Marunouchi Building
E951660
Marunouchi Building is a prominent high-rise office and commercial skyscraper in Tokyo’s Marunouchi district, known as a major landmark near Tokyo Station.
All labels observed (4)
| Label | Occurrences |
|---|---|
| Marunouchi Building canonical | 4 |
| Shin-Marunouchi Building | 4 |
| 丸の内ビルディング | 1 |
| 新丸の内ビルディング | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T11857421 — 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: Marunouchi Building Context triple: [Mitsubishi Estate, notableProperty, Marunouchi Building]
-
A.
Shinjuku Nomura Building
Shinjuku Nomura Building is a prominent high-rise office skyscraper in Tokyo’s Shinjuku district, known for its observation facilities, corporate offices, and dining options.
-
B.
Ginza Wako building
The Ginza Wako building is an iconic clock-towered department store and luxury retail landmark in Tokyo’s upscale Ginza district.
-
C.
Shinjuku NS Building
Shinjuku NS Building is a prominent high-rise office complex in Tokyo known for its distinctive atrium and modern architectural design.
-
D.
Kasumigaseki Building
Kasumigaseki Building is one of Tokyo’s earliest and most iconic high-rise office skyscrapers, symbolizing Japan’s postwar modernization.
-
E.
Matsushita IMP Building
Matsushita IMP Building is a prominent multi-purpose commercial and office skyscraper located in Osaka’s Osaka Business Park district.
- 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: Marunouchi Building Target entity description: Marunouchi Building is a prominent high-rise office and commercial skyscraper in Tokyo’s Marunouchi district, known as a major landmark near Tokyo Station.
-
A.
Shinjuku Nomura Building
Shinjuku Nomura Building is a prominent high-rise office skyscraper in Tokyo’s Shinjuku district, known for its observation facilities, corporate offices, and dining options.
-
B.
Ginza Wako building
The Ginza Wako building is an iconic clock-towered department store and luxury retail landmark in Tokyo’s upscale Ginza district.
-
C.
Shinjuku NS Building
Shinjuku NS Building is a prominent high-rise office complex in Tokyo known for its distinctive atrium and modern architectural design.
-
D.
Kasumigaseki Building
Kasumigaseki Building is one of Tokyo’s earliest and most iconic high-rise office skyscrapers, symbolizing Japan’s postwar modernization.
-
E.
Matsushita IMP Building
Matsushita IMP Building is a prominent multi-purpose commercial and office skyscraper located in Osaka’s Osaka Business Park district.
- F. None of above. chosen
Statements (41)
| Predicate | Object |
|---|---|
| instanceOf |
commercial building
ⓘ
high-rise building ⓘ office building ⓘ skyscraper ⓘ |
| architect |
Mitsubishi Jisho Sekkei
NERFINISHED
ⓘ
Skidmore, Owings & Merrill NERFINISHED ⓘ |
| basementFloorCount | 4 ⓘ |
| completionDate | 2002 ⓘ |
| country | Japan ⓘ |
| developer | Mitsubishi Estate NERFINISHED ⓘ |
| floorCount | 37 ⓘ |
| hasElevator | yes ⓘ |
| hasFireSafetyDesign | earthquake-resistant ⓘ |
| hasFunction |
event space
ⓘ
office ⓘ restaurant ⓘ retail ⓘ |
| hasJapaneseName | 丸の内ビルディング NERFINISHED ⓘ |
| hasObservationArea | yes ⓘ |
| hasOfficeFloors | upper floors ⓘ |
| hasParking | yes ⓘ |
| hasPublicAccess | yes ⓘ |
| hasRestaurantFloors | upper floors with city views ⓘ |
| hasRetailFloors | lower floors ⓘ |
| hasStructuralSystem | steel frame ⓘ |
| hasUse | mixed-use ⓘ |
| hasWebsite | https://www.marunouchi-building.com ⓘ |
| height |
179.2 metres
ⓘ
588 feet ⓘ |
| isLandmarkNear | Tokyo Station Marunouchi side NERFINISHED ⓘ |
| isLandmarkOf | Marunouchi district NERFINISHED ⓘ |
| locatedIn |
Chiyoda, Tokyo
NERFINISHED
ⓘ
Marunouchi NERFINISHED ⓘ Tokyo ⓘ |
| locatedInBusinessDistrict | Tokyo central business district NERFINISHED ⓘ |
| locatedNear | Tokyo Station NERFINISHED ⓘ |
| nickname | Maru Biru NERFINISHED ⓘ |
| openingDate | 2002 ⓘ |
| ownedBy | Mitsubishi Estate NERFINISHED ⓘ |
| partOf | Marunouchi redevelopment area NERFINISHED ⓘ |
| replaced | original Marunouchi Building (1923–1999) NERFINISHED ⓘ |
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: Marunouchi Building Description of subject: Marunouchi Building is a prominent high-rise office and commercial skyscraper in Tokyo’s Marunouchi district, known as a major landmark near Tokyo Station.
Referenced by (10)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Shin-Marunouchi Building
this entity surface form:
Shin-Marunouchi Building
subject surface form:
Marunouchi
subject surface form:
Marunouchi
this entity surface form:
Shin-Marunouchi Building
this entity surface form:
丸の内ビルディング
this entity surface form:
新丸の内ビルディング
this entity surface form:
Shin-Marunouchi Building