JS Setoshio on 29 October 2006
History
Japan
Name
  • Setoshio
  • (せとしお)
Ordered2002
BuilderMitsubishi, Kobe
Cost¥52.19 million
Laid down23 January 2003
Launched5 October 2005
Commissioned28 February 2007
HomeportYokosuka
IdentificationPennant number: SS-599
StatusActive
General characteristics
Class and typeOyashio-class submarine
Displacement
Length81.7 m (268 ft 1 in)
Beam8.9 m (29 ft 2 in)
Draught7.4 m (24 ft 3 in)
Propulsion
  • Diesel-electric
  • 2 Kawasaki 12V25S diesel engines
  • 2 Kawasaki alternators
  • 2 Toshiba motors
  • 3,400 hp (2,500 kW) surfaced
  • 7,750 hp (5,780 kW) submerged
Speed
  • 12 knots (22 km/h; 14 mph) (surfaced)
  • 20 knots (37 km/h; 23 mph) (submerged)
Complement70 (10 officers)
Sensors and
processing systems
  • Sonar: Hughes/Oki ZQQ-6 hull-mounted sonar, flank arrays, 1 towed array
  • Radar: JRC ZPS 6 I-band search radar.
Armament

JS Setoshio (SS-599) is the tenth boat of the Oyashio-class submarines. She was commissioned on 28 February 2007.[1]

Construction and career

Setoshio was laid down at Mitsubishi Heavy Industries Kobe Shipyard on 23 January 2003 and launched on 5 October 2005. She was commissioned on 28 February 2007 and deployed to Yokohama.[2][3]

On 22 August 2014, she left Yokosuka to participate in the US dispatch training, stayed in the Hawaii area from mid-September to late October to carry out various trainings, and returned to Yokosuka on 22 November.[4]

From 14 January 2021 to 1 April 2021, the submarine participated in a second US dispatch training, which was held in the waters from Japan to the Hawaiian Islands. During the period, with the cooperation of the US Navy, offshore training and facility use training will be conducted to improve tactical skills.[5]

Citations

  1. ↑ Takao, Ishibashi (2002). All Maritime Self-Defense Force Ships 1952-2002. Namiki Shobo.
  2. ↑ World Ships Special Edition 66th Collection Maritime Self-Defense Force All Ship History. Gaijinsha. 2004.
  3. ↑ World Ships Special Edition Vol. 665: History of Maritime Self-Defense Force Submarines. Gaijinsha. 2006.
  4. ↑ https://www.mod.go.jp/msdf/formal/info/news/201408/14080802.pdf
  5. ↑ https://www.mod.go.jp/msdf/release/202101/20210113.pdf
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