Tokyo Tsushin Kogyo
E41406
Tokyo Tsushin Kogyo was the original name of the Japanese electronics company that later became globally known as Sony.
All labels observed (4)
| Label | Occurrences |
|---|---|
| Tokyo Tsushin Kogyo canonical | 6 |
| Tokyo Tsushin Kogyo K.K. | 3 |
| Tokyo Telecommunications Engineering Corporation | 2 |
| 東京通信工業株式会社 | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T321422 — 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: Tokyo Tsushin Kogyo Context triple: [Sony, formerName, Tokyo Tsushin Kogyo]
-
A.
Carrier Corporation
Carrier Corporation is a leading global manufacturer of heating, ventilation, air conditioning (HVAC), and refrigeration systems.
-
B.
NEC Research Institute
NEC Research Institute was a prominent industrial research center in Princeton, New Jersey, known for advanced work in computer science, machine learning, and related fields.
-
C.
Nokia
Nokia is a Finnish multinational telecommunications and consumer electronics company best known for its historic leadership in mobile phones and its current focus on network infrastructure and 5G technologies.
-
D.
Northern Telecom
Northern Telecom was a major Canadian telecommunications equipment manufacturer and technology company, later known as Nortel Networks, that played a significant role in global telecom infrastructure.
-
E.
Hankyu Hanshin Holdings, Inc.
Hankyu Hanshin Holdings, Inc. is a major Japanese corporate group centered on railway, real estate, and entertainment businesses, best known for operating the Hankyu and Hanshin railway lines and related enterprises in the Kansai region.
- 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: Tokyo Tsushin Kogyo Target entity description: Tokyo Tsushin Kogyo was the original name of the Japanese electronics company that later became globally known as Sony.
-
A.
Carrier Corporation
Carrier Corporation is a leading global manufacturer of heating, ventilation, air conditioning (HVAC), and refrigeration systems.
-
B.
NEC Research Institute
NEC Research Institute was a prominent industrial research center in Princeton, New Jersey, known for advanced work in computer science, machine learning, and related fields.
-
C.
Nokia
Nokia is a Finnish multinational telecommunications and consumer electronics company best known for its historic leadership in mobile phones and its current focus on network infrastructure and 5G technologies.
-
D.
Northern Telecom
Northern Telecom was a major Canadian telecommunications equipment manufacturer and technology company, later known as Nortel Networks, that played a significant role in global telecom infrastructure.
-
E.
Hankyu Hanshin Holdings, Inc.
Hankyu Hanshin Holdings, Inc. is a major Japanese corporate group centered on railway, real estate, and entertainment businesses, best known for operating the Hankyu and Hanshin railway lines and related enterprises in the Kansai region.
- F. None of above. chosen
Statements (39)
| Predicate | Object |
|---|---|
| instanceOf |
company
ⓘ
electronics company ⓘ |
| alsoKnownAs |
Tokyo Telecommunications Engineering Corporation
ⓘ
linked to:
Tokyo Tsushin Kogyo
|
| associatedPerson |
Akio Morita
ⓘ
Masaru Ibuka ⓘ |
| brandEvolvedInto | Sony ⓘ |
| brandTransition | from Tokyo Tsushin Kogyo to Sony ⓘ |
| businessType | private company ⓘ |
| category |
Defunct companies of Japan
ⓘ
Electronics companies of Japan ⓘ Sony-related entity ⓘ |
| country | Japan ⓘ |
| field | electronic engineering ⓘ |
| focus | telecommunications technology ⓘ |
| formerNameOf | Sony ⓘ |
| foundedBy |
Akio Morita
ⓘ
Masaru Ibuka ⓘ |
| hasFounder |
Akio Morita
ⓘ
Masaru Ibuka ⓘ |
| hasSuccessorBrand | Sony ⓘ |
| headquartersLocation | Tokyo ⓘ |
| historicalRole | predecessor of Sony Group ⓘ |
| industry |
consumer electronics
ⓘ
electronics industry ⓘ telecommunications equipment ⓘ |
| languageOfName | Japanese ⓘ |
| locatedIn | Tokyo ⓘ |
| nativeName | 東京通信工業株式会社 ⓘ |
| notableFor | being the original name of Sony ⓘ |
| notableProductType |
radio
ⓘ
tape recorder ⓘ |
| operatedAs |
Tokyo Telecommunications Engineering Corporation
ⓘ
linked to:
Tokyo Tsushin Kogyo
|
| operatedIn | Japan ⓘ |
| originCountry | Japan ⓘ |
| predecessorOf | Sony ⓘ |
| renamedAs | Sony ⓘ |
| shortName | Totsuko ⓘ |
| status | defunct under original name ⓘ |
| successor |
Sony Corporation
ⓘ
linked to:
Sony
|
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: Tokyo Tsushin Kogyo Description of subject: Tokyo Tsushin Kogyo was the original name of the Japanese electronics company that later became globally known as Sony.
Referenced by (12)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Tokyo Tsushin Kogyo
linked to: Tokyo Tsushin Kogyo
linked to: Tokyo Tsushin Kogyo
subject linked to:
Masaru Ibuka was co-founder of Sony Corporation
linked to: Tokyo Tsushin Kogyo
subject linked to:
Masaru Ibuka was co-founder of Sony Corporation
linked to: Tokyo Tsushin Kogyo