Mitsubishi J8M

E80384

experimental aircraft rocket-powered interceptor aircraft

The Mitsubishi J8M was a Japanese World War II rocket-powered interceptor aircraft, developed as a counterpart to Germany’s Messerschmitt Me 163 Komet.

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All labels observed (7)

Label	Occurrences
Mitsubishi J8M canonical	5
J8M1 Shusui	2
MXY8 Akigusa	1
Mitsubishi J8M Shusui	1
Mitsubishi J8M Shusui program	1
Mitsubishi J8M1 Shusui	1
Mitsubishi J8M2 Shusui-Kai	1

How this entity was disambiguated

This entity first appeared as the object of triple T627715 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07

Target entity: Mitsubishi J8M
Context triple: [Messerschmitt Me 163, inspired, Mitsubishi J8M]

A. Mitsubishi Ki-67
The Mitsubishi Ki-67 was a twin-engine Japanese World War II medium bomber known for its relatively high speed, maneuverability, and use in a variety of roles including level bombing, torpedo attacks, and kamikaze missions.
B. Nakajima Ki-84
The Nakajima Ki-84 was a late-World War II Japanese single-seat fighter aircraft renowned for its high speed, powerful armament, and effectiveness against Allied fighters and bombers.
C. Kawasaki Ki-45
The Kawasaki Ki-45 was a twin-engine heavy fighter aircraft used by Japan during World War II, notable for its long-range interception and ground-attack roles.
D. Kawasaki Ki-61
The Kawasaki Ki-61 was a World War II Japanese fighter aircraft notable for its inline liquid-cooled engine and performance that drew comparisons to contemporary European fighters.
E. Kawasaki Ki-100
The Kawasaki Ki-100 was a late-World War II Japanese fighter aircraft renowned for its excellent maneuverability and reliability, created by fitting a radial engine to the airframe of the earlier Ki-61.
F. None of above. chosen
G. Unsure - the case is ambiguous/there is not enough information to decide.

NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07

Target entity: Mitsubishi J8M
Target entity description: The Mitsubishi J8M was a Japanese World War II rocket-powered interceptor aircraft, developed as a counterpart to Germany’s Messerschmitt Me 163 Komet.

A. Mitsubishi Ki-67
The Mitsubishi Ki-67 was a twin-engine Japanese World War II medium bomber known for its relatively high speed, maneuverability, and use in a variety of roles including level bombing, torpedo attacks, and kamikaze missions.
B. Nakajima Ki-84
The Nakajima Ki-84 was a late-World War II Japanese single-seat fighter aircraft renowned for its high speed, powerful armament, and effectiveness against Allied fighters and bombers.
C. Kawasaki Ki-45
The Kawasaki Ki-45 was a twin-engine heavy fighter aircraft used by Japan during World War II, notable for its long-range interception and ground-attack roles.
D. Kawasaki Ki-61
The Kawasaki Ki-61 was a World War II Japanese fighter aircraft notable for its inline liquid-cooled engine and performance that drew comparisons to contemporary European fighters.
E. Kawasaki Ki-100
The Kawasaki Ki-100 was a late-World War II Japanese fighter aircraft renowned for its excellent maneuverability and reliability, created by fitting a radial engine to the airframe of the earlier Ki-61.
F. None of above. chosen

Statements (47)

Predicate	Object
instanceOf	experimental aircraft ⓘ rocket-powered interceptor aircraft ⓘ
airframeMaterial	primarily wood and metal mixed construction ⓘ
armyDesignation	Ki-200 ⓘ
basedOn	Messerschmitt Me 163B ⓘ linked to: Messerschmitt Me 163
category	World War II Japanese fighter aircraft ⓘ interceptor aircraft ⓘ rocket-powered aircraft ⓘ
conflict	World War II ⓘ
countryOfOrigin	Japan ⓘ
crew	1 ⓘ
derivativeVariant	Ki-200 ⓘ
designedAsCounterpartTo	Messerschmitt Me 163 Komet ⓘ linked to: Messerschmitt Me 163
designedBy	Mitsubishi design team under Imperial Japanese Navy direction ⓘ
designFeature	tailless configuration similar to Me 163 ⓘ
developedFor	Imperial Japanese Army Air Service ⓘ Imperial Japanese Navy ⓘ
developmentOutcome	did not reach operational service ⓘ
developmentStartYear	1943 ⓘ
firstFlightDate	1945-07-07 ⓘ
fuelType	hypergolic liquid propellants ⓘ
inspiredBy	Messerschmitt Me 163 Komet ⓘ linked to: Messerschmitt Me 163
intendedArmament	20 mm cannon ⓘ 30 mm cannon ⓘ
intendedClimbPerformance	very high rate of climb to bomber altitude ⓘ
intendedTopSpeed	around 900 km/h class ⓘ
japaneseDesignation	J8M1 Shusui ⓘ linked to: Mitsubishi J8M
landingGear	retractable skid ⓘ
manufacturer	Mitsubishi Heavy Industries ⓘ
meaningOfName	Shusui means "Autumn Water" or "Sharp Sword" in Japanese ⓘ
museumExhibit	a surviving airframe is preserved at the Planes of Fame Air Museum, Chino, California ⓘ
natoReportingName	Syusen ⓘ
navyProjectName	J8M1 Shusui ⓘ linked to: Mitsubishi J8M
notableAccident	first powered flight ended in crash on 1945-07-07 ⓘ
numberBuilt	a few prototypes ⓘ
operatorPlanned	Imperial Japanese Army Air Service ⓘ Imperial Japanese Navy Air Service ⓘ
powerplantModel	Toku Ro.2 (KR10) rocket engine ⓘ
primaryMission	high-speed point-defense interception of bombers ⓘ
programEndReason	Japan’s defeat in World War II and industrial disruption ⓘ
programType	license-development of German design ⓘ
propulsion	liquid-fuel rocket engine ⓘ
relatedProject	Yokosuka MXY8 Akigusa glider trainer ⓘ
role	interceptor ⓘ
status	prototype only ⓘ
trainingVersion	MXY8 Akigusa ⓘ linked to: Mitsubishi J8M
wingConfiguration	swept mid-wing monoplane ⓘ