TOKYO -- Japan is looking to bring submarine-launched standoff missiles into service as soon as fiscal 2028, earlier than its original 2030s time frame, by using existing torpedo tubes while a new vertical launch system is under development.
Plan would allow deployment of weapons as early as 2028

Maritime Self-Defense Force submarines like the new Hakugei are known for their quiet operation underwater. (Photo by Toshiki Sasazu)
TOKYO -- Japan is looking to bring submarine-launched standoff missiles into service as soon as fiscal 2028, earlier than its original 2030s time frame, by using existing torpedo tubes while a new vertical launch system is under development.