Ryoko Toyama
E902326
Ryoko Toyama is a Japanese scholar known for her work on knowledge management and organizational theory, often in collaboration with Ikujiro Nonaka.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Ryoko Toyama canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T10995051 — 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: Ryoko Toyama Context triple: [Ikujiro Nonaka, coAuthor, Ryoko Toyama]
-
A.
Takako Doi
Takako Doi was a pioneering Japanese politician who became the first female Speaker of the House of Representatives and a prominent leader of Japan’s socialist and opposition politics in the late 20th century.
-
B.
Shoko Nakagawa
Shoko Nakagawa is a Japanese singer, voice actress, and television personality known for her prominent work in anime music and otaku culture.
-
C.
Takako Suzuki
Takako Suzuki is a Japanese politician and member of the House of Representatives, known for her work in regional revitalization and as the daughter of former Prime Minister Zenko Suzuki.
-
D.
Yukari Tamura
Yukari Tamura is a popular Japanese voice actress and singer known for her work in anime and J-pop, often performing theme songs for various series.
-
E.
Yukari Nakano
Yukari Nakano is a Japanese former competitive figure skater known for her powerful jumps and international Grand Prix success in the mid-2000s.
- 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: Ryoko Toyama Target entity description: Ryoko Toyama is a Japanese scholar known for her work on knowledge management and organizational theory, often in collaboration with Ikujiro Nonaka.
-
A.
Takako Doi
Takako Doi was a pioneering Japanese politician who became the first female Speaker of the House of Representatives and a prominent leader of Japan’s socialist and opposition politics in the late 20th century.
-
B.
Shoko Nakagawa
Shoko Nakagawa is a Japanese singer, voice actress, and television personality known for her prominent work in anime music and otaku culture.
-
C.
Takako Suzuki
Takako Suzuki is a Japanese politician and member of the House of Representatives, known for her work in regional revitalization and as the daughter of former Prime Minister Zenko Suzuki.
-
D.
Yukari Tamura
Yukari Tamura is a popular Japanese voice actress and singer known for her work in anime and J-pop, often performing theme songs for various series.
-
E.
Yukari Nakano
Yukari Nakano is a Japanese former competitive figure skater known for her powerful jumps and international Grand Prix success in the mid-2000s.
- F. None of above. chosen
Statements (25)
| Predicate | Object |
|---|---|
| instanceOf |
academic
ⓘ
person ⓘ scholar ⓘ |
| coAuthored |
“Managing Flow: A Process Theory of the Knowledge-Based Firm”
ⓘ
“SECI, Ba and Leadership: a Unified Model of Dynamic Knowledge Creation” ⓘ
linked to:
SECI model of knowledge creation
“The Theory of the Knowledge-Creating Firm” ⓘ |
| coAuthoredWith | Ikujiro Nonaka ⓘ |
| collaboratedWith | Ikujiro Nonaka ⓘ |
| contributedTo |
development of the knowledge-creating firm theory
ⓘ
refinement of the SECI model of knowledge creation ⓘ |
| fieldOfWork |
knowledge management
ⓘ
organizational theory ⓘ |
| knownFor |
collaboration with Ikujiro Nonaka
ⓘ
research on knowledge creation in organizations ⓘ |
| language |
English
ⓘ
Japanese ⓘ |
| nationality | Japanese ⓘ |
| researchInterest |
dynamic capabilities of firms
ⓘ
innovation management ⓘ knowledge creation ⓘ knowledge-based view of the firm ⓘ organizational knowledge ⓘ |
| theoreticalConcept |
knowledge-based firm
ⓘ
knowledge-creating firm ⓘ organizational knowledge creation processes ⓘ |
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: Ryoko Toyama Description of subject: Ryoko Toyama is a Japanese scholar known for her work on knowledge management and organizational theory, often in collaboration with Ikujiro Nonaka.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.