Oshu, Iwate, Japan
E369067
Oshu, Iwate, Japan is a city in northeastern Honshu known internationally as the birthplace of baseball star Shohei Ohtani.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Oshu, Iwate, Japan canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T3561549 — 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: Oshu, Iwate, Japan Context triple: [Shohei Ohtani, placeOfBirth, Oshu, Iwate, Japan]
-
A.
Kanegasaki, Iwate, Japan
Kanegasaki is a rural town in Iwate Prefecture in Japan’s Tōhoku region, known for its agricultural landscape and historical sites.
-
B.
Yonezawa, Yamagata, Japan
Yonezawa, Yamagata, Japan is a historic castle town in northeastern Honshu known for its samurai heritage, Yonezawa beef, and scenic mountainous surroundings.
-
C.
Morioka, Japan
Morioka, Japan is a historic city in Iwate Prefecture on Japan’s main island of Honshu, known for its scenic mountain surroundings, traditional culture, and distinctive local noodle dishes.
-
D.
Sendai, Miyagi, Japan
Sendai, the capital city of Miyagi Prefecture in Japan’s Tōhoku region, is a major regional center known for its universities, greenery, and cultural festivals such as the Sendai Tanabata Matsuri.
-
E.
Utsunomiya, Tochigi Prefecture, Japan
Utsunomiya is the capital city of Tochigi Prefecture in Japan, known for its gyoza (dumplings) and as a regional commercial and transportation hub north of Tokyo.
- 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: Oshu, Iwate, Japan Target entity description: Oshu, Iwate, Japan is a city in northeastern Honshu known internationally as the birthplace of baseball star Shohei Ohtani.
-
A.
Kanegasaki, Iwate, Japan
Kanegasaki is a rural town in Iwate Prefecture in Japan’s Tōhoku region, known for its agricultural landscape and historical sites.
-
B.
Yonezawa, Yamagata, Japan
Yonezawa, Yamagata, Japan is a historic castle town in northeastern Honshu known for its samurai heritage, Yonezawa beef, and scenic mountainous surroundings.
-
C.
Morioka, Japan
Morioka, Japan is a historic city in Iwate Prefecture on Japan’s main island of Honshu, known for its scenic mountain surroundings, traditional culture, and distinctive local noodle dishes.
-
D.
Sendai, Miyagi, Japan
Sendai, the capital city of Miyagi Prefecture in Japan’s Tōhoku region, is a major regional center known for its universities, greenery, and cultural festivals such as the Sendai Tanabata Matsuri.
-
E.
Utsunomiya, Tochigi Prefecture, Japan
Utsunomiya is the capital city of Tochigi Prefecture in Japan, known for its gyoza (dumplings) and as a regional commercial and transportation hub north of Tokyo.
- F. None of above. chosen
Statements (50)
| Predicate | Object |
|---|---|
| instanceOf |
city
ⓘ
municipality ⓘ |
| containsFacility |
Oshu City Baseball Stadium
ⓘ
Oshu Space and Astronomy Museum ⓘ |
| containsHistoricSite |
Esashi-Fujiwara Heritage Park
ⓘ
Hiraizumi ⓘ
surface form:
Hiraizumi area vicinity (regional historical sphere)
|
| country | Japan ⓘ |
| dateOfEstablishment | 2006-02-20 ⓘ |
| formedByMergerOf |
Ōshū, Iwate
ⓘ
surface form:
Esashi, Iwate
Ōshū, Iwate ⓘ
surface form:
Isawa, Iwate
Koromogawa, Iwate ⓘ Koromogawa, Iwate ⓘ
surface form:
Maesawa, Iwate
Ōshū, Iwate ⓘ
surface form:
Mizusawa, Iwate
|
| governmentType | mayor–council ⓘ |
| hasArea | about 993 square kilometres ⓘ |
| hasCityHallAddress | 2-1 Mizusawa-ku, Ōshū-shi, Iwate-ken ⓘ |
| hasClimate | humid continental climate ⓘ |
| hasDialingCode | 0197 ⓘ |
| hasHighway |
National Route 397
ⓘ
National Route 4 ⓘ National Route 456 ⓘ Tohoku Expressway ⓘ |
| hasJapaneseName | 奥州市 ⓘ |
| hasKöppenClimateClassification | Dfa ⓘ |
| hasMayor | Masaki Ozawa ⓘ |
| hasNotablePerson | Shohei Ohtani ⓘ |
| hasOfficialLanguage | Japanese ⓘ |
| hasPopulation | approximately 114000 ⓘ |
| hasPostalCodeRange | 023-0000 series ⓘ |
| hasPrefecturalCode | 03215 ⓘ |
| hasRailService |
Tōhoku Main Line
NERFINISHED
ⓘ
Tōhoku Shinkansen ⓘ |
| hasSisterCity |
Bismarck, North Dakota
ⓘ
surface form:
Bismarck, North Dakota, United States
Xining ⓘ
surface form:
Xining, Qinghai, China
|
| knownFor |
birthplace of Shohei Ohtani
ⓘ
birthplace of Yuzuru Hanyu’s mother’s family roots regionally (Tōhoku figure skating culture)? ⓘ |
| locatedAlongRiver | Kitakami River NERFINISHED ⓘ |
| locatedIn |
Iwate Prefecture
NERFINISHED
ⓘ
Tohoku ⓘ
surface form:
Tōhoku region
|
| locatedInTimeZone | Japan Standard Time ⓘ |
| locatedNorthOf | Ichinoseki, Iwate ⓘ |
| locatedOn |
Honshu
ⓘ
surface form:
Honshū
|
| locatedSouthOf |
Morioka
ⓘ
surface form:
Morioka, Iwate
|
| populationAsOf | 2020 ⓘ |
| servedByStation |
Esashi Station
NERFINISHED
ⓘ
Maesawa Station NERFINISHED ⓘ Mizusawa Station NERFINISHED ⓘ Mizusawa-Esashi Station NERFINISHED ⓘ |
| UTCOffset | +9 ⓘ |
| writingSystem | Kanji ⓘ |
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: Oshu, Iwate, Japan Description of subject: Oshu, Iwate, Japan is a city in northeastern Honshu known internationally as the birthplace of baseball star Shohei Ohtani.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.