Operation Z (Pearl Harbor attack plan)

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Operation Z was the Imperial Japanese Navy’s meticulously planned surprise air assault on the U.S. Pacific Fleet at Pearl Harbor in December 1941, intended to cripple American naval power at the outset of the Pacific War.

All labels observed (5)

How this entity was disambiguated

Statements (52)

Predicate Object
instanceOf Japanese military plan
military operation
naval air operation
airStrikePlanner Commander Minoru Genda
alsoKnownAs Hawaii Operation
linked to: Hawaiian Operation

Hawaiian Operation
Pearl Harbor attack plan
approvedBy Imperial General Headquarters
belligerent Empire of Japan
linked to: Japan
commandedBy Admiral Isoroku Yamamoto
linked to: Isoroku Yamamoto
consequence brought the United States into World War II
galvanized American public opinion
led to U.S. declaration of war on Japan
countryOfOrigin Empire of Japan
linked to: Imperial Japan
date 1941-12-07
firstWaveObjective attack battleships and airfields
hasObjective cripple the U.S. Pacific Fleet
secure Japanese freedom of action in Southeast Asia and the Pacific
historicalSignificance marked the beginning of large-scale carrier warfare in the Pacific
includedWaveCount 2
inspiredBy British attack on Taranto
intelligencePlanner Commander Takijiro Onishi
involvedAircraftType Aichi D3A dive bomber
Mitsubishi A6M Zero fighter
linked to: Mitsubishi A6M

Nakajima B5N torpedo bomber
linked to: Nakajima B5N
involvedUnit Akagi aircraft carrier
First Air Fleet
Hiryu aircraft carrier
Japanese fleet submarines
Japanese midget submarines
Kaga aircraft carrier
Shokaku aircraft carrier
Soryu aircraft carrier
Zuikaku aircraft carrier
location Pearl Harbor, Oahu, Territory of Hawaii, United States
navalTaskForceCommander Vice Admiral Chuichi Nagumo
linked to: Chuichi Nagumo
notableFeature long-range carrier strike launched in radio silence
use of shallow-water torpedoes modified for Pearl Harbor
opposedBy United States
partOf Pacific War
World War II
plannedBy Imperial Japanese Navy
preparationStartDate 1941-01
result tactical Japanese victory
secondWaveObjective attack remaining ships and facilities
tactic carrier-based air strike
surprise attack
two-wave air assault
targeted Pearl Harbor naval base
U.S. Army Air Forces airfields on Oahu
U.S. Pacific Fleet
usedForce Kido Butai (First Air Fleet)
linked to: Kido Butai

How these facts were elicited

Referenced by (5)

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

Combined Fleet of the Imperial Japanese Navy notableOperation Operation Z (Pearl Harbor attack plan)
Japanese carrier Zuiho participatedIn Attack on Pearl Harbor operations (support role, 1941)
linked to: Operation Z (Pearl Harbor attack plan)
Kongō participatedIn Attack on Pearl Harbor (support operations)
linked to: Operation Z (Pearl Harbor attack plan)
Japanese cruiser Mikuma participatedIn Attack on Pearl Harbor operations area (cover forces)
linked to: Operation Z (Pearl Harbor attack plan)
Operation Z (Pearl Harbor attack plan) alsoKnownAs Pearl Harbor attack plan
linked to: Operation Z (Pearl Harbor attack plan)