Katsu Kaishū
E438513
Katsu Kaishū was a prominent late-Edo and early Meiji Japanese naval officer and statesman best known for peacefully negotiating the surrender of Edo during Japan’s transition from shogunate to imperial rule.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Katsu Kaishū canonical | 2 |
| Katsu Yoshikuni | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T3754595 — 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: Katsu Kaishū Context triple: [Boshin War, keyFigure, Katsu Kaishū]
-
A.
Kuroda Kiyotaka
Kuroda Kiyotaka was a Meiji-era Japanese statesman and former samurai who served as the second Prime Minister of Japan and played a key role in the early development of Hokkaido.
-
B.
Katō Tomosaburō
Katō Tomosaburō was a prominent early 20th-century Japanese naval officer and statesman who rose to become a leading admiral and later served as Prime Minister of Japan.
-
C.
Nogi Maresuke
Nogi Maresuke was a prominent Japanese general of the Meiji era, renowned for his leadership in the Russo-Japanese War and his embodiment of traditional samurai values.
-
D.
Ōkubo Toshimichi
Ōkubo Toshimichi was a leading Meiji-era Japanese statesman and key architect of the modernization and centralization of Japan after the fall of the Tokugawa shogunate.
-
E.
Ugaki Kazushige
Ugaki Kazushige was a Japanese military officer and politician who served as a prominent imperial administrator during Japan’s pre-World War II expansion.
- 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: Katsu Kaishū Target entity description: Katsu Kaishū was a prominent late-Edo and early Meiji Japanese naval officer and statesman best known for peacefully negotiating the surrender of Edo during Japan’s transition from shogunate to imperial rule.
-
A.
Kuroda Kiyotaka
Kuroda Kiyotaka was a Meiji-era Japanese statesman and former samurai who served as the second Prime Minister of Japan and played a key role in the early development of Hokkaido.
-
B.
Katō Tomosaburō
Katō Tomosaburō was a prominent early 20th-century Japanese naval officer and statesman who rose to become a leading admiral and later served as Prime Minister of Japan.
-
C.
Nogi Maresuke
Nogi Maresuke was a prominent Japanese general of the Meiji era, renowned for his leadership in the Russo-Japanese War and his embodiment of traditional samurai values.
-
D.
Ōkubo Toshimichi
Ōkubo Toshimichi was a leading Meiji-era Japanese statesman and key architect of the modernization and centralization of Japan after the fall of the Tokugawa shogunate.
-
E.
Ugaki Kazushige
Ugaki Kazushige was a Japanese military officer and politician who served as a prominent imperial administrator during Japan’s pre-World War II expansion.
- F. None of above. chosen
Statements (51)
| Predicate | Object |
|---|---|
| instanceOf |
Japanese naval officer
ⓘ
Meiji-period politician ⓘ bakumatsu figure ⓘ human ⓘ samurai ⓘ statesman ⓘ |
| alsoKnownAs |
Katsu Awa
ⓘ
Katsu Rintarō ⓘ |
| birthName |
Katsu Yoshikuni
ⓘ
linked to:
Katsu Kaishū
|
| burialPlace | Senzoku-ike, Tokyo ⓘ |
| clan | Tokugawa shogunate retainer ⓘ |
| countryOfCitizenship | Japan ⓘ |
| dateOfBirth | 1823-03-12 ⓘ |
| dateOfDeath | 1899-01-21 ⓘ |
| educatedAt |
Kaigun Denshūjo
ⓘ
Nagasaki Naval Training Center ⓘ |
| era |
early Meiji period
ⓘ
late Edo period ⓘ |
| familyName |
Katsu
ⓘ
linked to:
Katsu Awa
|
| gender | male ⓘ |
| givenName | Yoshikuni ⓘ |
| hasWork | autobiographical writings ⓘ |
| influenced |
Sakamoto Ryōma
ⓘ
linked to:
Sakamoto Ryoma
|
| knownFor |
advocating peaceful transition of power to the emperor
ⓘ
modernizing the Tokugawa shogunate navy ⓘ |
| languageOfWorkOrName | Japanese ⓘ |
| mentorOf |
Sakamoto Ryōma
ⓘ
linked to:
Sakamoto Ryoma
|
| militaryBranch |
Imperial Japanese Navy
ⓘ
Tokugawa Navy ⓘ
linked to:
Tokugawa shogunate navy
|
| militaryRank | admiral ⓘ |
| nativeLanguage | Japanese ⓘ |
| negotiatedWith | Saigō Takamori ⓘ |
| notableEvent |
Boshin War
ⓘ
Meiji Restoration ⓘ |
| notableWork | negotiation of the peaceful surrender of Edo ⓘ |
| occupation |
diplomat
ⓘ
naval officer ⓘ politician ⓘ |
| opposed | all-out civil war in Japan ⓘ |
| participantIn | negotiations with Saigō Takamori over Edo’s surrender ⓘ |
| placeOfBirth |
Edo
ⓘ
Tokugawa shogunate ⓘ |
| placeOfDeath |
Empire of Japan
ⓘ
linked to:
Japan
Tokyo ⓘ |
| positionHeld |
member of the Meiji government
ⓘ
naval commissioner of the Tokugawa shogunate ⓘ vice minister of the Imperial Japanese Navy ⓘ |
| religion | Buddhism ⓘ |
| socialClass | samurai of the Tokugawa bakufu ⓘ |
| studentOf | Dutch naval instructors at Nagasaki Naval Training Center ⓘ |
| supported | peaceful surrender of Edo Castle ⓘ |
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: Katsu Kaishū Description of subject: Katsu Kaishū was a prominent late-Edo and early Meiji Japanese naval officer and statesman best known for peacefully negotiating the surrender of Edo during Japan’s transition from shogunate to imperial rule.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Katsu Kaishū