Key Points - Japan's Taigei-class ("Big Whale") diesel-electric attack submarines, with four completed by 2025 including the recently commissioned JS Raigei, represent a significant leap in ...

Japan has commissioned a new hunter-killer submarine that can operate in shallow seas to protect borders. Called Raigei or Thunder Whale, the diesel-electric submarine is initially planned to operate ...

The debate over nuclear-powered submarines is likely to serve as a critical indicator of Japan’s strategic trajectory.

The Aichi M6A Seiran was engineered to be assembled, fueled, and launched from a submerged submarine in under 30 minutes. Designed to carry heavy bomb loads at nearly 300 MPH, it was intended for long ...

The first female student was admitted to Japan's national naval submarine academy Wednesday after the end of a ban on women on the country's submarines. Saki Takenouchi, 26, entered the academy in a ...

TOKYO, May 6 (Reuters) - Japan will agree this month to give Australia classified submarine data, an unprecedented step signalling Tokyo's intent to join competitive bidding to sell Canberra a fleet ...

The Japanese Navy included five Type A midget submarines in the Pearl Harbor raid of 7 December 1941. Transported on board large I type submarines, the midgets were launched near the entrance to Pearl ...