Hirokazu Matsuno
E527422
Hirokazu Matsuno is a Japanese politician of the Liberal Democratic Party who has served in senior government roles, including as a key spokesperson and coordinator for the national cabinet.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Hirokazu Matsuno canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T3485870 — 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: Hirokazu Matsuno Context triple: [Chief Cabinet Secretary, positionHeldBy, Hirokazu Matsuno]
-
A.
Kazuhiko Nishijima
Kazuhiko Nishijima was a Japanese theoretical physicist best known for co-formulating the Gell-Mann–Nishijima formula, which helped classify subatomic particles and advance the quark model in particle physics.
-
B.
Tatsuhiko Kawashima
Tatsuhiko Kawashima is a Japanese academic and former professor best known as the father of Princess Kiko of the Japanese Imperial Family.
-
C.
Koichi Tanaka
Koichi Tanaka is a Japanese engineer and Nobel Prize–winning chemist renowned for his pioneering work in mass spectrometry, particularly soft laser desorption ionization.
-
D.
Masahiro Hirakubo
Masahiro Hirakubo is a Japanese film editor best known for his work on acclaimed films such as "Trainspotting" and "The Beach."
-
E.
Minoru Ōta
Minoru Ōta was an Imperial Japanese Navy rear admiral who led the defense of the Oroku Peninsula during the Battle of Okinawa in World War II and became known for his final message praising the Okinawan people.
- 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: Hirokazu Matsuno Target entity description: Hirokazu Matsuno is a Japanese politician of the Liberal Democratic Party who has served in senior government roles, including as a key spokesperson and coordinator for the national cabinet.
-
A.
Kazuhiko Nishijima
Kazuhiko Nishijima was a Japanese theoretical physicist best known for co-formulating the Gell-Mann–Nishijima formula, which helped classify subatomic particles and advance the quark model in particle physics.
-
B.
Tatsuhiko Kawashima
Tatsuhiko Kawashima is a Japanese academic and former professor best known as the father of Princess Kiko of the Japanese Imperial Family.
-
C.
Koichi Tanaka
Koichi Tanaka is a Japanese engineer and Nobel Prize–winning chemist renowned for his pioneering work in mass spectrometry, particularly soft laser desorption ionization.
-
D.
Masahiro Hirakubo
Masahiro Hirakubo is a Japanese film editor best known for his work on acclaimed films such as "Trainspotting" and "The Beach."
-
E.
Minoru Ōta
Minoru Ōta was an Imperial Japanese Navy rear admiral who led the defense of the Oroku Peninsula during the Battle of Okinawa in World War II and became known for his final message praising the Okinawan people.
- F. None of above. chosen
Statements (30)
| Predicate | Object |
|---|---|
| instanceOf |
Japanese politician
ⓘ
human ⓘ |
| continent | Asia ⓘ |
| country | Japan ⓘ |
| countryOfCitizenship | Japan ⓘ |
| employer | Government of Japan NERFINISHED ⓘ |
| fieldOfWork | politics ⓘ |
| genre | public administration ⓘ |
| hasGender | male ⓘ |
| hasRole |
cabinet coordinator
ⓘ
cabinet minister of Japan ⓘ government spokesperson ⓘ |
| languageOfWorkOrName | Japanese ⓘ |
| legislativeBody | House of Representatives of Japan NERFINISHED ⓘ |
| memberOfPoliticalParty | Liberal Democratic Party of Japan NERFINISHED ⓘ |
| name | Hirokazu Matsuno NERFINISHED ⓘ |
| nativeName | 松野博一 NERFINISHED ⓘ |
| notableRole |
cabinet coordinator in the Government of Japan
ⓘ
government spokesperson for the Cabinet of Japan ⓘ |
| occupation | politician ⓘ |
| officeContested | seat in the House of Representatives of Japan ⓘ |
| parliamentaryGroup | Liberal Democratic Party of Japan NERFINISHED ⓘ |
| partOf | Government of Japan NERFINISHED ⓘ |
| politicalAlignment | conservative politics in Japan ⓘ |
| positionHeld |
Chief Cabinet Secretary of Japan
NERFINISHED
ⓘ
Member of the House of Representatives of Japan ⓘ Minister of Education, Culture, Sports, Science and Technology of Japan NERFINISHED ⓘ |
| residence | Japan ⓘ |
| sphereOfActivity | national politics of Japan ⓘ |
| workLocation | Tokyo NERFINISHED ⓘ |
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: Hirokazu Matsuno Description of subject: Hirokazu Matsuno is a Japanese politician of the Liberal Democratic Party who has served in senior government roles, including as a key spokesperson and coordinator for the national cabinet.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.