire F-35 fleet
Our solutions
Defense modernization
Collins Aerospace and Raytheon deliver interoperable, modular capabilities that support Japan’s modernization priorities and strengthen joint operations across the Self-Defense Forces.
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Naval warfare
Raytheon’s advanced maritime sensors and precision strike systems, give Japan’s Maritime Self-Defense Forces layered defense and the ability to detect, track and engage threats.
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Air warfare
Raytheon provides airborne radars and sensors and next-generation munitions that strengthen Japan’s current air-defense capabilities and evolving defense needs.
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Avionics
Collins Aerospace supplies advanced avionics for commercial operators and the Japan Ministry of Defense, including flight deck systems, navigation and tactical communications systems that enhance safety, efficiency and situational awareness.
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Strategic missile defense
Raytheon’s strategic missile defense capabilities support Japan’s ability to detect, track and intercept evolving regional threats. The SM-3 Block IIA, jointly developed by the United States and Japan, is a key example of this cooperation. Raytheon also supports Japan’s broader air and missile defense capabilities through systems including Patriot and advanced sensors such as SPY 6, underpinned by long-standing collaboration with Japanese industry.
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Military engines
Pratt & Whitney powers Japan’s F-15J fleet with F100 engines and all F-35 variants with F135 engines, ensuring air superiority and partnering with Japanese industry for F100 and F135 to sustain these 4th and 5th-generation assets. It also equips helicopters and fixed wing aircraft for Japan’s Air, Maritime and Ground Self-Defense Forces and Coast Guard fleets with PT6 engines for reconnaissance, search and rescue, training and transport missions.
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Commercial and regional aviation
Pratt & Whitney and Pratt & Whitney Canada are key partners in Japan’s aerospace ecosystem, supporting commercial, regional and public-service aviation through the GTF, V2500, PW100 and PW200 engine families. Longstanding partnerships with Japanese Aero Engines Corporation, IHI Corporation, Kawasaki Heavy Industries and Mitsubishi Heavy Industries Aero Engines strengthen local manufacturing and MRO capabilities and connect Japan’s aerospace industry to global markets.
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Aftermarket support
Collins Aerospace supports Japan’s aviation industry through aftermarket and MRO services spanning five business units namely, advanced structures, avionics, interiors, mission systems, and power & controls. Long-term FlightSense agreements keep Japanese airlines flying reliably, while ARINC biometric and passenger-processing systems at Haneda and Narita airports connect RTX technology to millions of travelers every year.
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Community engagement
The company supports local communities, promotes STEM education and invests in the next generation in Japan through partnerships with educational institutions. Globally, RTX collaborates with industry, academia and governments to advance technologies in areas such as intelligent aviation, future propulsion, artificial intelligence and the digital lifecycle.
Careers that make a difference
At RTX, extraordinary minds come together to solve the world’s most complex challenges. With industry-leading tools and technology, our teams push the boundaries of known science to discover new ways to connect and protect our world. Join a global team and bring big ideas to life that shape the future of aerospace and defense.