Toshikazu Kase
E691099
Toshikazu Kase was a Japanese diplomat best known as a key member of Japan’s delegation that negotiated and signed the surrender ending World War II.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Toshikazu Kase canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T4153347 — 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: Toshikazu Kase Context triple: [Sugamo Prison, notablePrisoner, Toshikazu Kase]
-
A.
Nobuyuki Katsube
Nobuyuki Katsube is a Japanese actor known for his roles in film and television, including a starring performance in the drama "Kumiko, the Treasure Hunter."
-
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.
Yūsaku Kamekura
Yūsaku Kamekura was a pioneering Japanese graphic designer renowned for his modernist posters and visual identities, including iconic work for the 1964 Tokyo Olympics.
-
D.
Kiyotake Kawaguchi
Kiyotake Kawaguchi was an Imperial Japanese Army general best known for leading Japanese forces in the Guadalcanal campaign during World War II.
-
E.
Kiyoshi Shiga
Kiyoshi Shiga was a Japanese bacteriologist best known for discovering the dysentery-causing bacterium Shigella dysenteriae, which is named after him.
- 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: Toshikazu Kase Target entity description: Toshikazu Kase was a Japanese diplomat best known as a key member of Japan’s delegation that negotiated and signed the surrender ending World War II.
-
A.
Nobuyuki Katsube
Nobuyuki Katsube is a Japanese actor known for his roles in film and television, including a starring performance in the drama "Kumiko, the Treasure Hunter."
-
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.
Yūsaku Kamekura
Yūsaku Kamekura was a pioneering Japanese graphic designer renowned for his modernist posters and visual identities, including iconic work for the 1964 Tokyo Olympics.
-
D.
Kiyotake Kawaguchi
Kiyotake Kawaguchi was an Imperial Japanese Army general best known for leading Japanese forces in the Guadalcanal campaign during World War II.
-
E.
Kiyoshi Shiga
Kiyoshi Shiga was a Japanese bacteriologist best known for discovering the dysentery-causing bacterium Shigella dysenteriae, which is named after him.
- F. None of above. chosen
Statements (39)
| Predicate | Object |
|---|---|
| instanceOf |
Japanese diplomat
ⓘ
human ⓘ |
| activityEnd | late 20th century ⓘ |
| activityStart | 1920s ⓘ |
| birthDate | 1903-01-22 ⓘ |
| centenarian | true ⓘ |
| countryOfCitizenship | Japan ⓘ |
| dateOfSurrenderCeremony | 1945-09-02 ⓘ |
| deathDate | 2004-06-21 ⓘ |
| educatedAt | Tokyo Imperial University NERFINISHED ⓘ |
| employer | Ministry of Foreign Affairs of Japan NERFINISHED ⓘ |
| era | Shōwa period NERFINISHED ⓘ |
| fieldOfWork | diplomacy ⓘ |
| genre | political memoir ⓘ |
| historicalSignificance | helped formalize the end of World War II in the Pacific ⓘ |
| knownFor |
postwar reflections on Japanese diplomacy
ⓘ
signing ceremony of the Japanese Instrument of Surrender ⓘ |
| languageOfWorkOrName |
English
ⓘ
Japanese ⓘ |
| livedToAge | 101 ⓘ |
| name | Toshikazu Kase NERFINISHED ⓘ |
| nationality | Japanese ⓘ |
| nativeName | 加瀬 俊一 NERFINISHED ⓘ |
| notableEvent | Japanese Instrument of Surrender NERFINISHED ⓘ |
| notableWork | role in negotiating Japan’s surrender in World War II ⓘ |
| notedFor | eyewitness account of Japan’s surrender ⓘ |
| occupation |
civil servant
ⓘ
diplomat ⓘ |
| participantIn |
Japanese surrender ceremony on USS Missouri
NERFINISHED
ⓘ
negotiations leading to the end of World War II ⓘ |
| placeOfBirth |
Kanagawa Prefecture
NERFINISHED
ⓘ
Yokohama NERFINISHED ⓘ |
| placeOfDeath | Tokyo NERFINISHED ⓘ |
| positionHeld |
Japanese Foreign Ministry official
ⓘ
member of the Japanese surrender delegation ⓘ |
| role | key member of Japan’s surrender delegation ⓘ |
| servedAs | interpreter during surrender proceedings ⓘ |
| subjectOf | obituaries in major international newspapers ⓘ |
| wrote | Journey to Missouri 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: Toshikazu Kase Description of subject: Toshikazu Kase was a Japanese diplomat best known as a key member of Japan’s delegation that negotiated and signed the surrender ending World War II.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.