Hyūga class helicopter destroyer


Hyūga at sea in 2010
Class overview
Builders: IHI Marine United
Operators: Japan Maritime Self-Defense Force
Preceded by: Haruna class
Succeeded by: 22DDH helicopter carrier
Completed: 2
Active: 2
General characteristics
Type: Helicopter carrier
Displacement: 13,950 tons standard;
19,000 tons full load
Length: 197 m
Beam: 33 m
Draft: 7 m
Propulsion: COGAG, two shafts, 100,000 hp (75,000 kW)
Speed: more than 30 knots (56 km/h; 35 mph)
Complement: 360 (Hyūga)
371 (Ise)
Sensors and
processing systems:
  • ATECS (advanced technology command system)
    • OYQ-10 advanced combat direction system
    • FCS-3 AAW system
    • OQQ-21 ASW system
    • NOLQ-3C EW system
    • OPS-20C surface search radar
Armament:
  • 16 cells Mk 41 VLS
  • 16 ESSM
  • 12 RUM-139 VL ASROC
  • 2 × 20 mm Phalanx CIWS
  • 2 × triple 324 mm torpedo tubes
  • 12.7mm MG
Aircraft carried: Up to 11. Usual air wing is 3 × SH-60K, 1 × MCH-101
Aviation facilities: Flight deck and enclosed hangar
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