Emperor Jimmu
E21519
Emperor Jimmu is the legendary first emperor of Japan, traditionally regarded as the mythic founder of the Japanese imperial line.
All labels observed (7)
| Label | Occurrences |
|---|---|
| Emperor Jimmu canonical | 21 |
| accession of Emperor Jimmu | 2 |
| Emperor Jinmu | 1 |
| Legendary Emperors of Japan | 1 |
| legendary Emperor Jimmu | 1 |
| reign of Emperor Jimmu | 1 |
| 神武天皇 | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T105646 — 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: Emperor Jimmu Context triple: [Emperor of Japan, firstRecordedEmperor, Emperor Jimmu]
-
A.
Emperor Hirohito
Emperor Hirohito was the Shōwa-era emperor of Japan who reigned during World War II and oversaw the country’s militarist expansion, defeat, and subsequent postwar reconstruction.
-
B.
Emperor Taishō
Emperor Taishō was the 123rd emperor of Japan, whose reign from 1912 to 1926 marked a period of continued modernization and growing parliamentary democracy known as "Taishō democracy."
-
C.
Kimigayo
Kimigayo is the national anthem of Japan, known for its extremely short length and lyrics derived from a Heian-period waka poem expressing wishes for the emperor’s enduring reign.
-
D.
Yamamoto
Yamamoto is a Japanese surname most famously associated with Admiral Isoroku Yamamoto, the commander-in-chief of the Imperial Japanese Navy during World War II.
-
E.
Empress Kōjun
Empress Kōjun was the longtime consort of Emperor Hirohito and the mother of Emperor Akihito, serving as Japan’s empress during much of the Shōwa era.
- 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: Emperor Jimmu Target entity description: Emperor Jimmu is the legendary first emperor of Japan, traditionally regarded as the mythic founder of the Japanese imperial line.
-
A.
Emperor Hirohito
Emperor Hirohito was the Shōwa-era emperor of Japan who reigned during World War II and oversaw the country’s militarist expansion, defeat, and subsequent postwar reconstruction.
-
B.
Emperor Taishō
Emperor Taishō was the 123rd emperor of Japan, whose reign from 1912 to 1926 marked a period of continued modernization and growing parliamentary democracy known as "Taishō democracy."
-
C.
Kimigayo
Kimigayo is the national anthem of Japan, known for its extremely short length and lyrics derived from a Heian-period waka poem expressing wishes for the emperor’s enduring reign.
-
D.
Yamamoto
Yamamoto is a Japanese surname most famously associated with Admiral Isoroku Yamamoto, the commander-in-chief of the Imperial Japanese Navy during World War II.
-
E.
Empress Kōjun
Empress Kōjun was the longtime consort of Emperor Hirohito and the mother of Emperor Akihito, serving as Japan’s empress during much of the Shōwa era.
- F. None of above. chosen
Statements (48)
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: Emperor Jimmu Description of subject: Emperor Jimmu is the legendary first emperor of Japan, traditionally regarded as the mythic founder of the Japanese imperial line.
Referenced by (28)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Emperor of Japan
this entity surface form:
神武天皇
this entity surface form:
legendary Emperor Jimmu
this entity surface form:
accession of Emperor Jimmu
this entity surface form:
Emperor Jinmu
this entity surface form:
reign of Emperor Jimmu
this entity surface form:
Legendary Emperors of Japan
this entity surface form:
accession of Emperor Jimmu