Nihonbashi Mitsui Tower
E261906
Nihonbashi Mitsui Tower is a prominent high-rise office and commercial skyscraper in Tokyo’s Nihonbashi district, known for its modern design integrated with the historic Mitsui headquarters complex.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Mitsui Main Building | 1 |
| Nihonbashi Mitsui Tower canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2388797 — 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: Nihonbashi Mitsui Tower Context triple: [César Pelli, notableWork, Nihonbashi Mitsui Tower]
-
A.
Fuji Television Building
The Fuji Television Building is a landmark futuristic headquarters of Fuji TV in Tokyo, renowned for its striking modernist architecture featuring a prominent spherical observation deck.
-
B.
Tokyo Metropolitan Government Building
The Tokyo Metropolitan Government Building is a landmark twin-tower skyscraper in Shinjuku, Tokyo, known for housing the city’s government offices and offering public observation decks with panoramic views.
-
C.
Umeda Sky Building
Umeda Sky Building is a landmark high-rise complex in Osaka, Japan, known for its striking twin-tower design connected by a rooftop observatory with panoramic city views.
-
D.
Yokohama Landmark Tower
Yokohama Landmark Tower is a prominent skyscraper in Yokohama, Japan, known for its height, office and hotel facilities, and observation deck offering panoramic city and bay views.
-
E.
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.
- 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: Nihonbashi Mitsui Tower Target entity description: Nihonbashi Mitsui Tower is a prominent high-rise office and commercial skyscraper in Tokyo’s Nihonbashi district, known for its modern design integrated with the historic Mitsui headquarters complex.
-
A.
Fuji Television Building
The Fuji Television Building is a landmark futuristic headquarters of Fuji TV in Tokyo, renowned for its striking modernist architecture featuring a prominent spherical observation deck.
-
B.
Tokyo Metropolitan Government Building
The Tokyo Metropolitan Government Building is a landmark twin-tower skyscraper in Shinjuku, Tokyo, known for housing the city’s government offices and offering public observation decks with panoramic views.
-
C.
Umeda Sky Building
Umeda Sky Building is a landmark high-rise complex in Osaka, Japan, known for its striking twin-tower design connected by a rooftop observatory with panoramic city views.
-
D.
Yokohama Landmark Tower
Yokohama Landmark Tower is a prominent skyscraper in Yokohama, Japan, known for its height, office and hotel facilities, and observation deck offering panoramic city and bay views.
-
E.
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.
- F. None of above. chosen
Statements (31)
| Predicate | Object |
|---|---|
| instanceOf |
commercial building
ⓘ
high-rise building ⓘ office building ⓘ skyscraper ⓘ |
| architect | Nihon Sekkei ⓘ |
| architecturalStyle | modern architecture ⓘ |
| city | Tokyo ⓘ |
| country | Japan ⓘ |
| developer | Mitsui Fudosan ⓘ |
| district | Nihonbashi ⓘ |
| feature |
integration of new and historic architecture
ⓘ
modern design ⓘ |
| hasPart |
offices
ⓘ
restaurants ⓘ retail space ⓘ |
| integratedWith |
Nihonbashi Mitsui Tower
self-linksurface differs
ⓘ
surface form:
Mitsui Main Building
historic Mitsui headquarters complex ⓘ |
| locatedInBusinessDistrict |
Nihonbashi district
ⓘ
surface form:
Nihonbashi business district
|
| location |
Chūō, Tokyo
ⓘ
surface form:
Chuo, Tokyo
Japan ⓘ Nihonbashi ⓘ Tokyo ⓘ |
| material |
glass
ⓘ
reinforced concrete ⓘ steel ⓘ |
| notableFor |
integration with historic Mitsui buildings
ⓘ
prominent presence in Nihonbashi skyline ⓘ |
| owner | Mitsui Fudosan ⓘ |
| use |
commercial
ⓘ
office ⓘ |
| ward | Chuo ⓘ |
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: Nihonbashi Mitsui Tower Description of subject: Nihonbashi Mitsui Tower is a prominent high-rise office and commercial skyscraper in Tokyo’s Nihonbashi district, known for its modern design integrated with the historic Mitsui headquarters complex.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Mitsui Main Building