Submarine Shoryu Delivered

Mar. 18, 2019

Tokyo, March 18, 2019 — Kawasaki Heavy Industries, Ltd. today held a ceremony marking the delivery of the submarine Shoryu to the Japan Ministry of Defense (MOD) at its Kobe Shipyard Nishihama Quay at 11:30 AM. The ceremony was attended by a delegation of top MOD officials.

The submarine is the 10th Soryu class submarine built by Kawasaki, and the 28th built at this shipyard since World War II.

It provides high water pressure resistance performance by using high strength steel for its pressure hull, and superior submerged operations and propulsion performance by adopting an X-rudder. 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 construction timetable and specifications are as follows:

Construction Timetable
Construction begun January 28, 2015
Launched November 6, 2017
Completed March 18, 2019
Length 84.0m
Beam 9.1m
Depth 10.3m
Draft (normal) 8.4m
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


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