Koishikawa district
E418467
Koishikawa district is a residential and educational neighborhood in Tokyo known for sites like Koishikawa Kōrakuen Garden and the University of Tokyo facilities.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Koishikawa district canonical | 2 |
| Koishikawa neighborhood | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2619659 — 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: Koishikawa district Context triple: [Bunkyō, contains, Koishikawa district]
-
A.
Nagatachō district
Nagatachō district is Tokyo’s political center, housing key institutions such as the National Diet Building, the Prime Minister’s Office, and various government ministries.
-
B.
Shimokitazawa district
Shimokitazawa district is a trendy Tokyo neighborhood known for its narrow streets packed with vintage clothing shops, small theaters, live music venues, and independent cafes.
-
C.
Nihombashi district
Nihombashi district is a historic commercial and financial center of Tokyo known for its traditional merchants, department stores, and role as a major business hub.
-
D.
Chiyoda
Chiyoda is a central special ward of Tokyo that serves as Japan’s political and administrative hub, housing the Imperial Palace, the National Diet, and many government institutions.
-
E.
Chiyoda
Chiyoda was a Japanese light aircraft carrier of the Imperial Japanese Navy that served in World War II and was sunk during the Battle off Cape Engaño in 1944.
- 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: Koishikawa district Target entity description: Koishikawa district is a residential and educational neighborhood in Tokyo known for sites like Koishikawa Kōrakuen Garden and the University of Tokyo facilities.
-
A.
Nagatachō district
Nagatachō district is Tokyo’s political center, housing key institutions such as the National Diet Building, the Prime Minister’s Office, and various government ministries.
-
B.
Shimokitazawa district
Shimokitazawa district is a trendy Tokyo neighborhood known for its narrow streets packed with vintage clothing shops, small theaters, live music venues, and independent cafes.
-
C.
Nihombashi district
Nihombashi district is a historic commercial and financial center of Tokyo known for its traditional merchants, department stores, and role as a major business hub.
-
D.
Chiyoda
Chiyoda is a central special ward of Tokyo that serves as Japan’s political and administrative hub, housing the Imperial Palace, the National Diet, and many government institutions.
-
E.
Chiyoda
Chiyoda was a Japanese light aircraft carrier of the Imperial Japanese Navy that served in World War II and was sunk during the Battle off Cape Engaño in 1944.
- F. None of above. chosen
Statements (40)
| Predicate | Object |
|---|---|
| instanceOf |
district
ⓘ
educational area ⓘ neighborhood ⓘ residential area ⓘ |
| administrativeDivisionType | chōme-based district ⓘ |
| belongsTo | Tokyo 23 special wards area NERFINISHED ⓘ |
| country | Japan ⓘ |
| governedBy |
Bunkyō City Government
ⓘ
surface form:
Bunkyō City Office
|
| hasEducationalInstitution |
University of Tokyo facilities
ⓘ
primary and secondary schools ⓘ |
| hasFunction |
commercial (local scale)
ⓘ
educational ⓘ residential ⓘ |
| hasGreenSpace | Koishikawa Kōrakuen Garden ⓘ |
| hasHeritageSite | Koishikawa Kōrakuen Garden ONNED1 ⓘ |
| hasLandmark |
Koishikawa Kōrakuen Garden
ⓘ
Tokyo Dome City vicinity ⓘ Faculty of Medicine, The University of Tokyo ⓘ
surface form:
University of Tokyo Faculty of Medicine facilities
University of Tokyo Hospital vicinity ⓘ |
| hasLandUse | mixed-use ⓘ |
| hasLanguage | Japanese ⓘ |
| hasPostalCodePrefix | 112 ⓘ |
| knownFor |
Koishikawa Kōrakuen Garden
ⓘ
University of Tokyo facilities ⓘ educational institutions ⓘ residential character ⓘ |
| locatedIn |
Bunkyō
NERFINISHED
ⓘ
Tokyo ⓘ |
| locatedInRegion | Kantō region NERFINISHED ⓘ |
| locatedInTimeZone | Japan Standard Time ⓘ |
| locatedNear |
Kasuga area
ⓘ
Suidōbashi area NERFINISHED ⓘ Tokyo Dome ⓘ |
| partOf |
Bunkyō ward
NERFINISHED
ⓘ
Tokyo Prefecture ⓘ
surface form:
Tokyo Metropolis
|
| timeZoneUTCOffset | +09:00 ⓘ |
| transportServedBy |
Iidabashi Station vicinity
ⓘ
Kasuga Station vicinity ⓘ Korakuen Station vicinity ⓘ |
| urbanizationLevel | highly urbanized ⓘ |
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: Koishikawa district Description of subject: Koishikawa district is a residential and educational neighborhood in Tokyo known for sites like Koishikawa Kōrakuen Garden and the University of Tokyo facilities.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Bunkyō
this entity surface form:
Koishikawa neighborhood