Iruma
E727343
Iruma is a city in Saitama Prefecture, Japan, known for its residential suburbs, Sayama Hills greenery, and tea cultivation.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Iruma canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T8257152 — 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: Iruma Context triple: [Mizuho, neighboringArea, Iruma]
-
A.
Aoyama
Aoyama is an upscale district in Tokyo known for its high-end fashion boutiques, modern architecture, and trendy cafes and galleries.
-
B.
Hidaka
Hidaka was a former town in Hyōgo Prefecture, Japan, that later became part of the expanded city of Toyooka through municipal merger.
-
C.
Gushikawa
Gushikawa was a former city in Okinawa Prefecture, Japan, that later became part of the modern city of Uruma.
-
D.
Tateyama
Tateyama is a coastal city in southern Chiba Prefecture, Japan, known for its mild climate, beaches, and views of Mount Fuji across Tokyo Bay.
-
E.
Yamakita
Yamakita is a rural town in Kanagawa Prefecture, Japan, known for its mountainous terrain, hot springs, and access to outdoor activities such as hiking and river sports.
- 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: Iruma Target entity description: Iruma is a city in Saitama Prefecture, Japan, known for its residential suburbs, Sayama Hills greenery, and tea cultivation.
-
A.
Aoyama
Aoyama is an upscale district in Tokyo known for its high-end fashion boutiques, modern architecture, and trendy cafes and galleries.
-
B.
Hidaka
Hidaka was a former town in Hyōgo Prefecture, Japan, that later became part of the expanded city of Toyooka through municipal merger.
-
C.
Gushikawa
Gushikawa was a former city in Okinawa Prefecture, Japan, that later became part of the modern city of Uruma.
-
D.
Tateyama
Tateyama is a coastal city in southern Chiba Prefecture, Japan, known for its mild climate, beaches, and views of Mount Fuji across Tokyo Bay.
-
E.
Yamakita
Yamakita is a rural town in Kanagawa Prefecture, Japan, known for its mountainous terrain, hot springs, and access to outdoor activities such as hiking and river sports.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf | city ⓘ |
| administrativeStatus | city ⓘ |
| borderedBy |
Fujimino
NERFINISHED
ⓘ
Hannō NERFINISHED ⓘ Hidaka, Saitama NERFINISHED ⓘ Miyoshi, Saitama NERFINISHED ⓘ Moroyama NERFINISHED ⓘ Sayama NERFINISHED ⓘ Tokorozawa NERFINISHED ⓘ |
| climate | humid subtropical climate ⓘ |
| climateCode | Cfa ⓘ |
| country | Japan ⓘ |
| hasAttraction |
Johnson Town
NERFINISHED
ⓘ
Mitsui Outlet Park Iruma NERFINISHED ⓘ Sayama Park (Iruma side) NERFINISHED ⓘ |
| hasJapaneseName | 入間市 NERFINISHED ⓘ |
| hasLandUse |
forested hills
ⓘ
suburban residential areas ⓘ tea fields ⓘ |
| hasMilitaryFacility | Iruma Air Base NERFINISHED ⓘ |
| hasRailwayStation |
Bushi Station
NERFINISHED
ⓘ
Iruma-shi Station NERFINISHED ⓘ Kaneko Station NERFINISHED ⓘ Musashi-Fujisawa Station NERFINISHED ⓘ |
| hasRiver |
Iruma River
NERFINISHED
ⓘ
Kasumi River NERFINISHED ⓘ |
| hasSisterCity |
Leshan, Sichuan
NERFINISHED
ⓘ
Williamsburg, Virginia NERFINISHED ⓘ |
| hasTransportation |
JR Hachikō Line
NERFINISHED
ⓘ
Ken-Ō Expressway NERFINISHED ⓘ National Route 16 NERFINISHED ⓘ Seibu Ikebukuro Line NERFINISHED ⓘ |
| isPrefecturalCapital | no ⓘ |
| knownFor |
Sayama Hills greenery
ⓘ
Sayama tea NERFINISHED ⓘ residential suburbs ⓘ tea cultivation ⓘ |
| language | Japanese ⓘ |
| locatedIn |
Kantō region
ⓘ
Saitama Prefecture NERFINISHED ⓘ |
| locatedNear | Sayama Hills NERFINISHED ⓘ |
| militaryFacilityOperatedBy | Japan Air Self-Defense Force NERFINISHED ⓘ |
| partOf | Greater Tokyo Area NERFINISHED ⓘ |
| primaryEconomicActivity |
light manufacturing
ⓘ
residential commuter town ⓘ tea production ⓘ |
| timeZone | Japan Standard Time ⓘ |
| utcOffset | +09:00 ⓘ |
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: Iruma Description of subject: Iruma is a city in Saitama Prefecture, Japan, known for its residential suburbs, Sayama Hills greenery, and tea cultivation.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.