Iga-ryu ninjutsu
E724817
Iga-ryu ninjutsu is a historic Japanese school of ninja martial arts and espionage techniques that originated in the Iga region and became famous for its stealth, strategy, and unconventional warfare methods.
All labels observed (4)
| Label | Occurrences |
|---|---|
| Ninjutsu | 4 |
| Iga-ryu ninjutsu canonical | 3 |
| Iga-ryu ninja | 1 |
| Iga-ryū ninjutsu | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T8335237 — 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: Iga-ryu ninjutsu Context triple: [Iga, knownFor, Iga-ryu ninjutsu]
-
A.
Wado-ryu
Wado-ryu is a traditional Japanese karate style that emphasizes fluid body movement, evasion, and harmony over direct confrontation and brute strength.
-
B.
Senjutsu
Senjutsu is a 2021 studio album by British heavy metal band Iron Maiden, noted for its epic, progressive compositions and samurai-themed artwork.
-
C.
Gorikai-shū
Gorikai-shū is a central sacred text of the Japanese new religious movement Konkokyo, compiling the teachings and revelations of its founder.
-
D.
Nihon-koku Kenpō
Nihon-koku Kenpō is Japan’s post–World War II constitution, known for its pacifist Article 9 and strong guarantees of civil liberties and democratic governance.
-
E.
Kenseikai
Kenseikai was a major early 20th-century Japanese political party that advocated constitutional government and moderate liberal reforms during the Taishō democracy era.
- 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: Iga-ryu ninjutsu Target entity description: Iga-ryu ninjutsu is a historic Japanese school of ninja martial arts and espionage techniques that originated in the Iga region and became famous for its stealth, strategy, and unconventional warfare methods.
-
A.
Wado-ryu
Wado-ryu is a traditional Japanese karate style that emphasizes fluid body movement, evasion, and harmony over direct confrontation and brute strength.
-
B.
Senjutsu
Senjutsu is a 2021 studio album by British heavy metal band Iron Maiden, noted for its epic, progressive compositions and samurai-themed artwork.
-
C.
Gorikai-shū
Gorikai-shū is a central sacred text of the Japanese new religious movement Konkokyo, compiling the teachings and revelations of its founder.
-
D.
Nihon-koku Kenpō
Nihon-koku Kenpō is Japan’s post–World War II constitution, known for its pacifist Article 9 and strong guarantees of civil liberties and democratic governance.
-
E.
Kenseikai
Kenseikai was a major early 20th-century Japanese political party that advocated constitutional government and moderate liberal reforms during the Taishō democracy era.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
Japanese martial art
ⓘ
martial arts tradition ⓘ ninjutsu school ⓘ |
| associatedWithEthnicGroup |
Japanese people
ⓘ
linked to:
Yamato people
|
| countryOfOrigin | Japan ⓘ |
| culturalContext | feudal Japan ⓘ |
| developedIn | Sengoku period ⓘ |
| focusesOn |
covert operations
ⓘ
escape and evasion ⓘ strategy ⓘ survival skills ⓘ tactics ⓘ |
| goal |
successful completion of missions
ⓘ
survival of the practitioner ⓘ |
| hasCounterpart | Koga-ryu ninjutsu ⓘ |
| hasDiscipline |
concealment (inton)
ⓘ
escape techniques (tonsojutsu) ⓘ espionage (kancho) ⓘ strategy (heiho) ⓘ |
| historicallyAssociatedWith |
Iga-ikki
ⓘ
linked to:
Ikko-ikki
|
| historicallyUsedFor |
assassination missions
ⓘ
military espionage ⓘ reconnaissance ⓘ sabotage operations ⓘ |
| includes |
psychological warfare techniques
ⓘ
unarmed combat methods ⓘ use of specialized ninja tools ⓘ weapons training ⓘ |
| influenced | later ninja portrayals in popular culture ⓘ |
| locatedInTheAdministrativeTerritorialEntity | Iga Province ⓘ |
| locatedInThePresentDayAdministrativeTerritorialEntity | Mie Prefecture ⓘ |
| notableFor |
covert strategy
ⓘ
stealth ⓘ unconventional tactics ⓘ |
| partOf | Japanese ninjutsu traditions ⓘ |
| practicedBy |
Iga ninja
ⓘ
shinobi ⓘ |
| regionOfOrigin | Iga region ⓘ |
| traditionTransmittedBy |
oral teachings
ⓘ
secret scrolls ⓘ |
| uses |
disguise
ⓘ
espionage techniques ⓘ guerrilla warfare tactics ⓘ infiltration ⓘ intelligence gathering ⓘ sabotage ⓘ stealth techniques ⓘ unconventional warfare methods ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Iga-ryu ninjutsu Description of subject: Iga-ryu ninjutsu is a historic Japanese school of ninja martial arts and espionage techniques that originated in the Iga region and became famous for its stealth, strategy, and unconventional warfare methods.
Referenced by (9)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Iga-ryu ninjutsu
linked to: Iga-ryu ninjutsu
linked to: Iga-ryu ninjutsu
linked to: Iga-ryu ninjutsu
linked to: Iga-ryu ninjutsu
linked to: Iga-ryu ninjutsu