Shimoda
E849021
Shimoda is a coastal city on Japan’s Izu Peninsula historically significant as one of the first ports opened to the United States in the mid-19th century.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Shimoda canonical | 4 |
| Shimoda City | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T6639518 — 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: Shimoda Context triple: [Treaty of Shimoda, signedAt, Shimoda]
-
A.
Toyokawa
Toyokawa is a city in Aichi Prefecture, Japan, known for its historic Toyokawa Inari temple and manufacturing industries.
-
B.
Morioka
Morioka is the capital city of Iwate Prefecture in Japan’s Tōhoku region, known for its historic castle site, surrounding mountains, and distinctive local noodle dishes.
-
C.
Sodegaura
Sodegaura is a coastal city in Chiba Prefecture, Japan, known for its industrial waterfront, proximity to Tokyo Bay, and role within the Keiyō industrial zone.
-
D.
Natori City
Natori City is a coastal municipality in northeastern Japan known for its proximity to Sendai and its recovery efforts following the 2011 Tōhoku earthquake and tsunami.
-
E.
Hayama
Hayama is a coastal town in Kanagawa Prefecture, Japan, known for its beaches, scenic views of Sagami Bay, and as a site of an Imperial Villa.
- 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: Shimoda Target entity description: Shimoda is a coastal city on Japan’s Izu Peninsula historically significant as one of the first ports opened to the United States in the mid-19th century.
-
A.
Toyokawa
Toyokawa is a city in Aichi Prefecture, Japan, known for its historic Toyokawa Inari temple and manufacturing industries.
-
B.
Morioka
Morioka is the capital city of Iwate Prefecture in Japan’s Tōhoku region, known for its historic castle site, surrounding mountains, and distinctive local noodle dishes.
-
C.
Sodegaura
Sodegaura is a coastal city in Chiba Prefecture, Japan, known for its industrial waterfront, proximity to Tokyo Bay, and role within the Keiyō industrial zone.
-
D.
Natori City
Natori City is a coastal municipality in northeastern Japan known for its proximity to Sendai and its recovery efforts following the 2011 Tōhoku earthquake and tsunami.
-
E.
Hayama
Hayama is a coastal town in Kanagawa Prefecture, Japan, known for its beaches, scenic views of Sagami Bay, and as a site of an Imperial Villa.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf | city ⓘ |
| BlackShipFestivalCommemorates | arrival of Commodore Perry’s Black Ships ⓘ |
| connectedByRailLine | Izu Kyūkō Line NERFINISHED ⓘ |
| country | Japan ⓘ |
| governingBody | Shimoda City Government NERFINISHED ⓘ |
| hasClimate | humid subtropical climate ⓘ |
| hasCoastlineFeature | Shimoda Bay NERFINISHED ⓘ |
| hasCulturalFestival | Black Ship Festival NERFINISHED ⓘ |
| hasHistoricalRole |
early treaty port
ⓘ
site of early Russia–Japan relations ⓘ site of early US–Japan relations ⓘ |
| hasMainEconomicActivity |
agriculture
ⓘ
fishing ⓘ tourism ⓘ |
| hasMunicipalStatusSince | 20th century ⓘ |
| hasNearbyIsland | Izu Islands (offshore region) NERFINISHED ⓘ |
| hasPopulationScale | tens of thousands ⓘ |
| hasPort | Port of Shimoda NERFINISHED ⓘ |
| hasRailwayStation | Izukyū-Shimoda Station NERFINISHED ⓘ |
| hasSettlementType | city ⓘ |
| hasTourismType |
beach resort
ⓘ
hot spring resort ⓘ |
| historicalPeriod | late Edo period NERFINISHED ⓘ |
| historicalSignificance | one of the first Japanese ports opened to the United States ⓘ |
| isPartOf | Japan’s treaty ports history ⓘ |
| isPortCity | true ⓘ |
| knownFor |
coastal scenery
ⓘ
historical sites related to opening of Japan ⓘ hot springs ⓘ surfing beaches ⓘ |
| language | Japanese ⓘ |
| locatedIn | Shizuoka Prefecture NERFINISHED ⓘ |
| locatedInRegion | Chūbu region NERFINISHED ⓘ |
| locatedInSubregion | Tōkai region NERFINISHED ⓘ |
| locatedInTimeZone | Japan Standard Time ⓘ |
| locatedOn |
Izu Peninsula
NERFINISHED
ⓘ
Pacific Ocean ⓘ |
| notableEvent |
arrival of Commodore Matthew Perry’s fleet
ⓘ
negotiation of Treaty of Shimoda between Japan and Russia ⓘ |
| openedToForeignTrade | mid-19th century ⓘ |
| openedToRussia | 1855 ⓘ |
| openedToUnitedStates | 1854 ⓘ |
| railwayOperator | Izukyū Corporation NERFINISHED ⓘ |
| treatyInvolved |
Treaty of Kanagawa
NERFINISHED
ⓘ
Treaty of Shimoda NERFINISHED ⓘ |
| UTCOffset | +9 ⓘ |
| writingSystem | Japanese writing system ⓘ |
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: Shimoda Description of subject: Shimoda is a coastal city on Japan’s Izu Peninsula historically significant as one of the first ports opened to the United States in the mid-19th century.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Shizuoka Prefecture
this entity surface form:
Shimoda City