These diesel-electric attack submarines were originally introduced into... Key point: The combination of long-endurance stealth, sensors, and modern torpedoes and missiles makes the Soryu class an ...

The Maritime Self-Defense Force submarine Soryu's failure to detect a cargo ship in time to avoid slamming into it while surfacing was likely due to the crew not checking a blind spot in its sonar ...

Three crew members aboard the MSDF Soryu submarine suffered minor injuries and no injuries were reported aboard the other vessel, the Hong Kong-registered Ocean Artemis. The Japan Coast Guard ...

The Australian government has allegedly ruled out Japan's sub bid, according to an Australian media report.