Mashū (AOE-425) is the lead ship of the Mashū-class replenishment ships of the Japanese Maritime Self-Defense Force. She was commissioned on 3 April 2006.^[1][2]

Quick Facts History, Japan ...

JS Mashū on 16 July 2016.
History
Japan
Name	Mashū (ましゅう)
Namesake	Lake Mashū
Owner	Japan Maritime Self-Defense Force
Builder	Hitachi Shipbuilding Corporation, Maizuru Ishikawajima-Harima Heavy Industries, Tokyo
Laid down	21 January 2002
Launched	5 February 2003
Commissioned	3 April 2006
Homeport	JMSDF Maizuru Naval Base
Identification	Pennant number: AOE-425
Status	Active
General characteristics
Class and type	Mashū-class replenishment ship
Displacement	13,500 tonnes standard
Length	221 m (725 ft)
Beam	27.0 m (88.6 ft)
Draught	8.0 m (26.2 ft)
Propulsion	2 × Kawasaki Rolls-Royce Spey SM1C gas turbines 40,000 shp (29,828 kW) each 2 × shafts
Speed	24 knots (44 km/h; 28 mph)
Range	9,500 nmi (17,594 km; 10,932 mi) at 20 knots (37 km/h; 23 mph)
Complement	150
Sensors and processing systems	OPS-28 Surface Search RDF OPS-20 Navigation RDF
Electronic warfare & decoys	NOLR-8 RDF Interceptor Mk.137 decoy launchers
Armament	2 × Phalanx CIWS
Aircraft carried	1 × helicopter
Aviation facilities	Helicopter deck and enclosed hangar

Close

She was laid down on 21 January 2002 and launched on 5 February 2003. Commissioned on 3 April 2006 with the hull number AOE-425.

• JS Mashū and JS Shimokita underway together, date unknown.
• JS Mashū alongside USS Iwo Jima on 4 September 2006.
• JS Mashū and USS Anzio doing replenish at sea on 22 November 2006.
• JS Mashū at the Sagami Bay on 21 October 2009
• JS Mashū passing under the Rainbow Bridge, Tokyo on 6 February 2010.
• JS Mashū in Maizuru, Japan on 16 July 2016.
• JS Mashū in Maizuru, Japan on 16 July 2016.
• JS Mashū in Maizuru Naval Base on 13 April 2019.