Nippon Telegraph and Telephone Headquarters Tokyo
E913860
Nippon Telegraph and Telephone Headquarters Tokyo is a prominent high-rise office complex in Tokyo that serves as a major corporate center for Japan’s leading telecommunications company.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Nippon Telegraph and Telephone Headquarters Tokyo canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T11196115 — 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: Nippon Telegraph and Telephone Headquarters Tokyo Context triple: [César Pelli & Associates, designed, Nippon Telegraph and Telephone Headquarters Tokyo]
-
A.
Tokyo Tsushin Kogyo
Tokyo Tsushin Kogyo was the original name of the Japanese electronics company that later became globally known as Sony.
-
B.
Matsushita Research Institute Tokyo
Matsushita Research Institute Tokyo was a Japanese corporate research center affiliated with Panasonic (formerly Matsushita Electric) that focused on advanced scientific and technological R&D.
-
C.
NEC Corporation
NEC Corporation is a Japanese multinational information technology and electronics company known for providing IT services, network solutions, and telecommunications equipment worldwide.
-
D.
Keio Corporation
Keio Corporation is a major Japanese private railway and transportation company operating rail lines and related services in the Tokyo metropolitan area.
-
E.
Fujitsu Limited
Fujitsu Limited is a major Japanese multinational information and communications technology company known for its computing products, IT services, and solutions.
- 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: Nippon Telegraph and Telephone Headquarters Tokyo Target entity description: Nippon Telegraph and Telephone Headquarters Tokyo is a prominent high-rise office complex in Tokyo that serves as a major corporate center for Japan’s leading telecommunications company.
-
A.
Tokyo Tsushin Kogyo
Tokyo Tsushin Kogyo was the original name of the Japanese electronics company that later became globally known as Sony.
-
B.
Matsushita Research Institute Tokyo
Matsushita Research Institute Tokyo was a Japanese corporate research center affiliated with Panasonic (formerly Matsushita Electric) that focused on advanced scientific and technological R&D.
-
C.
NEC Corporation
NEC Corporation is a Japanese multinational information technology and electronics company known for providing IT services, network solutions, and telecommunications equipment worldwide.
-
D.
Keio Corporation
Keio Corporation is a major Japanese private railway and transportation company operating rail lines and related services in the Tokyo metropolitan area.
-
E.
Fujitsu Limited
Fujitsu Limited is a major Japanese multinational information and communications technology company known for its computing products, IT services, and solutions.
- F. None of above. chosen
Statements (24)
| Predicate | Object |
|---|---|
| instanceOf |
commercial building
ⓘ
corporate headquarters ⓘ high-rise building ⓘ office building ⓘ |
| buildingType |
high-rise office complex
ⓘ
office tower ⓘ |
| category |
Corporate headquarters in Japan
ⓘ
Skyscraper office buildings in Tokyo ⓘ |
| city | Tokyo ⓘ |
| continent | Asia ⓘ |
| country | Japan ⓘ |
| function |
administrative center
ⓘ
management offices ⓘ |
| industryServed | telecommunications ⓘ |
| locatedIn |
Japan
ⓘ
Tokyo ⓘ |
| notableFor | being headquarters of Japan’s leading telecommunications company ⓘ |
| ownedBy | Nippon Telegraph and Telephone Corporation ⓘ |
| primaryUse | office ⓘ |
| region | Kantō region ⓘ |
| servesAsHeadquartersOf | Nippon Telegraph and Telephone Corporation ⓘ |
| significance | major corporate center for Japan’s telecommunications industry ⓘ |
| tenant | Nippon Telegraph and Telephone Corporation ⓘ |
| usedBy | Nippon Telegraph and Telephone Corporation employees ⓘ |
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: Nippon Telegraph and Telephone Headquarters Tokyo Description of subject: Nippon Telegraph and Telephone Headquarters Tokyo is a prominent high-rise office complex in Tokyo that serves as a major corporate center for Japan’s leading telecommunications company.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.