Hōjō Ujiyasu
E1011295
Hōjō Ujiyasu was a prominent Sengoku-period daimyō who strengthened and expanded the Later Hōjō clan’s power in the Kantō region of Japan through military skill and shrewd governance.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Hōjō Ujiyasu canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T11867423 — 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: Hōjō Ujiyasu Context triple: [Uesugi Kenshin, opponent, Hōjō Ujiyasu]
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A.
Hōjō Ujimasa
Hōjō Ujimasa was a late Sengoku-period Japanese daimyō and fourth head of the Later Hōjō clan, known for ruling from Odawara and resisting Toyotomi Hideyoshi’s unification campaigns.
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B.
Hōjō Ujinao
Hōjō Ujinao was the last head of the Late Hōjō clan, a Sengoku-period daimyō whose defeat by Toyotomi Hideyoshi marked the end of his clan’s rule in the Kantō region.
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C.
Hōjō Yoshitoki
Hōjō Yoshitoki was a powerful Japanese shogunal regent and de facto ruler who consolidated the Hōjō clan’s control over the Kamakura shogunate in the early 13th century.
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D.
Hōjō Tokimasa
Hōjō Tokimasa was the first shikken (regent) of the Kamakura shogunate and the founding leader of the Hōjō clan’s political dominance in medieval Japan.
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E.
Hōjō Sōun
Hōjō Sōun was a prominent early Sengoku-period daimyō who founded the Later Hōjō clan and established its power base in the Kantō region of Japan.
- 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: Hōjō Ujiyasu Target entity description: Hōjō Ujiyasu was a prominent Sengoku-period daimyō who strengthened and expanded the Later Hōjō clan’s power in the Kantō region of Japan through military skill and shrewd governance.
-
A.
Hōjō Ujimasa
Hōjō Ujimasa was a late Sengoku-period Japanese daimyō and fourth head of the Later Hōjō clan, known for ruling from Odawara and resisting Toyotomi Hideyoshi’s unification campaigns.
-
B.
Hōjō Ujinao
Hōjō Ujinao was the last head of the Late Hōjō clan, a Sengoku-period daimyō whose defeat by Toyotomi Hideyoshi marked the end of his clan’s rule in the Kantō region.
-
C.
Hōjō Yoshitoki
Hōjō Yoshitoki was a powerful Japanese shogunal regent and de facto ruler who consolidated the Hōjō clan’s control over the Kamakura shogunate in the early 13th century.
-
D.
Hōjō Tokimasa
Hōjō Tokimasa was the first shikken (regent) of the Kamakura shogunate and the founding leader of the Hōjō clan’s political dominance in medieval Japan.
-
E.
Hōjō Sōun
Hōjō Sōun was a prominent early Sengoku-period daimyō who founded the Later Hōjō clan and established its power base in the Kantō region of Japan.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
Japanese samurai
ⓘ
Sengoku-period person ⓘ daimyō ⓘ |
| alliedWith |
Imagawa Yoshimoto
NERFINISHED
ⓘ
Takeda Shingen NERFINISHED ⓘ |
| birthPlace | Odawara, Sagami Province NERFINISHED ⓘ |
| birthYear | 1515 ⓘ |
| burialPlace | Odawara, Kanagawa Prefecture NERFINISHED ⓘ |
| child |
Hōjō Ujikuni
NERFINISHED
ⓘ
Hōjō Ujimasa NERFINISHED ⓘ Hōjō Ujinao NERFINISHED ⓘ Hōjō Ujinori NERFINISHED ⓘ Hōjō Ujiteru NERFINISHED ⓘ |
| clan | Later Hōjō clan NERFINISHED ⓘ |
| country | Japan ⓘ |
| deathPlace | Odawara, Sagami Province NERFINISHED ⓘ |
| deathYear | 1571 ⓘ |
| enemyOf |
Uesugi Kenshin
NERFINISHED
ⓘ
Uesugi Norimasa NERFINISHED ⓘ |
| era | Sengoku period NERFINISHED ⓘ |
| familyName | Hōjō NERFINISHED ⓘ |
| father | Hōjō Ujitsuna NERFINISHED ⓘ |
| givenName | Ujiyasu NERFINISHED ⓘ |
| implementedPolicy |
land surveys in Hōjō territories
ⓘ
tax reforms in Hōjō domains ⓘ |
| knownFor |
expanding control over the Kantō region
ⓘ
military strategy ⓘ shrewd governance ⓘ strengthening the Later Hōjō clan ⓘ |
| language | Japanese ⓘ |
| lordOf | Odawara Castle NERFINISHED ⓘ |
| loyalty | Later Hōjō clan NERFINISHED ⓘ |
| militaryRank | daimyō ⓘ |
| mother | Jukei-ni NERFINISHED ⓘ |
| name | Hōjō Ujiyasu NERFINISHED ⓘ |
| nativeName | 北条氏康 NERFINISHED ⓘ |
| notableBattle |
Battle of Kawagoe (1545–1546)
NERFINISHED
ⓘ
Battle of Takanosu NERFINISHED ⓘ conflicts with Takeda Shingen NERFINISHED ⓘ conflicts with Uesugi Kenshin ⓘ |
| predecessor | Hōjō Ujitsuna NERFINISHED ⓘ |
| regionOfActivity | Kantō region NERFINISHED ⓘ |
| religion | Buddhism ⓘ |
| residence | Odawara Castle NERFINISHED ⓘ |
| ruledDomain | Odawara domain NERFINISHED ⓘ |
| ruledRegion | Kantō region NERFINISHED ⓘ |
| spouse | daughter of Imagawa Ujichika ⓘ |
| successor | Hōjō Ujimasa NERFINISHED ⓘ |
| title | daimyō of Odawara ⓘ |
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: Hōjō Ujiyasu Description of subject: Hōjō Ujiyasu was a prominent Sengoku-period daimyō who strengthened and expanded the Later Hōjō clan’s power in the Kantō region of Japan through military skill and shrewd governance.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.