The Japan Maritime Self-Defense Force (Japanese: 海上自衛隊, Hepburn: Kaijō Jieitai), abbreviated JMSDF (海自, Kaiji), [5] also simply known as the Japanese Navy, [6] is the …

Jan 21, 2025 · 海上自衛隊〔JMSDF〕オフィシャルサイト：国際防衛協力や災害派遣といった海上自衛隊の国内外の活動、プレスリリース、艦艇／航空機などの装備品の情報、音楽演奏や …

Jun 13, 2025 · Its primary missions include defending Japanese territorial waters, securing sea lines of communication, and contributing to international peacekeeping efforts. The JMSDF's …

Japan’s Kawasaki Heavy Industries (KHI) has launched the sixth Taigei-class diesel-electric attack submarine “Sogei” ｢そうげい｣ for the Japan Maritime Self-Defense Force (JMSDF).

5 days ago · Japan has taken a major step toward fielding directed-energy weapons, moving ahead with sea-based trials of its new 100-kilowatt-class high-energy laser system installed …

Aug 8, 2025 · The following represents an overview of the modern naval fighting capabilities of the Japan Maritime Self-Defense Force (2025). The service currently counts 103 total units in its …

Dec 17, 2024 · Learn about the Japan Maritime Self-Defense Force (JMSDF), its history, mission, fleet composition, and recent developments in maritime defense.

List of active ships of the Japan Maritime Self-Defense Force is a list of ships in active service with the Japan Maritime Self-Defense Force. The JMSDF is one of the world's largest navies, …

The JMSDF conducts patrol and surveillance and training on a daily basis to protect the safe and free use of oceans as the life line of Japan surrounded by the sea.

3 days ago · On 2 December 2025, a containerized prototype high-energy laser system was confirmed to be installed on the aft deck of JS Asuka, the test ship operated by the Japan …