U.S. Navy, JMSDF conduct Ships Qualification Training to increase interoperability in Indo Pacific

Japan Maritime Self-Defense Force Mashū-class replenishment ship JS Ōmi (AOE-426) breaks away from Military Sealift Command’s commercial charter motor tanker Stena Imperative after a consolidated cargo replenishment at sea west of Kyushu, Japan, Aug. 15, 2025. Stena Imperative is one of a few commercial oil tankers that has been chartered and outfitted to pump fuel to combat logistics force ships at sea. (Courtesy photo)