Japanese 18th Army
E436033
The Japanese 18th Army was a World War II Imperial Japanese Army formation that fought primarily in New Guinea, where it suffered heavy losses in prolonged jungle campaigns against Allied forces.
All labels observed (2)
| Label | Occurrences |
|---|---|
| 18th Army (Japan) | 1 |
| Japanese 18th Army canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T4398134 — 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: Japanese 18th Army Context triple: [Finisterre Range campaign, primaryCombatant, Japanese 18th Army]
-
A.
Japanese 14th Army
The Japanese 14th Army was an Imperial Japanese Army formation that led the invasion and occupation of the Philippines during World War II.
-
B.
Japanese 38th Army
The Japanese 38th Army was a World War II Imperial Japanese Army formation active in Southeast Asia, particularly noted for its role in occupying and later seizing control of French Indochina.
-
C.
Japanese Seventeenth Army
The Japanese Seventeenth Army was a World War II Imperial Japanese Army formation that defended parts of the Southwest Pacific, notably Borneo, against advancing Allied forces in 1945.
-
D.
Japanese 25th Army
The Japanese 25th Army was an Imperial Japanese Army formation best known for leading the rapid conquest of Malaya and Singapore during World War II.
-
E.
Japanese 35th Army
The Japanese 35th Army was a World War II Imperial Japanese Army formation that defended the southern Philippines, particularly during the later stages of the Pacific campaign.
- 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: Japanese 18th Army Target entity description: The Japanese 18th Army was a World War II Imperial Japanese Army formation that fought primarily in New Guinea, where it suffered heavy losses in prolonged jungle campaigns against Allied forces.
-
A.
Japanese 14th Army
The Japanese 14th Army was an Imperial Japanese Army formation that led the invasion and occupation of the Philippines during World War II.
-
B.
Japanese 38th Army
The Japanese 38th Army was a World War II Imperial Japanese Army formation active in Southeast Asia, particularly noted for its role in occupying and later seizing control of French Indochina.
-
C.
Japanese Seventeenth Army
The Japanese Seventeenth Army was a World War II Imperial Japanese Army formation that defended parts of the Southwest Pacific, notably Borneo, against advancing Allied forces in 1945.
-
D.
Japanese 25th Army
The Japanese 25th Army was an Imperial Japanese Army formation best known for leading the rapid conquest of Malaya and Singapore during World War II.
-
E.
Japanese 35th Army
The Japanese 35th Army was a World War II Imperial Japanese Army formation that defended the southern Philippines, particularly during the later stages of the Pacific campaign.
- F. None of above. chosen
Statements (31)
| Predicate | Object |
|---|---|
| instanceOf | Imperial Japanese Army field army ⓘ |
| alsoKnownAs | 18th Army (Imperial Japanese Army) NERFINISHED ⓘ |
| commander | Hatazō Adachi NERFINISHED ⓘ |
| conflict |
World War II
ⓘ
surface form:
Second World War
|
| country |
Japan
ⓘ
surface form:
Empire of Japan
|
| disbandedAfter | Japan’s surrender in 1945 ⓘ |
| engagedIn | jungle warfare ⓘ |
| fateOfPersonnel |
many died in New Guinea
ⓘ
survivors became prisoners of war of the Allies ⓘ |
| formedIn | 1942 ⓘ |
| garrison | Wewak NERFINISHED ⓘ |
| languageOfName | Japanese ⓘ |
| notableBattle |
Aitape–Wewak campaign
NERFINISHED
ⓘ
Battle of Finschhafen NERFINISHED ⓘ Battle of Wau NERFINISHED ⓘ Huon Peninsula campaign NERFINISHED ⓘ Salamaua–Lae campaign NERFINISHED ⓘ |
| notableCharacteristic |
isolated from supply after Allied advances in the Pacific
ⓘ
operated in harsh tropical jungle conditions ⓘ |
| opponent |
Allied forces
NERFINISHED
ⓘ
Australian Army NERFINISHED ⓘ United States Army NERFINISHED ⓘ |
| partOf | Imperial Japanese Army NERFINISHED ⓘ |
| primaryAreaOfOperations |
New Guinea
NERFINISHED
ⓘ
Papua New Guinea NERFINISHED ⓘ |
| status | disbanded ⓘ |
| subordinateTo | Eighth Area Army NERFINISHED ⓘ |
| suffered |
heavy casualties
ⓘ
severe losses from disease and starvation ⓘ |
| theatre |
New Guinea campaign
NERFINISHED
ⓘ
Pacific War 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: Japanese 18th Army Description of subject: The Japanese 18th Army was a World War II Imperial Japanese Army formation that fought primarily in New Guinea, where it suffered heavy losses in prolonged jungle campaigns against Allied forces.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
18th Army (Japan)