Toei Oedo Line

E267201

railway line subway line

The Toei Oedo Line is a major Tokyo subway loop and radial line operated by the Tokyo Metropolitan Bureau of Transportation, connecting central districts with many key commercial and residential areas.

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All labels observed (5)

Label	Occurrences
Toei Oedo Line canonical	5
Toei Ōedo Line	5
Oedo Line	1
Tocho-mae–Shinjuku–Hikarigaoka branch	1
Tōei Ōedo Line	1

How this entity was disambiguated

This entity first appeared as the object of triple T1366295 — 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: Toei Oedo Line
Context triple: [Sendagaya, servedByLine, Toei Oedo Line]

A. Tokyu Meguro Line
The Tokyu Meguro Line is a commuter railway line in Tokyo and Kanagawa operated by Tokyu Corporation, linking central Tokyo with its southwestern suburbs and offering through services onto various subway and other private railway lines.
B. Keio Inokashira Line
The Keio Inokashira Line is a private railway line in Tokyo operated by Keio Corporation, connecting Shibuya with the western suburb of Kichijōji and serving several popular residential and commercial districts along the way.
C. Tokyu Den-en-toshi Line
Tokyu Den-en-toshi Line is a major private railway line in the Tokyo metropolitan area that connects central Tokyo with suburban residential districts, including service to Shibuya.
D. Tokyo Metro Yurakuchō Line
The Tokyo Metro Yurakuchō Line is a major Tokyo subway line running east–west across the city, connecting central business districts with residential areas and key transit hubs.
E. Seibu Yurakucho Line
The Seibu Yurakucho Line is a commuter railway line in Tokyo operated by Seibu Railway, linking the Seibu Ikebukuro Line with central Tokyo subway networks.
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: Toei Oedo Line
Target entity description: The Toei Oedo Line is a major Tokyo subway loop and radial line operated by the Tokyo Metropolitan Bureau of Transportation, connecting central districts with many key commercial and residential areas.

A. Tokyu Meguro Line
The Tokyu Meguro Line is a commuter railway line in Tokyo and Kanagawa operated by Tokyu Corporation, linking central Tokyo with its southwestern suburbs and offering through services onto various subway and other private railway lines.
B. Keio Inokashira Line
The Keio Inokashira Line is a private railway line in Tokyo operated by Keio Corporation, connecting Shibuya with the western suburb of Kichijōji and serving several popular residential and commercial districts along the way.
C. Tokyu Den-en-toshi Line
Tokyu Den-en-toshi Line is a major private railway line in the Tokyo metropolitan area that connects central Tokyo with suburban residential districts, including service to Shibuya.
D. Tokyo Metro Yurakuchō Line
The Tokyo Metro Yurakuchō Line is a major Tokyo subway line running east–west across the city, connecting central business districts with residential areas and key transit hubs.
E. Seibu Yurakucho Line
The Seibu Yurakucho Line is a commuter railway line in Tokyo operated by Seibu Railway, linking the Seibu Ikebukuro Line with central Tokyo subway networks.
F. None of above. chosen

Statements (64)

Predicate	Object
instanceOf	railway line ⓘ subway line ⓘ
character	underground ⓘ
connectsWith	JR East lines at Shinjuku Station ⓘ Toei Asakusa Line at Nihonbashi ⓘ surface form: Toei Asakusa Line at Daimon Station Tokyo Metro Hibiya Line at Roppongi Station ⓘ Tokyo Metro Marunouchi Line at Shinjuku Station ⓘ Tokyo Metro Tozai Line at Iidabashi Station ⓘ
country	Japan ⓘ
electrification	1,500 V DC overhead catenary ⓘ
fareSystem	separate from Tokyo Metro ⓘ
formerName	Toei Subway ⓘ surface form: Toei 12 Line
hasRollingStock	Toei 12-000 series ⓘ Toei 12-000 series ⓘ surface form: Toei 12-600 series
hasStation	Akasaka Station vicinity (via Roppongi / Aoyama-itchome interchanges) ⓘ Akasaka-mitsuke area (Roppongi Itchome / Aoyama-itchome vicinity) ⓘ Aoyama-itchome Station NERFINISHED ⓘ Azabu-juban Station NERFINISHED ⓘ Daimon Station ⓘ Higashi-Nakano Station NERFINISHED ⓘ Hikarigaoka Station NERFINISHED ⓘ Iidabashi Station NERFINISHED ⓘ Kachidoki Station NERFINISHED ⓘ Kiyosumi-shirakawa Station NERFINISHED ⓘ Monzen-nakacho Station NERFINISHED ⓘ Nakai Station NERFINISHED ⓘ Nerima Station NERFINISHED ⓘ Ochiai-minami-nagasaki Station ⓘ Roppongi Station NERFINISHED ⓘ Roppongi-itchome Station NERFINISHED ⓘ Ryogoku Station NERFINISHED ⓘ Shin-Okachimachi Station NERFINISHED ⓘ Shinjuku Station NERFINISHED ⓘ Shiodome Station NERFINISHED ⓘ Tocho-mae Station NERFINISHED ⓘ Tsukishima Station NERFINISHED ⓘ Ueno-Okachimachi Station NERFINISHED ⓘ Ushigome-kagurazaka Station NERFINISHED ⓘ
lineColor	magenta ⓘ rose ⓘ
lineNumber	E ⓘ
locatedIn	Tokyo ⓘ
loopSection	Hikarigaoka–Nerima–Shinjuku–Tocho-mae–Roppongi–Daimon–Ryogoku–Ueno-Okachimachi–Iidabashi–Nerima loop ⓘ
numberOfTracks	2 ⓘ
openingDate	1991 ⓘ 2000 (completion of full loop) ⓘ
operator	Toei Subway ⓘ Tokyo Metropolitan Bureau of Transportation ⓘ
radialSection	Toei Oedo Line self-linksurface differs ⓘ surface form: Tocho-mae–Shinjuku–Hikarigaoka branch
renamed	Toei Oedo Line self-link ⓘ
renamingDate	2000 ⓘ
servesDistrict	Chiyoda ⓘ Koto ⓘ Minato ⓘ Nerima ⓘ Roppongi ⓘ Shinjuku ⓘ Shinjuku ⓘ surface form: Shinjuku Ward Sumida ⓘ Taitō ⓘ surface form: Taito
system	Toei Subway ⓘ surface form: Tokyo subway
ticketing	accepts IC cards such as Suica and PASMO ⓘ
trackGauge	1,435 mm ⓘ standard gauge ⓘ

How these facts were elicited