Atago-class destroyer

	JS Ashigara
Class overview
Name	Atago class
Builders	Mitsubishi Heavy Industries
Operators	Japan Maritime Self-Defense Force
Preceded by	Kongō class
Succeeded by	Maya class
Cost	¥140 billion; $1.48 billion (constant 2009 USD);
Built	2004–2008
In commission	2007–
Completed	2
Active	2
General characteristics
Type	Guided-missile destroyer
Displacement	7,700 tons standard; 10,000 tons full load;
Length	165.0 m (541 ft 4 in)
Beam	21.0 m (68 ft 11 in)
Draft	6.1 m (20 ft 0 in)
Propulsion	4 IHI/GE LM2500-30 gas turbines; Two shafts 5-bladed CP props; 100,000 shp (75,000 kW);
Speed	30 knots (56 km/h)
Boats & landing ; craft carried	2 × 11-meter work boats; 1 × Rigid hull inflatable boat;
Complement	300
Sensors and ; processing systems	AN/SPY-1D(V) multi-function radar; OPS-28E surface search radar; (later replaced by SPQ-9B); 3 × AN/SPG-62 illuminators; AN/SQQ-89 with SQS-53C and OQR-2 (later replaced by SQR-20); Mk. 46 Optronic director;
Electronic warfare ; & decoys	NOLQ-2B intercept and jammer; 4 × Mk. 36 SRBOC Chaff and Decoy Launching System;
Armament	1 × 5-inch (127 mm)/62 Mk 45 Mod 4 gun; 8 × Type 90 (SSM-1B) anti-ship missile in quad canisters; 2 × 20 mm Phalanx CIWS; 2 × HOS-302 triple torpedo tubes:; Mark 46 torpedo; Type 73 torpedoes; 96-cell Mk 41 Vertical Launching System:; SM-2MR surface-to-air missiles; SM-3 anti-ballistic missiles; VL-ASROC anti-submarine missiles; RIM-162 surface-to-air missiles;
Aircraft carried	1 × SH-60K helicopter
Aviation facilities	Flight deck and enclosed hangar for one helicopter

The Atago class of guided-missile destroyers (あたご型護衛艦, Atago-gata Goeikan) in the Japan Maritime Self-Defense Force is a modified version of the Kongō class equipped with the Aegis Combat System.

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