2016 Kumamoto earthquakes
E628599
The 2016 Kumamoto earthquakes were a destructive series of strong quakes in Japan’s Kyushu region that caused widespread damage, landslides, and significant loss of life.
All labels observed (1)
| Label | Occurrences |
|---|---|
| 2016 Kumamoto earthquakes canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T6922642 — 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: 2016 Kumamoto earthquakes Context triple: [Kumamoto, Japan, experiencedEvent, 2016 Kumamoto earthquakes]
-
A.
1944 Tonankai earthquake
The 1944 Tonankai earthquake was a powerful undersea megathrust earthquake off the coast of Japan that generated a destructive tsunami and caused extensive damage and loss of life in the Tōkai and Kii Peninsula regions during World War II.
-
B.
Great Kanto earthquake
The Great Kanto earthquake was a devastating 1923 seismic disaster that struck the Tokyo-Yokohama region of Japan, causing massive destruction and loss of life.
-
C.
1707 Hoei earthquake
The 1707 Hoei earthquake was a massive megathrust earthquake off southwestern Japan that triggered widespread destruction and a large tsunami, and is one of the most powerful earthquakes in Japanese history.
-
D.
2011 Tōhoku earthquake and tsunami
The 2011 Tōhoku earthquake and tsunami was a devastating magnitude 9.0 undersea megathrust earthquake off Japan’s northeastern coast that triggered massive tsunamis, widespread destruction, and the Fukushima Daiichi nuclear disaster.
-
E.
1854 Ansei-Tokai earthquake
The 1854 Ansei-Tokai earthquake was a major Edo-period megathrust earthquake and tsunami that struck central Japan, causing widespread destruction and loss of life along the Pacific coast.
- 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: 2016 Kumamoto earthquakes Target entity description: The 2016 Kumamoto earthquakes were a destructive series of strong quakes in Japan’s Kyushu region that caused widespread damage, landslides, and significant loss of life.
-
A.
1944 Tonankai earthquake
The 1944 Tonankai earthquake was a powerful undersea megathrust earthquake off the coast of Japan that generated a destructive tsunami and caused extensive damage and loss of life in the Tōkai and Kii Peninsula regions during World War II.
-
B.
Great Kanto earthquake
The Great Kanto earthquake was a devastating 1923 seismic disaster that struck the Tokyo-Yokohama region of Japan, causing massive destruction and loss of life.
-
C.
1707 Hoei earthquake
The 1707 Hoei earthquake was a massive megathrust earthquake off southwestern Japan that triggered widespread destruction and a large tsunami, and is one of the most powerful earthquakes in Japanese history.
-
D.
2011 Tōhoku earthquake and tsunami
The 2011 Tōhoku earthquake and tsunami was a devastating magnitude 9.0 undersea megathrust earthquake off Japan’s northeastern coast that triggered massive tsunamis, widespread destruction, and the Fukushima Daiichi nuclear disaster.
-
E.
1854 Ansei-Tokai earthquake
The 1854 Ansei-Tokai earthquake was a major Edo-period megathrust earthquake and tsunami that struck central Japan, causing widespread destruction and loss of life along the Pacific coast.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
earthquake sequence
ⓘ
natural disaster ⓘ |
| aftershocksCount | thousands ⓘ |
| casualtiesDeaths | over 50 ⓘ |
| casualtiesInjured | over 3000 ⓘ |
| category |
2016 disasters in Japan
ⓘ
Earthquakes in Japan ⓘ History of Kumamoto Prefecture ⓘ |
| causedBuildingCollapse | true ⓘ |
| causedEconomicLosses | billions of US dollars ⓘ |
| causedGasSupplyDisruption | true ⓘ |
| causedInfrastructureDamage | true ⓘ |
| causedPowerOutages | true ⓘ |
| causedTransportDisruption | true ⓘ |
| causedWaterSupplyDisruption | true ⓘ |
| country | Japan ⓘ |
| damagedStructure |
Aso Ohashi Bridge
NERFINISHED
ⓘ
Kumamoto Castle NERFINISHED ⓘ |
| displacedPeople | over 100000 ⓘ |
| endDate | 2016-04-16 ⓘ |
| faultSystem | Futagawa–Hinagu fault zone NERFINISHED ⓘ |
| foreshockDate | 2016-04-14 ⓘ |
| foreshockMagnitude |
6.2 Mw
ⓘ
6.4 Mw ⓘ |
| locatedIn |
Kumamoto Prefecture
NERFINISHED
ⓘ
Kyushu NERFINISHED ⓘ Oita Prefecture NERFINISHED ⓘ |
| mainAffectedCity | Kumamoto NERFINISHED ⓘ |
| mainAffectedTown | Mashiki NERFINISHED ⓘ |
| mainAffectedVillage | Minamiaso NERFINISHED ⓘ |
| mainshockDate | 2016-04-16 ⓘ |
| mainshockMagnitude | 7.0 Mw ⓘ |
| maximumIntensity | JMA seismic intensity 7 ⓘ |
| maximumIntensityScale | Japan Meteorological Agency seismic intensity scale NERFINISHED ⓘ |
| monitoredBy | Japan Meteorological Agency NERFINISHED ⓘ |
| notableAftershockMagnitude | 6.0 Mw ⓘ |
| occurredNearPlateBoundary | Philippine Sea Plate NERFINISHED ⓘ |
| occurredOnPlate | Amur Plate NERFINISHED ⓘ |
| promptedEmergencyResponse |
Government of Japan
NERFINISHED
ⓘ
Japan Self-Defense Forces NERFINISHED ⓘ |
| promptedEvacuations | true ⓘ |
| promptedInternationalAid | true ⓘ |
| startDate | 2016-04-14 ⓘ |
| tectonicSetting | subduction zone related crustal faulting ⓘ |
| timeZone | JST NERFINISHED ⓘ |
| triggeredLandslides | true ⓘ |
| type | strike-slip earthquake ⓘ |
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: 2016 Kumamoto earthquakes Description of subject: The 2016 Kumamoto earthquakes were a destructive series of strong quakes in Japan’s Kyushu region that caused widespread damage, landslides, and significant loss of life.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.