Nagako Kuni
E75625
Nagako Kuni, later known as Empress Kōjun, was the wife of Emperor Shōwa (Hirohito) and the longest-serving empress consort in Japanese history.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Nagako Kuni canonical | 4 |
| Nagako | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T601824 — 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: Nagako Kuni Context triple: [Akihito, mother, Nagako Kuni]
-
A.
Princess Kazuko
Princess Kazuko was a Japanese imperial princess, the second daughter of Emperor Hirohito, who became a prominent member of the Imperial Family in the Shōwa era.
-
B.
Princess Shigeko
Princess Shigeko was the eldest daughter of Emperor Hirohito of Japan, known for her role as a member of the Japanese imperial family during the Shōwa era.
-
C.
Princess Takako
Princess Takako is a Japanese imperial family member and daughter of Emperor Hirohito, known for her role in Japan’s modern royal lineage.
-
D.
Princess Atsuko
Princess Atsuko is a Japanese imperial family member, the daughter of Emperor Hirohito, who became known as Princess Yori before marrying into the Takamado family.
-
E.
Kiko, Crown Princess Akishino
Kiko, Crown Princess Akishino is a member of the Japanese imperial family who serves as the wife of Crown Prince Fumihito and is known for her public service and involvement in social and cultural activities in Japan.
- 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: Nagako Kuni Target entity description: Nagako Kuni, later known as Empress Kōjun, was the wife of Emperor Shōwa (Hirohito) and the longest-serving empress consort in Japanese history.
-
A.
Princess Kazuko
Princess Kazuko was a Japanese imperial princess, the second daughter of Emperor Hirohito, who became a prominent member of the Imperial Family in the Shōwa era.
-
B.
Princess Shigeko
Princess Shigeko was the eldest daughter of Emperor Hirohito of Japan, known for her role as a member of the Japanese imperial family during the Shōwa era.
-
C.
Princess Takako
Princess Takako is a Japanese imperial family member and daughter of Emperor Hirohito, known for her role in Japan’s modern royal lineage.
-
D.
Princess Atsuko
Princess Atsuko is a Japanese imperial family member, the daughter of Emperor Hirohito, who became known as Princess Yori before marrying into the Takamado family.
-
E.
Kiko, Crown Princess Akishino
Kiko, Crown Princess Akishino is a member of the Japanese imperial family who serves as the wife of Crown Prince Fumihito and is known for her public service and involvement in social and cultural activities in Japan.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
empress consort of Japan
ⓘ
human ⓘ member of Japanese imperial family ⓘ |
| alsoKnownAs |
Empress Dowager Kōjun
GENERATED
ⓘ
Empress Kōjun GENERATED ⓘ Kōjun Kōgō GENERATED ⓘ |
| associatedWith | Imperial Household Agency of Japan GENERATED ⓘ |
| birthDate | 1903-03-06 GENERATED ⓘ |
| birthPlace | Tokyo, Japan GENERATED ⓘ |
| burialPlace | Musashi Imperial Graveyard, Hachiōji, Tokyo, Japan GENERATED ⓘ |
| child |
Akihito
GENERATED
ⓘ
Prince Masahito GENERATED ⓘ Prince Takahito GENERATED ⓘ Princess Atsuko GENERATED ⓘ Princess Kazuko GENERATED ⓘ Princess Sachiko GENERATED ⓘ Princess Shigeko GENERATED ⓘ |
| countryOfCitizenship | Japan ⓘ |
| deathDate | 2000-06-16 GENERATED ⓘ |
| deathPlace | Fukiage Palace, Tokyo, Japan GENERATED ⓘ |
| era | 20th century GENERATED ⓘ |
| eraNameAsEmpress | Shōwa GENERATED ⓘ |
| familyName | Kuni GENERATED ⓘ |
| father | Kuni Kuniyoshi GENERATED ⓘ |
| gender | female GENERATED ⓘ |
| givenName | Nagako GENERATED ⓘ |
| honorificTitle |
Her Majesty the Empress
GENERATED
ⓘ
Her Majesty the Empress Dowager GENERATED ⓘ |
| house |
House of Kuni
GENERATED
ⓘ
Imperial House of Japan GENERATED ⓘ |
| longestServing | empress consort in Japanese history GENERATED ⓘ |
| mother | Shimazu Chikako GENERATED ⓘ |
| nativeLanguage | Japanese GENERATED ⓘ |
| nobleTitle | Princess Nagako of Kuni GENERATED ⓘ |
| notableFor |
being consort of Emperor Shōwa
GENERATED
ⓘ
being longest-serving empress consort of Japan GENERATED ⓘ |
| positionHeld |
Empress consort of Japan
GENERATED
ⓘ
Empress dowager of Japan GENERATED ⓘ |
| predecessorAsEmpressConsort | Empress Teimei GENERATED ⓘ |
| reignAsEmpressConsortEnd | 1989-01-07 GENERATED ⓘ |
| reignAsEmpressConsortOf | Shōwa period GENERATED ⓘ |
| reignAsEmpressConsortStart | 1926-12-25 GENERATED ⓘ |
| religion | Shinto GENERATED ⓘ |
| residence |
Fukiage Palace
GENERATED
ⓘ
Tokyo Imperial Palace GENERATED ⓘ |
| spouse |
Emperor Shōwa
GENERATED
ⓘ
Hirohito GENERATED ⓘ |
| successorAsEmpressConsort | Empress Michiko GENERATED ⓘ |
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: Nagako Kuni Description of subject: Nagako Kuni, later known as Empress Kōjun, was the wife of Emperor Shōwa (Hirohito) and the longest-serving empress consort in Japanese history.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Nagako