Japanese aircraft carrier Hōshō

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The Japanese aircraft carrier Hōshō was the world’s first purpose-built aircraft carrier to enter service, playing a pioneering role in the development of naval aviation for the Imperial Japanese Navy.

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Predicate Object
instanceOf Imperial Japanese Navy ship
aircraft carrier
warship
airGroup carrier-based bombers
carrier-based fighters
armament anti-aircraft guns
associatedWith development of Japanese carrier air groups
early carrier landing experiments with arresting gear
builder Yokosuka Naval Arsenal
commissioned 1922-12-27
countryOfOrigin Japan
surface form: Empire of Japan
crewComplement approximately 500 officers and men
designFeature island structure removed early in service to improve air operations
displacement about 7,470 tons standard
enteredServiceAs world’s first purpose-built aircraft carrier to enter service
fate scrapped
flag Japan Maritime Self-Defense Force (variant as naval ensign)
surface form: Naval ensign of the Empire of Japan
flightDeckType full-length flight deck
historicalSignificance first commissioned ship designed and built from the keel up as an aircraft carrier
pioneering role in global naval aviation history
laidDown 1919-12-16
laterUse aircraft transport
training carrier
launched 1921-11-13
length about 168 meters overall
maximumSpeed about 25 knots
name Hōshō
nativeName 鳳翔
navalService served from early 1920s through World War II
notableFor being the first purpose-built aircraft carrier completed and commissioned
pioneering carrier aviation techniques for Japan
operator Imperial Japanese Navy
participatedIn Attack on Pearl Harbor support operations
Battle of Midway
surface form: Battle of Midway (as part of the Japanese fleet)

Pacific War
Sino-Japanese War (1937–1945)
surface form: Second Sino-Japanese War
pennantNumber CV-1
primaryRole development of naval aviation for the Imperial Japanese Navy
propulsion 4 shafts
steam turbines
roleInWorldWarII initially front-line carrier, later training and support ship
scrappedIn late 1940s
servedAs platform for developing Japanese carrier doctrine
testbed for carrier landing and takeoff procedures
shipClass Hōshō-class aircraft carrier
statusAfterWorldWarII disarmed and used for repatriation duties

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Full triples — surface form annotated when it differs from this entity's canonical label.

Kure Naval Arsenal notableShipConstructed Japanese aircraft carrier Hōshō