Imperial House Law of 1947
E555799
The Imperial House Law of 1947 is a postwar Japanese statute that defines the structure, membership, and succession rules of the Imperial Family under the modern constitutional monarchy.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Imperial House Law of 1947 canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T5905394 — 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: Imperial House Law of 1947 Context triple: [Imperial succession, regulatedBy, Imperial House Law of 1947]
-
A.
Meiji Constitution
The Meiji Constitution was Japan’s first modern constitution, establishing a constitutional monarchy under the Meiji Emperor and shaping the country’s political system from 1890 until the end of World War II.
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B.
Imperial Ordinances of Japan
The Imperial Ordinances of Japan were executive decrees issued by the Emperor that functioned as a key legal instrument of governance, including for colonial administrations such as the Governor-General of Korea.
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C.
National Government Organization Act of Japan
The National Government Organization Act of Japan is a fundamental law that defines the structure, powers, and administrative organization of Japan’s national government and its ministries and agencies.
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D.
National Diet Law of Japan
The National Diet Law of Japan is a fundamental statute that organizes the structure, procedures, and operations of Japan’s national legislature, the Diet.
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E.
Constitution of Japan
The Constitution of Japan is the country's post–World War II supreme law, known for establishing a parliamentary democracy, guaranteeing extensive civil liberties, and renouncing war in Article 9.
- 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: Imperial House Law of 1947 Target entity description: The Imperial House Law of 1947 is a postwar Japanese statute that defines the structure, membership, and succession rules of the Imperial Family under the modern constitutional monarchy.
-
A.
Meiji Constitution
The Meiji Constitution was Japan’s first modern constitution, establishing a constitutional monarchy under the Meiji Emperor and shaping the country’s political system from 1890 until the end of World War II.
-
B.
Imperial Ordinances of Japan
The Imperial Ordinances of Japan were executive decrees issued by the Emperor that functioned as a key legal instrument of governance, including for colonial administrations such as the Governor-General of Korea.
-
C.
National Government Organization Act of Japan
The National Government Organization Act of Japan is a fundamental law that defines the structure, powers, and administrative organization of Japan’s national government and its ministries and agencies.
-
D.
National Diet Law of Japan
The National Diet Law of Japan is a fundamental statute that organizes the structure, procedures, and operations of Japan’s national legislature, the Diet.
-
E.
Constitution of Japan
The Constitution of Japan is the country's post–World War II supreme law, known for establishing a parliamentary democracy, guaranteeing extensive civil liberties, and renouncing war in Article 9.
- F. None of above. chosen
Statements (50)
| Predicate | Object |
|---|---|
| instanceOf |
Japanese statute
ⓘ
imperial household law ⓘ |
| appliesTo | Imperial Family of Japan NERFINISHED ⓘ |
| constitutionalContext | postwar Constitution of Japan NERFINISHED ⓘ |
| country | Japan ⓘ |
| defines |
membership of the Imperial Family of Japan
ⓘ
structure of the Imperial Family of Japan ⓘ succession rules to the Chrysanthemum Throne ⓘ |
| determines |
conditions for adoption within the Imperial Family (prohibited for succession)
ⓘ
conditions for establishment of a regency ⓘ order of succession to the throne of Japan ⓘ |
| effectiveDate | 1947-05-03 ⓘ |
| enactedBy | National Diet of Japan NERFINISHED ⓘ |
| follows | Imperial House Law of 1889 NERFINISHED ⓘ |
| hasPart |
provisions on imperial succession
ⓘ
provisions on marriage and loss of status ⓘ provisions on regency ⓘ provisions on titles and styles ⓘ |
| jurisdiction | Japan ⓘ |
| languageOfWorkOrName | Japanese ⓘ |
| legalStatus | in force ⓘ |
| legalSystem | civil law system ⓘ |
| legislativeBody | National Diet of Japan NERFINISHED ⓘ |
| originalTitle | 皇室典範 NERFINISHED ⓘ |
| prohibits |
adopted children from succeeding to the throne
ⓘ
female succession to the Chrysanthemum Throne ⓘ |
| providesThat |
a princess leaving the Imperial Family upon marriage to a commoner loses imperial status
ⓘ
the Emperor may abdicate only as provided by special legislation ⓘ the Emperor must be a male descendant in the male line of the Imperial lineage ⓘ |
| publicationDate | 1947 ⓘ |
| regulates |
imperial succession in Japan
ⓘ
loss of imperial status ⓘ marriage of members of the Imperial Family of Japan ⓘ regency for the Emperor of Japan ⓘ titles of members of the Imperial Family of Japan ⓘ |
| relatedTo |
Act on Special Measures concerning the Imperial House Law
NERFINISHED
ⓘ
Constitution of Japan NERFINISHED ⓘ |
| replaces | Imperial House Law of 1889 NERFINISHED ⓘ |
| restrictsSuccessionTo | male-line male descendants of the Emperor ⓘ |
| shortName | Imperial House Law NERFINISHED ⓘ |
| subjectHasRole |
Crown Prince of Japan
NERFINISHED
ⓘ
Crown Princess of Japan NERFINISHED ⓘ Emperor of Japan NERFINISHED ⓘ Imperial Princes ⓘ Imperial Princesses NERFINISHED ⓘ |
| subordinateTo | Constitution of Japan NERFINISHED ⓘ |
| successionPrinciple | agnatic primogeniture ⓘ |
| timePeriod | post–World War II Japan ⓘ |
| topic |
Japanese monarchy
ⓘ
imperial succession law ⓘ |
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: Imperial House Law of 1947 Description of subject: The Imperial House Law of 1947 is a postwar Japanese statute that defines the structure, membership, and succession rules of the Imperial Family under the modern constitutional monarchy.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.