japanese aircraft carrier final class aircraft carrier imperial_japanese_navy built world war named mount completed late war embarked complement aircraft spent war japanese waters ship badly damaged july american carrier aircraft naval base repaired end war transport number months bringing japanese soldiers civilians japan overseas locations scrapped japan beginning late design description purpose built japanese carrier construction world war group vessels based improved design individual units differing detail reflecting changing circumstances conflict pacific approached conclusion ordered june provisional program massive naval construction program intended replace losses suffered battle midway focused aircraft aircraft carriers ship class aircraft carriers planned completed end war hull design length meters overall beam meters deep load draft meters displaced tonnes long tons deep load crew consisted officers men acting flagship total shortage turbines boilers led machinery type class destroyer consisted geared steam turbine sets total shaft horsepower driving shafts fitted meter propeller steam provided water tube boilers working pressure cm2 kpa psi ship designed speed knots mph sea trials october reached knots mph light displacement long tons carried tonnes long tons fuel oil data range known funnels starboard angled horizontal fitted water cooling system reduce caused hot exhaust gases flight deck arrangements flight deck meters long maximum width meters small island mounted forward starboard contained ship bridge air operations control center fitted small mast mounted ship radar ship designed superimposed served aircraft elevators meters center elevator deleted construction reduce stress hull elevators maximum capacity kilograms took seconds lower hangar flight deck fitted operated type arresting gear cables mounted type crash aircraft catapult fitted ship mounted retractable crane starboard flight deck aft rear elevator ship air group originally intended consist zero fighters plus storage dive bombers plus reserve kate torpedo bombers plus accommodate aircraft planes planned permanently carried flight deck air group revised consist sam fighters storage dive bombers reconnaissance aircraft intended carried flight deck ship commissioned service air group consist reconnaissance version torpedo bombers time shortage carrier qualified ordered operate shore bases embarked air group carried imp gal gal aviation gasoline aircraft armor armament sensors waterline armored belt armor thick deck armor magazines consisted armor ship machinery spaces auxiliary machinery rooms layers steel thick protect engine boiler rooms lower deck consisted armor deck rear auxiliary machinery space armor lower platform deck forward auxiliary machinery space consisted upper hangar deck served ship strength deck consisted layers steel total thickness aviation gasoline tanks fore aft auxiliary machinery spaces protected steel layers deck consisted armor sides steering gear compartment consisted armor ship primary armament consisted dozen caliber type anti aircraft guns twin mounts positioned allow measure cross deck fire equipped triple type thirty single type gun mounts sides hull guns supplemented round rocket launchers defense submarines carrier fitted depth charge throwers carried depth charges type high angle fire control directors ship fitted control type guns director mounted meter rangefinder type directors controlled guns rocket launchers early warning provided type model air search radars mounted island retracted port flight deck elevators addition smaller type mark model air search radars mounted mast island aft starboard retractable radio mast radar metric type model system ship type type search submarines end war type model surface fire control radar installed addition type early warning radar land based mounted trials aboard ship service keel laid hiroshima december launched january completed october ship transferred number ports arrived february ordered flight deck disguised fake trees houses roads anti aircraft batteries remained fully manned intended air group committed time march ship attacked aircraft task force lightly damaged rocket hits man killed wounded attack days later ship semi permanently moored island harbor extensively april captain appointed commanding officer aircraft task force attacked ship july major raid hit pound bomb struck ship anti aircraft mounts port thirteen men killed wounded bomb little damage second raid july far damage ship pound bomb penetrated flight deck detonated upper hangar elevators explosion blew foot section port hangar wall walls upper hangar deck multiple times flight deck elevators section flight deck blown starboard land funnels men killed including executive officer men wounded attack survived war sustaining damage designated october assigned duty october necessary repairs crew time consisted officers warrant officer petty officers crewmen captain command damage july attack repaired allow hangar deck house returning soldiers civilians ship began voyage outside japanese waters december voyage called australia return repairs necessary rain tight completed january number trips early bring japanese nationals placed standby april stricken navy list november transferred disposal days later scrapping ship began december facility osaka completed november
Japanese aircraft carrier Katsuragi