Prince Asaka Yasuhiko
E33985
Prince Asaka Yasuhiko was a Japanese imperial family member and army general who played a leading role in Japan’s military operations in China during the Second Sino-Japanese War, including the atrocities committed at Nanjing.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Prince Asaka Yasuhiko canonical | 11 |
| Prince Asaka Takahiko | 3 |
How this entity was disambiguated
This entity first appeared as the object of triple T233571 — 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: Prince Asaka Yasuhiko Context triple: [Nanjing Massacre, commanderOfPerpetrators, Prince Asaka Yasuhiko]
-
A.
Prince Hisahito
Prince Hisahito is a Japanese imperial family member and the only grandson of Emperor Naruhito’s younger brother, widely regarded as a key future heir to the Chrysanthemum Throne.
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B.
Fumihito, Crown Prince Akishino
Fumihito, Crown Prince Akishino, is the younger brother and heir presumptive to Emperor Naruhito of Japan and a senior member of the Japanese imperial family.
-
C.
Yoshihito
Yoshihito was the 123rd Emperor of Japan, whose reign from 1912 to 1926 is known as the Taishō era, marked by political liberalization and cultural modernization.
-
D.
Naruhito
Naruhito is the Emperor of Japan and the symbolic head of state of the country.
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E.
Prince Masahito, Prince Hitachi
Prince Masahito, Prince Hitachi is a member of the Japanese imperial family and the younger brother of Emperor Emeritus Akihito, known for his work in cancer research and public service.
- 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: Prince Asaka Yasuhiko Target entity description: Prince Asaka Yasuhiko was a Japanese imperial family member and army general who played a leading role in Japan’s military operations in China during the Second Sino-Japanese War, including the atrocities committed at Nanjing.
-
A.
Prince Hisahito
Prince Hisahito is a Japanese imperial family member and the only grandson of Emperor Naruhito’s younger brother, widely regarded as a key future heir to the Chrysanthemum Throne.
-
B.
Fumihito, Crown Prince Akishino
Fumihito, Crown Prince Akishino, is the younger brother and heir presumptive to Emperor Naruhito of Japan and a senior member of the Japanese imperial family.
-
C.
Yoshihito
Yoshihito was the 123rd Emperor of Japan, whose reign from 1912 to 1926 is known as the Taishō era, marked by political liberalization and cultural modernization.
-
D.
Naruhito
Naruhito is the Emperor of Japan and the symbolic head of state of the country.
-
E.
Prince Masahito, Prince Hitachi
Prince Masahito, Prince Hitachi is a member of the Japanese imperial family and the younger brother of Emperor Emeritus Akihito, known for his work in cancer research and public service.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
Imperial Japanese Army general
ⓘ
Japanese prince ⓘ human ⓘ member of the Japanese imperial family ⓘ |
| allegiance | Emperor of Japan ⓘ |
| associatedWith | war crimes committed by Japanese forces in Nanjing ⓘ |
| burialPlace |
Musashi Imperial Mausolea Complex
ⓘ
surface form:
Toshimagaoka Imperial Cemetery
|
| causeOfDeath | natural causes ⓘ |
| child |
Prince Asaka Yasuhiko
self-linksurface differs
ⓘ
surface form:
Prince Asaka Takahiko
Princess Nobuko ⓘ
surface form:
Princess Asaka Kikuko
Princess Nobuko ⓘ
surface form:
Princess Asaka Kiyoko
Princess Nobuko ⓘ
surface form:
Princess Asaka Noriko
|
| conflict |
Sino-Japanese War (1937–1945)
ⓘ
surface form:
Second Sino-Japanese War
|
| countryOfCitizenship |
Japan
ⓘ
surface form:
Empire of Japan
|
| dateOfBirth | 1887-10-20 ⓘ |
| dateOfDeath | 1981-04-12 ⓘ |
| education |
Imperial Japanese Army Academy
ⓘ
École spéciale militaire de Saint-Cyr ⓘ |
| era |
Meiji era
ⓘ
surface form:
Meiji period
Showa era ⓘ
surface form:
Shōwa period
Taisho era ⓘ
surface form:
Taishō period
|
| familyName | Asaka ⓘ |
| father | Prince Kuni Asahiko ⓘ |
| givenName | Yasuhiko ⓘ |
| house | House of Asaka ⓘ |
| languageSpoken | Japanese ⓘ |
| lostImperialStatus | 1947 ⓘ |
| memberOf | Imperial House of Japan ⓘ |
| militaryBranch | Imperial Japanese Army ⓘ |
| militaryRank | general ⓘ |
| mother | Nishimura Takeko ⓘ |
| nobleTitle | Prince of Asaka ⓘ |
| notableEvent | Nanjing Massacre ⓘ |
| notableFor |
command responsibility during the capture of Nanjing in 1937
ⓘ
senior imperial family role in the Imperial Japanese Army ⓘ |
| notableResidence | Asaka residence in Tokyo ⓘ |
| participatedIn | Japanese military operations in China ⓘ |
| placeOfBirth |
Kyoto
ⓘ
surface form:
Kyoto, Japan
|
| placeOfDeath |
Tokyo
ⓘ
surface form:
Tokyo, Japan
|
| positionHeld | commander of Japanese forces attacking Nanjing ⓘ |
| postwarStatus | not prosecuted by Allied authorities after World War II ⓘ |
| receivedTitle | Prince Asaka (1906) ⓘ |
| religion | Shinto ⓘ |
| residence |
Tokyo
ⓘ
surface form:
Tokyo, Japan
|
| sexOrGender | male ⓘ |
| sibling | Empress Kōjun ⓘ |
| spouse | Princess Nobuko ⓘ |
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: Prince Asaka Yasuhiko Description of subject: Prince Asaka Yasuhiko was a Japanese imperial family member and army general who played a leading role in Japan’s military operations in China during the Second Sino-Japanese War, including the atrocities committed at Nanjing.
Referenced by (14)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Prince Asaka Takahiko
this entity surface form:
Prince Asaka Takahiko
this entity surface form:
Prince Asaka Takahiko