JS Izumo
E512619
JS Izumo is the lead ship of Japan’s Izumo-class, a large helicopter-carrying destroyer that serves as one of the Japan Maritime Self-Defense Force’s most prominent and capable surface vessels.
All labels observed (1)
| Label | Occurrences |
|---|---|
| JS Izumo canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T5329757 — 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: JS Izumo Context triple: [Izumo-class helicopter destroyer, hasShip, JS Izumo]
-
A.
Jimo
Jimo is a county-level city under the administration of Qingdao in eastern China's Shandong Province, known for its historical heritage and rapidly developing economy.
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B.
Iitsu
Iitsu is an alternative name used by the renowned Japanese ukiyo-e artist Katsushika Hokusai, famous for woodblock prints such as "The Great Wave off Kanagawa."
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C.
Zaimu-shō
Zaimu-shō is Japan’s Ministry of Finance, the central government body responsible for national fiscal policy, budgeting, taxation, and public finance management.
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D.
Iwara
Iwara is a town in southwestern Nigeria associated with the Ijesha people and their cultural and historical heritage.
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E.
Iri Ji
Iri Ji is a traditional Igbo cultural celebration in Nigeria that marks the harvest and offering of new yams, featuring rituals, feasting, and communal festivities.
- 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: JS Izumo Target entity description: JS Izumo is the lead ship of Japan’s Izumo-class, a large helicopter-carrying destroyer that serves as one of the Japan Maritime Self-Defense Force’s most prominent and capable surface vessels.
-
A.
Jimo
Jimo is a county-level city under the administration of Qingdao in eastern China's Shandong Province, known for its historical heritage and rapidly developing economy.
-
B.
Iitsu
Iitsu is an alternative name used by the renowned Japanese ukiyo-e artist Katsushika Hokusai, famous for woodblock prints such as "The Great Wave off Kanagawa."
-
C.
Zaimu-shō
Zaimu-shō is Japan’s Ministry of Finance, the central government body responsible for national fiscal policy, budgeting, taxation, and public finance management.
-
D.
Iwara
Iwara is a town in southwestern Nigeria associated with the Ijesha people and their cultural and historical heritage.
-
E.
Iri Ji
Iri Ji is a traditional Igbo cultural celebration in Nigeria that marks the harvest and offering of new yams, featuring rituals, feasting, and communal festivities.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
helicopter destroyer
ⓘ
surface combatant ⓘ warship ⓘ |
| aircraftFacilities |
full-length flight deck
ⓘ
hangar deck ⓘ two aircraft elevators ⓘ |
| armament |
Phalanx CIWS
NERFINISHED
ⓘ
SeaRAM NERFINISHED ⓘ |
| beam | 38 m ⓘ |
| builder |
IHI Marine United Yokohama Shipyard
NERFINISHED
ⓘ
Japan Marine United NERFINISHED ⓘ |
| class | Izumo-class helicopter destroyer NERFINISHED ⓘ |
| commissioned | 2015-03-25 ⓘ |
| country | Japan ⓘ |
| countryBuilt | Japan NERFINISHED ⓘ |
| countryNavy | Japan Maritime Self-Defense Force NERFINISHED ⓘ |
| crewComplement | about 470 ⓘ |
| designedForAircraft |
MCH-101
NERFINISHED
ⓘ
SH-60K Seahawk NERFINISHED ⓘ |
| displacementType | full-load displacement ⓘ |
| draft | 7.5 m ⓘ |
| flagshipOf | Escort Flotilla 1 NERFINISHED ⓘ |
| fullLoadDisplacement | around 27000 tonnes ⓘ |
| homeport | Yokosuka NERFINISHED ⓘ |
| laidDown | 2008-05-27 ⓘ |
| launched | 2013-08-06 ⓘ |
| leadShipOfClass | Izumo-class helicopter destroyer NERFINISHED ⓘ |
| length | 248 m ⓘ |
| maximumSpeed | about 30 knots ⓘ |
| namedAfter | Izumo Province NERFINISHED ⓘ |
| navalForce | Japan Maritime Self-Defense Force NERFINISHED ⓘ |
| notableFeature |
one of the largest surface combatants in the Japan Maritime Self-Defense Force
ⓘ
through-deck helicopter operations ⓘ |
| operator | Japan Maritime Self-Defense Force NERFINISHED ⓘ |
| pennantNumber | DDH-183 ⓘ |
| placeBuilt | Yokohama NERFINISHED ⓘ |
| primaryAircraftType | helicopter ⓘ |
| propulsion | COGAG gas-turbine system ⓘ |
| role |
amphibious support
ⓘ
anti-submarine warfare ⓘ command and control ⓘ flagship ⓘ helicopter-carrying destroyer ⓘ humanitarian assistance and disaster relief ⓘ |
| sensorSuite |
air and surface search radar
ⓘ
tactical data links ⓘ |
| serviceBranch | Maritime Self-Defense Force NERFINISHED ⓘ |
| shipType | helicopter carrier–like destroyer ⓘ |
| standardDisplacement | around 19500 tonnes ⓘ |
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: JS Izumo Description of subject: JS Izumo is the lead ship of Japan’s Izumo-class, a large helicopter-carrying destroyer that serves as one of the Japan Maritime Self-Defense Force’s most prominent and capable surface vessels.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.