Mount Hakkoda
E438591
aerial lift
hot spring resort
military training disaster
mountain peak
stratovolcano group
volcanic mountain complex
Mount Hakkoda is a volcanic mountain complex in northern Honshu, Japan, known for its heavy snowfall, scenic hiking, and tragic 1902 military snowstorm disaster.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Mount Hakkoda canonical | 1 |
| Mount Hakkōda | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T4244699 — 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: Mount Hakkoda Context triple: [Northeastern Japan Arc, hasVolcano, Mount Hakkoda]
-
A.
Mount Yamashiro
Mount Yamashiro is a Japanese mountain whose name was historically significant enough to be used for the Imperial Japanese Navy battleship Yamashiro.
-
B.
Mount Kurodake
Mount Kurodake is a prominent volcanic peak in Japan’s Hokkaido region, known for its hiking trails, alpine scenery, and access via ropeway and chairlift.
-
C.
Mount Katsuragi
Mount Katsuragi is a mountain on the border of Nara and Osaka Prefectures in Japan, known for its scenic hiking trails and seasonal flower displays, especially azaleas.
-
D.
Minamidake
Minamidake is one of the principal active summit craters of the Sakurajima volcano in Kagoshima Prefecture, Japan.
-
E.
Kishimadake
Kishimadake is one of the volcanic cones forming part of Japan’s Mount Aso, one of the world’s largest active caldera volcanoes.
- 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: Mount Hakkoda Target entity description: Mount Hakkoda is a volcanic mountain complex in northern Honshu, Japan, known for its heavy snowfall, scenic hiking, and tragic 1902 military snowstorm disaster.
-
A.
Mount Yamashiro
Mount Yamashiro is a Japanese mountain whose name was historically significant enough to be used for the Imperial Japanese Navy battleship Yamashiro.
-
B.
Mount Kurodake
Mount Kurodake is a prominent volcanic peak in Japan’s Hokkaido region, known for its hiking trails, alpine scenery, and access via ropeway and chairlift.
-
C.
Mount Katsuragi
Mount Katsuragi is a mountain on the border of Nara and Osaka Prefectures in Japan, known for its scenic hiking trails and seasonal flower displays, especially azaleas.
-
D.
Minamidake
Minamidake is one of the principal active summit craters of the Sakurajima volcano in Kagoshima Prefecture, Japan.
-
E.
Kishimadake
Kishimadake is one of the volcanic cones forming part of Japan’s Mount Aso, one of the world’s largest active caldera volcanoes.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
aerial lift
ⓘ
hot spring resort ⓘ military training disaster ⓘ mountain peak ⓘ stratovolcano group ⓘ volcanic mountain complex ⓘ |
| accessPoint | Hakkoda Ropeway NERFINISHED ⓘ |
| cause | severe snowstorm ⓘ |
| climateFeature | one of the snowiest places in Japan ⓘ |
| country | Japan ⓘ |
| date | 1902 ⓘ |
| disaster | Hakkoda Mountains incident NERFINISHED ⓘ |
| elevation | approximately 1585 meters ⓘ |
| eruptionType | phreatic eruptions ⓘ |
| fatalities | over 190 soldiers ⓘ |
| featuredIn |
film "Mount Hakkoda" (1977)
NERFINISHED
ⓘ
novel "Hakkoda-san" NERFINISHED ⓘ |
| geologicalSetting | island arc volcano ⓘ |
| hasHotSprings | Sukayu Onsen NERFINISHED ⓘ |
| hasPhenomenon | rime ice "snow monsters" (juhyo) ⓘ |
| hasTrailhead |
Hakkoda Ropeway Sanroku Station
NERFINISHED
ⓘ
Sukayu area NERFINISHED ⓘ |
| hasType | shield volcanoes and stratovolcanoes ⓘ |
| hazard |
avalanches
ⓘ
blizzards ⓘ volcanic gas emissions ⓘ |
| highestPeak | Odake NERFINISHED ⓘ |
| involved | Imperial Japanese Army 5th Infantry Regiment NERFINISHED ⓘ |
| knownFor |
Hakkoda Mountains snow disaster of 1902
NERFINISHED
ⓘ
autumn foliage ⓘ heavy snowfall ⓘ scenic hiking ⓘ winter sports ⓘ |
| lastEruption | 20th century (minor activity) ⓘ |
| locatedIn | Aomori Prefecture NERFINISHED ⓘ |
| locatedInRegion | northern Honshu ⓘ |
| locatedNear | Aomori City NERFINISHED ⓘ |
| mountainRange | Ōu Mountains NERFINISHED ⓘ |
| otherMajorPeak |
Akakuradake
NERFINISHED
ⓘ
Idodake NERFINISHED ⓘ Takada-Odake NERFINISHED ⓘ |
| partOf |
Mount Hakkoda
NERFINISHED
ⓘ
Towada-Hachimantai National Park NERFINISHED ⓘ |
| popularActivity |
backcountry skiing
ⓘ
mountain climbing ⓘ snowshoe trekking ⓘ summer hiking ⓘ |
| tourismImportance | major outdoor tourism destination in Aomori Prefecture ⓘ |
| volcanicArc | Northeastern Japan Arc NERFINISHED ⓘ |
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: Mount Hakkoda Description of subject: Mount Hakkoda is a volcanic mountain complex in northern Honshu, Japan, known for its heavy snowfall, scenic hiking, and tragic 1902 military snowstorm disaster.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Mount Hakkōda