Submarine Unryu Delivered

Mar. 25, 2010

Submarine Unryu Delivered

Tokyo, March 25, 2010 — Kawasaki Shipbuilding Corporation today held a ceremony marking the delivery of the submarine Unryu to the Japan Ministry of Defense (MOD) at its Kobe Shipyard’s Nishihama Quay at 11:30 AM. The ceremony was attended by a delegation of top JDA officials.

The submarine is the second Soryu class submarine built by Kawasaki Shipbuilding, and the 24th built at this shipyard after World War II. It provides superior submerged operations and propulsion performance, and uses high tensile steel for its hull. It also has Stirling engines for increased underwater endurance, a variety of automated systems, improved surveillance capabilities using high-performance sonar, increased stealth capabilities, and enhanced safety measures.

The submarine’s specifications are as follows:

Construction:
Started: March 31, 2006
Launched: October 15, 2008
Completed: March 25, 2010
Specifications:
Length: 84 m
Beam: 9.1 m
Depth: 10.3 m
Draft (Normal): 8.4 m
Displacement: 2,950 tons
Engines: Kawasaki 12Ｖ 25/25 SB-type diesel engines (2)
Kawasaki Kockums V4-275R Stirling engines (4)
Electric propulsion motor (1)
Propeller: Single propeller
Speed: 20 knots
Armament: Underwater launch tubes
Other: Submarine snorkel