Koyama Mihoko
E313059
Koyama Mihoko is a Japanese philanthropist and art collector best known as the founder and patron of the Miho Museum in Shiga Prefecture, Japan.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Koyama Mihoko canonical | 3 |
How this entity was disambiguated
This entity first appeared as the object of triple T2863783 — 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: Koyama Mihoko Context triple: [Miho Museum, namedAfter, Koyama Mihoko]
-
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.
Chikako Shimazu
Chikako Shimazu was a Japanese noblewoman of the influential Shimazu family and the mother of Empress Kōjun, consort of Emperor Shōwa (Hirohito).
-
C.
Sanae Takaichi
Sanae Takaichi is a Japanese conservative politician of the Liberal Democratic Party who has served in several ministerial posts and is known for her bids for party leadership and advocacy of hawkish security and traditionalist social policies.
-
D.
Ayako Wakao
Ayako Wakao is a renowned Japanese actress celebrated for her prolific film career from the 1950s onward, particularly in collaborations with director Yasuzō Masumura.
-
E.
Naoko Mori
Naoko Mori is a Japanese-born British actress best known for her roles in the TV series "Torchwood" and the musical "Miss Saigon."
- 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: Koyama Mihoko Target entity description: Koyama Mihoko is a Japanese philanthropist and art collector best known as the founder and patron of the Miho Museum in Shiga Prefecture, Japan.
-
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.
Chikako Shimazu
Chikako Shimazu was a Japanese noblewoman of the influential Shimazu family and the mother of Empress Kōjun, consort of Emperor Shōwa (Hirohito).
-
C.
Sanae Takaichi
Sanae Takaichi is a Japanese conservative politician of the Liberal Democratic Party who has served in several ministerial posts and is known for her bids for party leadership and advocacy of hawkish security and traditionalist social policies.
-
D.
Ayako Wakao
Ayako Wakao is a renowned Japanese actress celebrated for her prolific film career from the 1950s onward, particularly in collaborations with director Yasuzō Masumura.
-
E.
Naoko Mori
Naoko Mori is a Japanese-born British actress best known for her roles in the TV series "Torchwood" and the musical "Miss Saigon."
- F. None of above. chosen
Statements (25)
| Predicate | Object |
|---|---|
| instanceOf |
Japanese person
ⓘ
art collector ⓘ human ⓘ philanthropist ⓘ |
| associatedWith | Miho Museum ⓘ |
| countryOfCitizenship | Japan ⓘ |
| culture | Japanese culture ⓘ |
| familyName | Koyama ⓘ |
| fieldOfWork |
art collection
ⓘ
philanthropy ⓘ |
| founderOf | Miho Museum ⓘ |
| gender | female ⓘ |
| givenName | Mihoko ⓘ |
| languageOfWorkOrName | Japanese ⓘ |
| name | Koyama Mihoko ⓘ |
| nationality | Japanese ⓘ |
| notableFor |
art collecting
ⓘ
founding Miho Museum ⓘ philanthropy ⓘ |
| occupation |
art collector
ⓘ
philanthropist ⓘ |
| patronOf | Miho Museum ⓘ |
| placeOfActivity |
Japan
ⓘ
Shiga Prefecture ⓘ |
| residence | Japan ⓘ |
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: Koyama Mihoko Description of subject: Koyama Mihoko is a Japanese philanthropist and art collector best known as the founder and patron of the Miho Museum in Shiga Prefecture, Japan.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.