Toshimaen
E742475
Toshimaen was a historic amusement park in Tokyo, Japan, known for its classic rides, large swimming pool complex, and long-standing popularity with local families before its closure.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Toshimaen canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T8572200 — 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: Toshimaen Context triple: [Nerima, hasFormerAmusementParkSite, Toshimaen]
-
A.
Fushimi-no-miya
Fushimi-no-miya is one of the oldest and most prominent shinnōke branches of the Japanese Imperial Family, historically providing potential heirs to the Chrysanthemum Throne.
-
B.
Kitanomaru Park
Kitanomaru Park is a public park in central Tokyo known for its historic grounds, museums, and tranquil green spaces adjacent to the Tokyo Imperial Palace.
-
C.
Toyama Park
Toyama Park is a large urban green space in Tokyo known for its wooded hills, sports facilities, and historical sites, including former military and university grounds.
-
D.
Shiba-koen
Shiba-koen is a central Tokyo district known for its large public park, historic temples, and close proximity to Tokyo Tower.
-
E.
Mizumoto Park
Mizumoto Park is a large riverside public park in Tokyo known for its expansive greenery, ponds, and popular iris garden.
- 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: Toshimaen Target entity description: Toshimaen was a historic amusement park in Tokyo, Japan, known for its classic rides, large swimming pool complex, and long-standing popularity with local families before its closure.
-
A.
Fushimi-no-miya
Fushimi-no-miya is one of the oldest and most prominent shinnōke branches of the Japanese Imperial Family, historically providing potential heirs to the Chrysanthemum Throne.
-
B.
Kitanomaru Park
Kitanomaru Park is a public park in central Tokyo known for its historic grounds, museums, and tranquil green spaces adjacent to the Tokyo Imperial Palace.
-
C.
Toyama Park
Toyama Park is a large urban green space in Tokyo known for its wooded hills, sports facilities, and historical sites, including former military and university grounds.
-
D.
Shiba-koen
Shiba-koen is a central Tokyo district known for its large public park, historic temples, and close proximity to Tokyo Tower.
-
E.
Mizumoto Park
Mizumoto Park is a large riverside public park in Tokyo known for its expansive greenery, ponds, and popular iris garden.
- F. None of above. chosen
Statements (44)
| Predicate | Object |
|---|---|
| instanceOf |
amusement park
ⓘ
defunct amusement park ⓘ |
| city | Tokyo ⓘ |
| closingCentury | 21st century ⓘ |
| closingDate | 2020-08-31 ⓘ |
| country | Japan ⓘ |
| demolished | 2020 ⓘ |
| hasAttractionType |
carousel
ⓘ
classic amusement rides ⓘ haunted house ⓘ roller coaster ⓘ swimming pool complex ⓘ water park ⓘ |
| hasFeature |
large wave pool
ⓘ
lazy river ⓘ multiple outdoor pools ⓘ |
| hasHistoricalSignificance |
long-standing popularity with local families
ⓘ
one of Tokyo’s oldest amusement parks ⓘ |
| hasLegacy | remembered as a nostalgic local amusement park ⓘ |
| hasNearbyStation | Toshimaen Station NERFINISHED ⓘ |
| hasSeasonalEvent |
cherry blossom viewing
ⓘ
winter illumination ⓘ |
| hasSeasonalOperation | summer pool season ⓘ |
| hasTheme |
traditional amusement park
ⓘ
water leisure ⓘ |
| languageOfName | Japanese ⓘ |
| locatedIn |
Kantō region
ⓘ
Nerima, Tokyo NERFINISHED ⓘ Tokyo ⓘ |
| nearbyRailwayLine |
Seibu Toshima Line
NERFINISHED
ⓘ
Toei Ōedo Line NERFINISHED ⓘ |
| notableAttraction |
Carousel El Dorado
NERFINISHED
ⓘ
Hydropolis water slide complex NERFINISHED ⓘ |
| openingCentury | 20th century ⓘ |
| openingDate | 1926-09-15 ⓘ |
| operatedBy | Seibu Railway NERFINISHED ⓘ |
| ownedBy | Seibu Railway NERFINISHED ⓘ |
| prefecture | Tokyo Metropolis NERFINISHED ⓘ |
| region | Kantō NERFINISHED ⓘ |
| replacedBy | Warner Bros. Studio Tour Tokyo – The Making of Harry Potter NERFINISHED ⓘ |
| siteRedevelopedFor | Warner Bros. Studio Tour Tokyo – The Making of Harry Potter NERFINISHED ⓘ |
| status | closed ⓘ |
| targetAudience |
families
ⓘ
local residents ⓘ |
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: Toshimaen Description of subject: Toshimaen was a historic amusement park in Tokyo, Japan, known for its classic rides, large swimming pool complex, and long-standing popularity with local families before its closure.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.