Katsuko Ito
E128800
Katsuko Ito was the wife of Hideki Tojo, the Prime Minister of Japan during much of World War II.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Katsuko Ito canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T749141 — 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: Katsuko Ito Context triple: [Hideki Tojo, spouse, Katsuko Ito]
-
A.
Takako Doi
Takako Doi was a pioneering Japanese politician who became the first female Speaker of the House of Representatives and a prominent leader of Japan’s socialist and opposition politics in the late 20th century.
-
B.
Sanae Takaichi
Sanae Takaichi is a Japanese conservative politician of the Liberal Democratic Party who has served in several ministerial posts and is known for her bids for party leadership and advocacy of hawkish security and traditionalist social policies.
-
C.
Hisako Nagayama
Hisako Nagayama was the wife of Japanese general Tomoyuki Yamashita, who was a prominent military leader during World War II.
-
D.
Naoko Mori
Naoko Mori is a Japanese-born British actress best known for her roles in the TV series "Torchwood" and the musical "Miss Saigon."
-
E.
Yuriko Kikuchi
Yuriko Kikuchi, better known professionally as Rinko Kikuchi, is a Japanese actress acclaimed for her roles in films such as "Babel" and "Pacific Rim."
- 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: Katsuko Ito Target entity description: Katsuko Ito was the wife of Hideki Tojo, the Prime Minister of Japan during much of World War II.
-
A.
Takako Doi
Takako Doi was a pioneering Japanese politician who became the first female Speaker of the House of Representatives and a prominent leader of Japan’s socialist and opposition politics in the late 20th century.
-
B.
Sanae Takaichi
Sanae Takaichi is a Japanese conservative politician of the Liberal Democratic Party who has served in several ministerial posts and is known for her bids for party leadership and advocacy of hawkish security and traditionalist social policies.
-
C.
Hisako Nagayama
Hisako Nagayama was the wife of Japanese general Tomoyuki Yamashita, who was a prominent military leader during World War II.
-
D.
Naoko Mori
Naoko Mori is a Japanese-born British actress best known for her roles in the TV series "Torchwood" and the musical "Miss Saigon."
-
E.
Yuriko Kikuchi
Yuriko Kikuchi, better known professionally as Rinko Kikuchi, is a Japanese actress acclaimed for her roles in films such as "Babel" and "Pacific Rim."
- F. None of above. chosen
Statements (10)
| Predicate | Object |
|---|---|
| instanceOf |
Japanese person
ⓘ
human ⓘ |
| countryOfCitizenship | Japan ⓘ |
| languageSpoken | Japanese ⓘ |
| notableFor | being the wife of Hideki Tojo ⓘ |
| sexOrGender | female ⓘ |
| spouse | Hideki Tojo ⓘ |
| spouseNotableFor | leadership of Japan during much of World War II ⓘ |
| spouseOccupation |
Prime Minister of Japan
ⓘ
general in the Imperial Japanese Army ⓘ |
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: Katsuko Ito Description of subject: Katsuko Ito was the wife of Hideki Tojo, the Prime Minister of Japan during much of World War II.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.