JS Jinryū

JS Jinryū
History
Japan
Name	Jinryū (じんりゅう)
Namesake	Benevolent dragon (仁龍)
Ordered	2011
Builder	Mitsubishi Heavy Industries
Cost	¥64.3 billion
Laid down	14 February 2012
Launched	8 October 2014
Commissioned	7 March 2016
Homeport	Kure
Identification	SS-507
Status	Active
General characteristics
Class & type	Sōryū-class attack submarine
Displacement	Surfaced: 2,900 tonnes (2,854 long tons) Submerged: 4,200 t (4,134 long tons)
Length	84.0 m (275 ft 7 in)
Beam	9.1 m (29 ft 10 in)
Draught	8.5 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)[1]
Range	AIP endurance (est.): 6,100 nautical miles (11,300 km; 7,000 mi) at 6.5 knots (12.0 km/h; 7.5 mph)[1]
Complement	65 (9 officers, 56 enlisted)
Sensors & 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	ZLR-3-6 ESM equipment 2× 3-inch underwater countermeasure launcher tubes for launching of Acoustic Device Countermeasures (ADCs)
Armament	6 × HU-606 21 in (533 mm) torpedo tubes with 30 reloads^[citation needed] for: 1.) Type 89 torpedo 2.) Harpoon (missile) Mines

JS Jinryū (SS-507) is the seventh boat of Sōryū-class submarines, operated by the Japan Maritime Self-Defense Force. She was commissioned on 7 March 2016.^[2]

Construction and career

Jinryū was laid down at Mitsubishi Heavy Industries Kobe Shipyard on January 21, 2011, as the 2011 plan 2900-ton submarine No. 8122 based on the medium-term defense capability development plan. At the launching ceremony, it was named Jinryū and launched on 8 October 2014. She was commissioned on 7 March 2016 and deployed to Kure.

The homeport of Jinryū is Kure.^[3]

The ship participated in the Japan-India Maritime Exercise (JAIMEX-25) with INS Sahyadri of the Indian Navy between 16 and 18 October 2025. Other Japanese ships, including Asahi and Ōmi, also participated in the exercise. Sahyadri was on an operational deployment to the South China Sea and the Indo-Pacific and conducted a port call at the Yokosuka Naval Base.^[4][5]

Gallery

• 
  JS Jinryū at Kobe on 11 October 2014.
• 
  JS Jinryū at Kobe on 11 October 2014.
• 
  JS Jinryū at Kobe on 11 October 2014.

Citations

1. Pike, John. "SS-501 Soryu / 16SS / SS 2,900 ton Class". www.globalsecurity.org. Archived from the original on 5 March 2016. Retrieved 11 July 2012.
2. "Soryu class submarine SS 501 japan maritime self defense force jmsdf". www.seaforces.org. Retrieved 30 October 2020.
3. 日本テレビ. "潜航中に充電！最新潜水艦「ずいりゅう」|日テレNEWS24". 日テレNEWS24 (in Japanese). Retrieved 30 October 2020.
4. "Japan-India Maritime Exercise (JAIMEX) – 2025" (Press release). Press Information Bureau. 22 October 2025. Retrieved 23 October 2025.
5. "INS Sahyadri arrives for India-Japan maritime exercise 'JAIMEX 25'". Business Standard. 22 October 2025. Retrieved 23 October 2025.

External links

Media related to JS Jinryū (SS-507) at Wikimedia Commons