Akasaka Estate, Tokyo
E79598
Akasaka Estate in Tokyo is a prominent imperial property that serves as the official residence of several members of the Japanese Imperial Family, including Aiko, Princess Toshi.
All labels observed (5)
| Label | Occurrences |
|---|---|
| Akasaka Estate | 12 |
| Akasaka Estate, Tokyo canonical | 8 |
| Akasaka Estate, Tokyo, Japan | 3 |
| Akasaka Estate, Tokyo (after abdication of Akihito) | 1 |
| Imperial Court in Tokyo | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T560283 — 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: Akasaka Estate, Tokyo Context triple: [Aiko, Princess Toshi, residence, Akasaka Estate, Tokyo]
-
A.
Roppongi
Roppongi is a central Tokyo district famous for its vibrant nightlife, international community, and major art and entertainment complexes.
-
B.
Dai-Ichi Seimei Building, Tokyo
The Dai-Ichi Seimei Building in Tokyo is a historic office building best known for serving as General Douglas MacArthur’s headquarters during the Allied occupation of Japan after World War II.
-
C.
Harajuku
Harajuku is a vibrant Tokyo district famous for its youth culture, eclectic street fashion, and trendy shopping and entertainment spots.
-
D.
Ginza
Ginza is a famous upscale shopping, dining, and entertainment district in central Tokyo known for its luxury boutiques, department stores, and vibrant nightlife.
-
E.
Asakusa
Asakusa is a historic district in Tokyo best known for its ancient Sensō-ji Temple, traditional shopping streets, and preserved old-town atmosphere.
- 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: Akasaka Estate, Tokyo Target entity description: Akasaka Estate in Tokyo is a prominent imperial property that serves as the official residence of several members of the Japanese Imperial Family, including Aiko, Princess Toshi.
-
A.
Roppongi
Roppongi is a central Tokyo district famous for its vibrant nightlife, international community, and major art and entertainment complexes.
-
B.
Dai-Ichi Seimei Building, Tokyo
The Dai-Ichi Seimei Building in Tokyo is a historic office building best known for serving as General Douglas MacArthur’s headquarters during the Allied occupation of Japan after World War II.
-
C.
Harajuku
Harajuku is a vibrant Tokyo district famous for its youth culture, eclectic street fashion, and trendy shopping and entertainment spots.
-
D.
Ginza
Ginza is a famous upscale shopping, dining, and entertainment district in central Tokyo known for its luxury boutiques, department stores, and vibrant nightlife.
-
E.
Asakusa
Asakusa is a historic district in Tokyo best known for its ancient Sensō-ji Temple, traditional shopping streets, and preserved old-town atmosphere.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
imperial estate
ⓘ
residential complex ⓘ |
| accessRestrictedTo |
Imperial Household Agency staff
ⓘ
Imperial House of Japan ⓘ
surface form:
Japanese Imperial Family
|
| administeredBy | Imperial Household Agency ⓘ |
| associatedWith |
Emperor of Japan
ⓘ
Imperial House of Japan ⓘ
surface form:
Japanese Imperial Household
|
| category |
Buildings and structures in Minato, Tokyo
ⓘ
Imperial residences in Japan ⓘ Royal residences in Tokyo ⓘ |
| city | Tokyo ⓘ |
| country | Japan ⓘ |
| function | housing for multiple imperial households ⓘ |
| governedBy | laws on the Imperial Household of Japan ⓘ |
| hasFeature |
gardens
ⓘ
gated compound ⓘ security facilities ⓘ |
| hasPart |
Akasaka East Residence
ⓘ
Akasaka East Residence ⓘ
surface form:
Akasaka Higashi Residence
Akasaka Palace ⓘ
surface form:
Akasaka Imperial Residence
residences for multiple imperial households ⓘ |
| hasResident |
Aiko, Princess Toshi
ⓘ
Fumihito, Crown Prince Akishino ⓘ
surface form:
Crown Prince Fumihito
Kiko, Crown Princess Akishino ⓘ
surface form:
Crown Princess Kiko
Princess Kako ⓘ other members of the Japanese Imperial Family ⓘ |
| languageUsed | Japanese ⓘ |
| locatedIn |
Akasaka
ⓘ
surface form:
Akasaka, Minato, Tokyo
Tokyo ⓘ |
| locatedInTimeZone | Japan Standard Time ⓘ |
| maintenanceBy | Imperial Household Agency ⓘ |
| near |
Akasaka Palace
ⓘ
Nagatachō district ⓘ
surface form:
Nagatachō government district
central Tokyo ⓘ |
| neighborhood | Akasaka ⓘ |
| ownedBy |
Imperial Household Agency
ⓘ
Imperial House of Japan ⓘ
surface form:
Japanese Imperial Family
|
| ownershipStatus | state-owned imperial property ⓘ |
| partOf | imperial properties of Japan ⓘ |
| publicAccess | no general public access ⓘ |
| residenceOf |
Aiko, Princess Toshi
ⓘ
Fumihito, Crown Prince Akishino ⓘ
surface form:
Crown Prince Fumihito family
|
| securityProvidedBy | Imperial Guard Headquarters ⓘ |
| significance |
important imperial property in Tokyo
ⓘ
major residence complex of the Japanese Imperial Family ⓘ |
| use |
imperial residential compound
ⓘ
official residence of members of the Japanese Imperial Family ⓘ |
| ward | Minato ⓘ |
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: Akasaka Estate, Tokyo Description of subject: Akasaka Estate in Tokyo is a prominent imperial property that serves as the official residence of several members of the Japanese Imperial Family, including Aiko, Princess Toshi.
Referenced by (25)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Akasaka Estate
this entity surface form:
Akasaka Estate
this entity surface form:
Akasaka Estate, Tokyo, Japan
this entity surface form:
Akasaka Estate
this entity surface form:
Akasaka Estate, Tokyo (after abdication of Akihito)
this entity surface form:
Akasaka Estate
subject surface form:
Fumihito, Crown Prince Akishino
this entity surface form:
Akasaka Estate
subject surface form:
Prince Hisahito of Akishino
this entity surface form:
Akasaka Estate, Tokyo, Japan
this entity surface form:
Akasaka Estate, Tokyo, Japan
this entity surface form:
Akasaka Estate
this entity surface form:
Akasaka Estate
this entity surface form:
Akasaka Estate
this entity surface form:
Akasaka Estate
this entity surface form:
Akasaka Estate
this entity surface form:
Imperial Court in Tokyo
this entity surface form:
Akasaka Estate