JS Sōryū

JS Sōryū (SS-501) is the first boat of the Sōryū-class submarines. She was commissioned on 30 March 2009.

JS Sōryū
History
Japan
Name
  • Sōryū
  • (そうりゅう)
Ordered2004
BuilderMitsubishi Heavy Industries
Cost¥64.3 billion
Laid down31 March 2005
Launched5 December 2007
Commissioned30 March 2009
HomeportKure
IdentificationSS-501
StatusActive
General characteristics
Class and typeSōryū-class attack submarine
Displacement
  • Surfaced: 2,900 tonnes (2,854 long tons)
  • Submerged: 4,200 t (4,134 long tons)
Length84.0 m (275 ft 7 in)
Beam9.1 m (29 ft 10 in)
Draught8.5 m (27 ft 11 in)
Propulsion
  • 1-shaft 2× Kawasaki 12V 25/25 SB-type diesel engines diesel-electric
  • 4× Kawasaki Kockums V4-275R Stirling engines
  • 3,900 hp (2,900 kW) surfaced
  • 8,000 hp (6,000 kW) submerged
Speed
  • Surfaced: 13 kn (24 km/h; 15 mph)
  • Submerged: 20 kn (37 km/h; 23 mph)
RangeAIP endurance (est.): 6,100 nautical miles (11,300 km; 7,000 mi) at 6.5 knots (12.0 km/h; 7.5 mph)
Complement65 (9 officers, 56 enlisted)
Sensors and
processing systems
  • ZPS-6F surface/low-level air search radar
  • Hughes/Oki ZQQ-7 Sonar suite: 1× bow-array, 4× LF flank arrays and 1× Towed array sonar
Electronic warfare
& decoys
Armament
  • 6 × HU-606 21 in (533 mm) torpedo tubes with 30 reloads for:
  • 1.) Type 89 torpedo
  • 2.) Harpoon (missile)
  • Mines
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