Ichiki Detachment
E179891
The Ichiki Detachment was an elite Japanese infantry force during World War II, best known for its disastrous and nearly annihilating defeat against U.S. Marines on Guadalcanal in 1942.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Ichiki Detachment canonical | 4 |
| Ichiki Detachment effectively annihilated | 1 |
| Ichiki Detachment was largely annihilated at the Battle of the Tenaru | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1579405 — 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: Ichiki Detachment Context triple: [Battle of the Tenaru, unitInvolved, Ichiki Detachment]
-
A.
Musha Incident
The Musha Incident was a 1930 uprising by Indigenous Seediq people against Japanese colonial rule in Taiwan, marked by a violent attack on Japanese settlers and a brutal military crackdown in response.
-
B.
Kido Butai
Kido Butai was the Imperial Japanese Navy’s elite carrier strike force during World War II, responsible for major early-war operations including the attack on Pearl Harbor.
-
C.
Shinpūren Rebellion
The Shinpūren Rebellion was an 1876 uprising in Kumamoto, Japan, led by radical samurai opposed to Westernization and the Meiji government's reforms.
-
D.
Satsuma Rebellion
The Satsuma Rebellion was an 1877 uprising of disaffected samurai against Japan’s rapidly modernizing Meiji government, marking the last major armed resistance to its centralizing reforms.
-
E.
Hagi Rebellion
The Hagi Rebellion was a short-lived 1876 samurai uprising in Japan’s Chōshū domain, reflecting discontent with the Meiji government’s modernization policies and foreshadowing larger revolts like the Satsuma Rebellion.
- 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: Ichiki Detachment Target entity description: The Ichiki Detachment was an elite Japanese infantry force during World War II, best known for its disastrous and nearly annihilating defeat against U.S. Marines on Guadalcanal in 1942.
-
A.
Musha Incident
The Musha Incident was a 1930 uprising by Indigenous Seediq people against Japanese colonial rule in Taiwan, marked by a violent attack on Japanese settlers and a brutal military crackdown in response.
-
B.
Kido Butai
Kido Butai was the Imperial Japanese Navy’s elite carrier strike force during World War II, responsible for major early-war operations including the attack on Pearl Harbor.
-
C.
Shinpūren Rebellion
The Shinpūren Rebellion was an 1876 uprising in Kumamoto, Japan, led by radical samurai opposed to Westernization and the Meiji government's reforms.
-
D.
Satsuma Rebellion
The Satsuma Rebellion was an 1877 uprising of disaffected samurai against Japan’s rapidly modernizing Meiji government, marking the last major armed resistance to its centralizing reforms.
-
E.
Hagi Rebellion
The Hagi Rebellion was a short-lived 1876 samurai uprising in Japan’s Chōshū domain, reflecting discontent with the Meiji government’s modernization policies and foreshadowing larger revolts like the Satsuma Rebellion.
- F. None of above. chosen
Statements (30)
| Predicate | Object |
|---|---|
| instanceOf |
Japanese military unit
ⓘ
World War II military unit ⓘ infantry detachment ⓘ |
| allegiance | Imperial Japanese Army ⓘ |
| branch | Imperial Japanese Army infantry ⓘ |
| casualties | overwhelming majority killed or wounded ⓘ |
| commander | Kiyonao Ichiki NERFINISHED ⓘ |
| conflict | World War II ⓘ |
| country |
Japan
ⓘ
surface form:
Empire of Japan
|
| dateOfMajorBattle | August 1942 ⓘ |
| engagedIn |
Battle of the Tenaru
ⓘ
Solomon Islands campaign ⓘ
surface form:
Guadalcanal Campaign
|
| era | 20th century ⓘ |
| fate | nearly annihilated at Guadalcanal ⓘ |
| forceType | elite infantry ⓘ |
| historicalReputation | example of Japanese underestimation of U.S. forces on Guadalcanal ⓘ |
| locationOfAction |
Guadalcanal
ⓘ
Tenaru River ⓘ |
| namedAfter | Kiyonao Ichiki NERFINISHED ⓘ |
| nationality | Japanese ⓘ |
| notableFor |
Battle of the Tenaru
ⓘ
Solomon Islands campaign ⓘ
surface form:
Guadalcanal Campaign
|
| opponent |
United States Armed Forces
ⓘ
United States Marine Corps ⓘ |
| outcomeAtTenaru | decisive defeat ⓘ |
| parentFormation | Imperial Japanese Army 7th Division ⓘ |
| role | assault force ⓘ |
| survivors | very few survivors ⓘ |
| theater | Pacific War ⓘ |
| war |
Pacific War
ⓘ
surface form:
World War II in the Pacific
|
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: Ichiki Detachment Description of subject: The Ichiki Detachment was an elite Japanese infantry force during World War II, best known for its disastrous and nearly annihilating defeat against U.S. Marines on Guadalcanal in 1942.
Referenced by (6)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Ichiki Detachment effectively annihilated
this entity surface form:
Ichiki Detachment was largely annihilated at the Battle of the Tenaru