Japan's undersea warfare strengths, from quiet signatures to chokepoint control, could disrupt China's naval plans near ...

Sergeant David Akui walked along Waimanalo Beach on the morning of Dec. 8, 1941, and spotted what he thought was a sea turtle ...

If Tokyo acquires nuclear-powered subs, it would be a significant strategic shift for the only nation to have suffered atomic bombings.

Japan has launched a new Taigei-class sub every year since 2020. These "Big Whale" subs are expected to hunt Chinese warships should a war break out. Their advanced capabilities and stealth make them ...

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 ...

Even before the first Japanese bomb fell, the HA-19 and four other Type A midget submarines were meant to deal the first blow ...

Japan approved 847.2 billion yen ($5.4 billion) defense spending in the fiscal 2025 supplementary budget amid growing ...

In October, Japan’s newest Taigei-class attack submarine reached a new milestone. During a ceremony at manufacturer Kawasaki Heavy Industries in Kobe City, Japan’s Maritime Self-Defense Force launched ...

This is the remarkable story of the Aichi M6A Seiran and the massive I-400 submarines—an audacious Japanese plan to launch ...

CAMP FOSTER, Okinawa – Tokyo is moving forward with plans to field submarine-launched missiles capable of striking enemy ships as it looks to strengthen its counterstrike capabilities and standoff ...

TOKYO (Reuters) - Japan is ready to match European rivals and build a fleet of submarines for Canberra entirely at Australian shipyards, a senior Japanese official said on Tuesday, after stumbling in ...