JMDSF sets up Patrol and Defense Group with Mogami-class vessels

The Japan Maritime Self-Defense Force (JMSDF) implemented a major organizational reform at the end of March 2026. As part of this restructuring, it established the Patrol and Defense Group (哨戒防備群) and assigned some of its most modern surface combatants, including the Mogami-class frigates, to this formation. This newly established Patrol and Defense Group carries significant ... The post JMDSF sets up Patrol and Defense Group with Mogami-class vessels appeared first on Naval News.