Princess Nagako of Kuni
E110842
Princess Nagako of Kuni, later known as Empress Kōjun, was the long-serving empress consort of Emperor Shōwa (Hirohito) and the mother of Emperor Emeritus Akihito of Japan.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Princess Nagako of Kuni canonical | 2 |
| Princess of Kuni-no-miya | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T905581 — 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: Princess Nagako of Kuni Context triple: [Empress Kōjun, birthName, Princess Nagako of 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 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.
-
D.
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.
-
E.
Empress Michiko
Empress Michiko is the former Empress consort of Japan, renowned as the first commoner to marry into the Japanese imperial family and for her widespread popularity and humanitarian work.
- 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: Princess Nagako of Kuni Target entity description: Princess Nagako of Kuni, later known as Empress Kōjun, was the long-serving empress consort of Emperor Shōwa (Hirohito) and the mother of Emperor Emeritus Akihito of Japan.
-
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 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.
-
D.
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.
-
E.
Empress Michiko
Empress Michiko is the former Empress consort of Japan, renowned as the first commoner to marry into the Japanese imperial family and for her widespread popularity and humanitarian work.
- F. None of above. chosen
Statements (51)
| Predicate | Object |
|---|---|
| instanceOf |
empress consort of Japan
ⓘ
female ⓘ human ⓘ member of the Japanese imperial family ⓘ |
| alsoKnownAs |
Empress Kōjun
ⓘ
Kōjun Kōgō ⓘ Empress Teimei ⓘ
surface form:
Nagako, Empress Dowager
|
| birthDate | 1903-03-06 ⓘ |
| birthName | Princess Nagako of Kuni self-link ⓘ |
| birthPlace |
Tokyo
ⓘ
surface form:
Tokyo, Japan
|
| burialPlace |
Musashi Imperial Mausolea Complex
ⓘ
surface form:
Musashi Imperial Graveyard
|
| child |
Akihito
ⓘ
surface form:
Emperor Akihito
Prince Masahito, Prince Hitachi ⓘ Prince Nobuhito of Takamatsu ⓘ
surface form:
Prince Nobuhito, Prince Takamatsu
Mikasa-no-miya Takahito Shinnō ⓘ
surface form:
Prince Takahito, Prince Mikasa
Princess Atsuko ⓘ
surface form:
Princess Atsuko, Princess Yori
Princess Kazuko ⓘ
surface form:
Princess Kazuko, Princess Taka
Princess Sachiko ⓘ Princess Shigeko ⓘ
surface form:
Princess Shigeko, Princess Teru
|
| countryOfCitizenship | Japan ⓘ |
| deathDate | 2000-06-16 ⓘ |
| deathPlace |
Tokyo
ⓘ
surface form:
Tokyo, Japan
|
| eraNameAsEmpress |
Showa era
ⓘ
surface form:
Shōwa
|
| father | Prince Kuni Kuniyoshi ⓘ |
| languageSpoken | Japanese ⓘ |
| memberOf |
Imperial House of Japan
ⓘ
Kuni-no-miya house ⓘ |
| mother | Chikako, Princess Kuni ⓘ |
| motherOf |
Akihito
ⓘ
surface form:
Emperor Akihito
Akihito ⓘ
surface form:
Emperor Emeritus Akihito
Prince Masahito, Prince Hitachi ⓘ Prince Nobuhito of Takamatsu ⓘ
surface form:
Prince Nobuhito, Prince Takamatsu
Prince Mikasa ⓘ
surface form:
Prince Takahito, Prince Mikasa
Princess Atsuko ⓘ
surface form:
Princess Atsuko, Princess Yori
Princess Kazuko ⓘ
surface form:
Princess Kazuko, Princess Taka
Princess Sachiko ⓘ Princess Shigeko ⓘ
surface form:
Princess Shigeko, Princess Teru
|
| nobleTitle |
Princess Nagako of Kuni
self-linksurface differs
ⓘ
surface form:
Princess of Kuni-no-miya
|
| notableFor | being the longest-serving empress consort of Japan ⓘ |
| positionHeld |
Empress Dowager of Japan
ⓘ
Empress consort of Japan ⓘ |
| reignAsEmpressConsortEnd | 1989-01-07 ⓘ |
| reignAsEmpressConsortStart | 1926-12-25 ⓘ |
| religion | Shinto ⓘ |
| residence | Tokyo Imperial Palace ⓘ |
| sexOrGender | female ⓘ |
| spouse |
Emperor Hirohito
ⓘ
surface form:
Emperor Shōwa
Emperor Hirohito ⓘ
surface form:
Hirohito
|
| spouseOfMonarch | Emperor of Japan ⓘ |
| title |
Her Majesty The Empress
ⓘ
Her Majesty the Empress Dowager ⓘ
surface form:
Her Majesty The Empress Dowager
|
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: Princess Nagako of Kuni Description of subject: Princess Nagako of Kuni, later known as Empress Kōjun, was the long-serving empress consort of Emperor Shōwa (Hirohito) and the mother of Emperor Emeritus Akihito of Japan.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Princess of Kuni-no-miya