8. Soryu Class Submarine – Japan
Manufacturer: Kawasaki Shipbuilding Corporation and Mitsubishi Heavy Industries
The Japan Maritime Self-Defense Force is the primary user.
Each unit costs $6.1 million.
The Soryu-class submarines are diesel-electric attack vessels operated by the Japan Maritime Self-Defense Force. Introduced in 2009, the Soryu-class is an improved version of the Oyashio-class submarines and features an X-shaped stern for better maneuverability.
Chinese Submarine of the Soryu Class ©commons.wikimedia.org
The Soryu-class is Japan’s first submarine to feature air-independent propulsion, allowing it to remain submerged for extended periods. Its Stirling engines, manufactured by Kawasaki, and lithium-ion batteries set it apart as a cutting-edge vessel.