Akizuki-class destroyer (2010)

The Akizuki class of destroyers of the Japan Maritime Self-Defense Force is intended to escort the Hyūga-class and Izumo-class helicopter destroyers, and safeguard the other Aegis-capable warships such as the Kongō class and Atago class. The destroyer provides defense against surface, airborne and undersea threats. The class was initially designated as "19DD", referring to a date on the Japanese calendar, specifically the 19th fiscal year of the Heisei period (2007).

DD-115 Akizuki in Wakayama
Class overview
Operators Japan Maritime Self-Defense Force
Preceded byTakanami class
Succeeded byAsahi class
Cost
  • DD115: JPY84.4 billion
  • $893 million (constant 2009 USD)
Built2009–2012
In commission2012–present
Planned4
Completed4
Active4
General characteristics
TypeDestroyer
Displacement
  • 5,000 tonnes standard
  • 6,800 tonnes full load
Length150.5 m (493 ft 9 in)
Beam18.3 m (60 ft 0 in)
Draft5.3 m (17 ft 5 in)
Depth10.9 m (35 ft 9 in)
PropulsionCOGAG, two shafts, four Rolls-Royce Spey SM1C turbines
Speed30 knots (56 km/h; 35 mph)
Complement200
Sensors and
processing systems
  • ATECS (advanced technology command system)
  • OYQ-11 ACDS
  • FCS-3A AAW system
  • OQQ-22 ASW system
  • NOLQ-3D EW system
  • OPS-20C surface search radar
Armament
  • 1 × Mk 45 Mod 4 127 mm (5 in)/54 gun
  • 8 × Type 90 Anti-ship missile
  • 2 × 20 mm Phalanx Block1B CIWS
  • 2 × HOS-303 triple 324 mm (12.8 in) torpedo tubes
  • Anti-Torpedo system
  • 32-cell Mk 41 Vertical Launching System:
    • RIM-162 ESSM SAM
    • RUM-139 VL-ASROC (DD 115)
    • Type 07 VL-ASROC (DD 116 to DD 118)
Aircraft carried1 × SH-60K helicopter
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