Harumi Island Triton Square Office Tower Y, 8-11 Harumi 1-chome, Chuo-ku, Tokyo, Japan
E916449
Harumi Island Triton Square Office Tower Y is a major high-rise office building in Tokyo’s Chuo ward that serves as the corporate headquarters of Sumitomo Corporation.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Harumi Island Triton Square Office Tower Y | 1 |
| Harumi Island Triton Square Office Tower Y, 8-11 Harumi 1-chome, Chuo-ku, Tokyo, Japan canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T11278902 — 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: Harumi Island Triton Square Office Tower Y, 8-11 Harumi 1-chome, Chuo-ku, Tokyo, Japan Context triple: [Sumitomo Corporation, headquartersAddress, Harumi Island Triton Square Office Tower Y, 8-11 Harumi 1-chome, Chuo-ku, Tokyo, Japan]
-
A.
Toranomon Hills Business Tower
Toranomon Hills Business Tower is a modern high-rise office and commercial complex in Tokyo, Japan, known for its role in the large-scale Toranomon Hills urban redevelopment area.
-
B.
Toranomon Hills Residential Tower
Toranomon Hills Residential Tower is a high-rise luxury residential skyscraper in Tokyo, Japan, known for its upscale apartments and integration into the larger Toranomon Hills urban redevelopment complex.
-
C.
Atago Green Hills Mori Tower
Atago Green Hills Mori Tower is a prominent high-rise office and commercial skyscraper in Tokyo, Japan, known for its modern design and integration into the Atago Green Hills urban complex.
-
D.
Dentsu Building (Tokyo)
The Dentsu Building in Tokyo is a prominent high-rise office tower known for its sleek, contemporary design by French architect Jean Nouvel, featuring innovative use of glass and steel along the Shiodome waterfront.
-
E.
World Trade Center Building (Tokyo)
The World Trade Center Building in Tokyo is a prominent high-rise office and commercial complex in the Hamamatsuchō district, known for its business facilities and views over Tokyo Bay.
- 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: Harumi Island Triton Square Office Tower Y, 8-11 Harumi 1-chome, Chuo-ku, Tokyo, Japan Target entity description: Harumi Island Triton Square Office Tower Y is a major high-rise office building in Tokyo’s Chuo ward that serves as the corporate headquarters of Sumitomo Corporation.
-
A.
Toranomon Hills Business Tower
Toranomon Hills Business Tower is a modern high-rise office and commercial complex in Tokyo, Japan, known for its role in the large-scale Toranomon Hills urban redevelopment area.
-
B.
Toranomon Hills Residential Tower
Toranomon Hills Residential Tower is a high-rise luxury residential skyscraper in Tokyo, Japan, known for its upscale apartments and integration into the larger Toranomon Hills urban redevelopment complex.
-
C.
Atago Green Hills Mori Tower
Atago Green Hills Mori Tower is a prominent high-rise office and commercial skyscraper in Tokyo, Japan, known for its modern design and integration into the Atago Green Hills urban complex.
-
D.
Dentsu Building (Tokyo)
The Dentsu Building in Tokyo is a prominent high-rise office tower known for its sleek, contemporary design by French architect Jean Nouvel, featuring innovative use of glass and steel along the Shiodome waterfront.
-
E.
World Trade Center Building (Tokyo)
The World Trade Center Building in Tokyo is a prominent high-rise office and commercial complex in the Hamamatsuchō district, known for its business facilities and views over Tokyo Bay.
- F. None of above. chosen
Statements (27)
| Predicate | Object |
|---|---|
| instanceOf |
high-rise building
ⓘ
office building ⓘ skyscraper ⓘ |
| alsoKnownAs | Triton Square Office Tower Y ⓘ |
| buildingType | office tower ⓘ |
| city | Tokyo ⓘ |
| continent | Asia ⓘ |
| country | Japan ⓘ |
| hasFunction | office use ⓘ |
| hasLetterDesignation | Y ⓘ |
| hasName | Harumi Island Triton Square Office Tower Y ⓘ |
| hasUse |
commercial space
ⓘ
corporate offices ⓘ |
| headquartersOf | Sumitomo Corporation ⓘ |
| isPartOf |
Harumi Island Triton Square office towers
ⓘ
linked to:
Harumi Island Triton Square
|
| locatedIn |
Chuo-ku, Tokyo, Japan
ⓘ
linked to:
Chūō, Tokyo, Japan
Harumi, Chuo-ku, Tokyo, Japan ⓘ Tokyo, Japan ⓘ
linked to:
Tokyo
|
| locatedInDistrict |
Tokyo Bay area
ⓘ
linked to:
Tokyo Bay region
|
| neighborhood | Harumi ⓘ |
| partOfComplex | Harumi Island Triton Square ⓘ |
| primaryUse | commercial office ⓘ |
| region |
Kanto region
ⓘ
linked to:
Kantō region
|
| servesAs | headquarters building ⓘ |
| streetAddress | 8-11 Harumi 1-chome ⓘ |
| tenant | Sumitomo Corporation ⓘ |
| ward |
Chuo-ku
ⓘ
linked to:
Chuo Ward
|
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: Harumi Island Triton Square Office Tower Y, 8-11 Harumi 1-chome, Chuo-ku, Tokyo, Japan Description of subject: Harumi Island Triton Square Office Tower Y is a major high-rise office building in Tokyo’s Chuo ward that serves as the corporate headquarters of Sumitomo Corporation.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
Sumitomo Corporation
→
headquartersAddress
→
Harumi Island Triton Square Office Tower Y, 8-11 Harumi 1-chome, Chuo-ku, Tokyo, Japan
ⓘ
subject linked to:
Harumi Island Triton Square Office Tower Y, 8-11 Harumi 1-chome, Chuo-ku, Tokyo, Japan
linked to: Harumi Island Triton Square Office Tower Y, 8-11 Harumi 1-chome, Chuo-ku, Tokyo, Japan