Tokyo Prefecture

E27983

metropolis of Japan prefecture of Japan

Tokyo Prefecture is Japan’s capital metropolitan region, encompassing the city of Tokyo and serving as the country’s political, economic, and cultural center.

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All labels observed (9)

Label	Occurrences
Tokyo Metropolis	355
Tokyo Prefecture canonical	60
東京都	16
東京府	2
Japan National Capital Region	1
Tokyo Metropolitan Government	1
Tokyo-to	1
日本・東京都	1
東京府東京市	1

How this entity was disambiguated

This entity first appeared as the object of triple T51512 — 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: Tokyo Prefecture
Context triple: [Naruhito, placeOfBirth, Tokyo Prefecture]

A. Kyoto Prefecture
Kyoto Prefecture is a region in Japan’s Kansai area known for its historic capital city of Kyoto, famous temples, traditional culture, and well-preserved heritage sites.
B. Osaka Prefecture
Osaka Prefecture is a populous and economically vital region in Japan’s Kansai area, centered on the city of Osaka and known as a major hub of commerce, industry, and culture.
C. Nara Prefecture
Nara Prefecture is a landlocked region in Japan’s Kansai area known for its ancient temples, historic capital city of Nara, and free-roaming deer in Nara Park.
D. 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.
E. Ibaraki
Ibaraki is a city in northern Osaka Prefecture, Japan, known as a residential and industrial hub within the Kansai metropolitan area.
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: Tokyo Prefecture
Target entity description: Tokyo Prefecture is Japan’s capital metropolitan region, encompassing the city of Tokyo and serving as the country’s political, economic, and cultural center.

A. Kyoto Prefecture
Kyoto Prefecture is a region in Japan’s Kansai area known for its historic capital city of Kyoto, famous temples, traditional culture, and well-preserved heritage sites.
B. Osaka Prefecture
Osaka Prefecture is a populous and economically vital region in Japan’s Kansai area, centered on the city of Osaka and known as a major hub of commerce, industry, and culture.
C. Nara Prefecture
Nara Prefecture is a landlocked region in Japan’s Kansai area known for its ancient temples, historic capital city of Nara, and free-roaming deer in Nara Park.
D. 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.
E. Ibaraki
Ibaraki is a city in northern Osaka Prefecture, Japan, known as a residential and industrial hub within the Kansai metropolitan area.
F. None of above. chosen

Statements (52)

Predicate	Object
instanceOf	metropolis of Japan ⓘ prefecture of Japan ⓘ
borderedBy	Chiba ⓘ surface form: Chiba Prefecture Kanagawa Prefecture ⓘ Saitama Prefecture ⓘ Shizuoka Prefecture ⓘ Yamanashi Prefecture ⓘ
capital	Shinjuku ⓘ
capitalOf	Japan ⓘ
contains	23 special wards of Tokyo ⓘ Izu Islands ⓘ Ogasawara Islands ⓘ Tama ⓘ surface form: Tama area Tokyo ⓘ
country	Japan ⓘ
governingBody	Tokyo Metropolitan Government ⓘ
hasExecutiveBody	Tokyo Metropolitan Government ⓘ surface form: Bureaucracy of Tokyo Metropolitan Government
hasHigherEducationInstitution	Keio University ⓘ University of Tokyo ⓘ Waseda University ⓘ
hasLandmark	Tokyo Imperial Palace ⓘ surface form: Imperial Palace Meiji Shrine ⓘ Senso-ji Temple ⓘ surface form: Senso-ji Shibuya Crossing ⓘ Tokyo Skytree ⓘ Tokyo Tower ⓘ
hasLegislature	Tokyo Metropolitan Assembly ⓘ
hasMajorAirport	Haneda Airport ⓘ Narita International Airport ⓘ
hasMajorBusinessDistrict	Ginza ⓘ Marunouchi ⓘ Roppongi ⓘ Shibuya ⓘ Shinjuku ⓘ
hasPort	Port of Tokyo ⓘ
hasSpecialStatus	metropolis ⓘ
hasStockExchange	Tokyo Stock Exchange ⓘ
hasSubdivisionType	city ⓘ special ward ⓘ town ⓘ village ⓘ
isCulturalCenterOf	Japan ⓘ
isEconomicCenterOf	Japan ⓘ
isPoliticalCenterOf	Japan ⓘ
largestCity	Tokyo ⓘ
leaderTitle	Governor of Tokyo ⓘ
locatedIn	Honshu ⓘ Kantō region ⓘ
officialLanguage	Japanese ⓘ
seatOfGovernment	Tokyo Metropolitan Government ⓘ
timeZone	Japan Standard Time ⓘ
utcOffset	+09:00 ⓘ