Niigata Prefecture
E345022
Niigata Prefecture is a coastal region on Japan’s main island of Honshu, known for its heavy snowfall, high-quality rice and sake production, and port city of Niigata.
All labels observed (4)
| Label | Occurrences |
|---|---|
| Niigata Prefecture canonical | 13 |
| Niigata Area | 1 |
| Niigata Prefectural Government | 1 |
| Niigata region | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T895345 — 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: Niigata Prefecture Context triple: [Kakuei Tanaka, regionRepresented, Niigata Prefecture]
-
A.
Nagano Prefecture
Nagano Prefecture is a mountainous region in central Japan renowned for its ski resorts, natural scenery, and role as the venue of the 1998 Winter Olympics.
-
B.
Nagasaki Prefecture
Nagasaki Prefecture is a coastal region in Japan’s Kyushu area, known for its historic international port city of Nagasaki and its role as the second city targeted by an atomic bomb in World War II.
-
C.
Hyogo Prefecture
Hyogo Prefecture is a large and diverse region in Japan’s Kansai area, known for the port city of Kobe, Himeji Castle, and a mix of urban centers, hot springs, and rural landscapes along the Sea of Japan and Seto Inland Sea.
-
D.
Tokushima Prefecture
Tokushima Prefecture is a largely rural coastal region on Japan’s Shikoku island, known for its Awa Odori dance festival and scenic mountains and rivers.
-
E.
Yamagata Prefecture
Yamagata Prefecture is a largely rural prefecture in Japan’s Tōhoku region, known for its mountains, hot springs, and cherry production.
- 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: Niigata Prefecture Target entity description: Niigata Prefecture is a coastal region on Japan’s main island of Honshu, known for its heavy snowfall, high-quality rice and sake production, and port city of Niigata.
-
A.
Nagano Prefecture
Nagano Prefecture is a mountainous region in central Japan renowned for its ski resorts, natural scenery, and role as the venue of the 1998 Winter Olympics.
-
B.
Nagasaki Prefecture
Nagasaki Prefecture is a coastal region in Japan’s Kyushu area, known for its historic international port city of Nagasaki and its role as the second city targeted by an atomic bomb in World War II.
-
C.
Hyogo Prefecture
Hyogo Prefecture is a large and diverse region in Japan’s Kansai area, known for the port city of Kobe, Himeji Castle, and a mix of urban centers, hot springs, and rural landscapes along the Sea of Japan and Seto Inland Sea.
-
D.
Tokushima Prefecture
Tokushima Prefecture is a largely rural coastal region on Japan’s Shikoku island, known for its Awa Odori dance festival and scenic mountains and rivers.
-
E.
Yamagata Prefecture
Yamagata Prefecture is a largely rural prefecture in Japan’s Tōhoku region, known for its mountains, hot springs, and cherry production.
- F. None of above. chosen
Statements (74)
| Predicate | Object |
|---|---|
| instanceOf | prefecture of Japan ⓘ |
| agriculturalProduct |
fruit
ⓘ
rice ⓘ vegetables ⓘ |
| bordersBodyOfWater | Sea of Japan ⓘ |
| capital | Niigata NERFINISHED ⓘ |
| climate |
heavy winter snowfall on Sea of Japan side
ⓘ
humid continental climate ⓘ |
| containsCity |
Aga
ⓘ
Gosen ⓘ Itoigawa NERFINISHED ⓘ Jōetsu NERFINISHED ⓘ Kamo ⓘ Kashiwazaki ⓘ Ninohe ⓘ
surface form:
Minamiuonuma
Mitsuke ⓘ Murakami ⓘ Myoko ⓘ Nagaoka NERFINISHED ⓘ Niigata NERFINISHED ⓘ Ojiya NERFINISHED ⓘ Sanjo NERFINISHED ⓘ Shibata ⓘ Tainai ⓘ Tokamachi ⓘ Tsubame ⓘ Uonuma NERFINISHED ⓘ |
| containsIsland | Sado Island NERFINISHED ⓘ |
| country | Japan ⓘ |
| hasAirport | Niigata Airport ⓘ |
| hasCulturalAttraction |
Northern Culture Museum
ⓘ
Sado gold mine ⓘ Yahiko Shrine NERFINISHED ⓘ |
| hasEvent |
Nagaoka Festival
ⓘ
surface form:
Nagaoka Fireworks Festival
|
| hasFestival |
Nagaoka Festival
ⓘ
Niigata Festival ⓘ |
| hasMajorRiver |
Agano River
NERFINISHED
ⓘ
Shinano River NERFINISHED ⓘ |
| hasMountainRange |
Echigo Mountains
ⓘ
Japanese Alps ⓘ |
| hasPopulationRankInJapan | mid-range ⓘ |
| hasPortCity | Niigata NERFINISHED ⓘ |
| hasRailwayLine |
Banetsu West Line
NERFINISHED
ⓘ
Echigo Line NERFINISHED ⓘ Hakushin Line NERFINISHED ⓘ Jōetsu Shinkansen ⓘ Shinetsu Main Line NERFINISHED ⓘ Uetsu Main Line NERFINISHED ⓘ |
| hasRailwayStation | Niigata Station NERFINISHED ⓘ |
| hasSportsTeam |
Albirex Niigata
ⓘ
Niigata Albirex BB ⓘ |
| hasStadium | Denka Big Swan Stadium ⓘ |
| hasSymbol |
snowflake design for winter image
ⓘ
Oriental white stork ⓘ
surface form:
toki (Japanese crested ibis)
tulip ⓘ |
| hasUniversity |
Nagaoka University of Technology
ⓘ
Niigata University NERFINISHED ⓘ Niigata University ⓘ
surface form:
Niigata University of International and Information Studies
|
| industry |
fishing
ⓘ
metalworking ⓘ petroleum ⓘ sake brewing ⓘ |
| isLocatedOn | Honshu ⓘ |
| ISOCode | JP-15 ⓘ |
| knownFor |
Koshihikari rice
ⓘ
coastal fisheries ⓘ heavy snowfall ⓘ high-quality rice ⓘ onsen hot springs ⓘ sake production ⓘ ski resorts ⓘ |
| region |
Chūbu region
ⓘ
Hokuriku region ⓘ |
| timeZone | Japan Standard Time ⓘ |
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: Niigata Prefecture Description of subject: Niigata Prefecture is a coastal region on Japan’s main island of Honshu, known for its heavy snowfall, high-quality rice and sake production, and port city of Niigata.
Referenced by (16)
Full triples — surface form annotated when it differs from this entity's canonical label.
Niigata Prefectural Nagaoka Commercial School (did not graduate)
→
operatedBy
→
Niigata Prefecture
ⓘ
subject surface form:
Niigata Prefectural Nagaoka Commercial School
this entity surface form:
Niigata Prefectural Government
this entity surface form:
Niigata region
this entity surface form:
Niigata Area