Seishirō Itagaki
E213542
Seishirō Itagaki was a Japanese Imperial Army general and political leader who played a major role in Japan’s military expansion before and during World War II and was later convicted as a war criminal.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Seishirō Itagaki canonical | 5 |
How this entity was disambiguated
This entity first appeared as the object of triple T940792 — 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: Seishirō Itagaki Context triple: [Japanese occupation of Singapore, endSignedBy, Seishirō Itagaki]
-
A.
Raizō Tanaka
Raizō Tanaka was a prominent Imperial Japanese Navy admiral and destroyer squadron commander in World War II, renowned for his aggressive night-fighting tactics in the Solomon Islands campaign.
-
B.
Ishiwara Kanji
Ishiwara Kanji was a prominent Imperial Japanese Army officer and military strategist best known as a key planner of Japan’s expansion into Manchuria in the early 1930s.
-
C.
Matsui Iwane
Matsui Iwane was a general in the Imperial Japanese Army best known for commanding Japanese forces during the invasion of China and being held responsible for the Nanjing Massacre, for which he was later convicted and executed as a war criminal.
-
D.
Chūichi Hara
Chūichi Hara was an Imperial Japanese Navy admiral and aircraft carrier task force commander during World War II, noted for his role in several major Pacific naval battles.
-
E.
Hasegawa Yoshimichi
Hasegawa Yoshimichi was a Japanese colonial administrator who served in a prominent governmental role in Taiwan during the period of Japanese rule.
- 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: Seishirō Itagaki Target entity description: Seishirō Itagaki was a Japanese Imperial Army general and political leader who played a major role in Japan’s military expansion before and during World War II and was later convicted as a war criminal.
-
A.
Raizō Tanaka
Raizō Tanaka was a prominent Imperial Japanese Navy admiral and destroyer squadron commander in World War II, renowned for his aggressive night-fighting tactics in the Solomon Islands campaign.
-
B.
Ishiwara Kanji
Ishiwara Kanji was a prominent Imperial Japanese Army officer and military strategist best known as a key planner of Japan’s expansion into Manchuria in the early 1930s.
-
C.
Matsui Iwane
Matsui Iwane was a general in the Imperial Japanese Army best known for commanding Japanese forces during the invasion of China and being held responsible for the Nanjing Massacre, for which he was later convicted and executed as a war criminal.
-
D.
Chūichi Hara
Chūichi Hara was an Imperial Japanese Navy admiral and aircraft carrier task force commander during World War II, noted for his role in several major Pacific naval battles.
-
E.
Hasegawa Yoshimichi
Hasegawa Yoshimichi was a Japanese colonial administrator who served in a prominent governmental role in Taiwan during the period of Japanese rule.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
Japanese general
ⓘ
human ⓘ politician ⓘ war criminal ⓘ |
| activity | advocacy of Japanese military expansion in Asia ⓘ |
| awardReceived |
Order of the Golden Kite
ⓘ
Order of the Rising Sun ⓘ |
| causeOfDeath | execution by hanging ⓘ |
| convictedBy | International Military Tribunal for the Far East ⓘ |
| convictedOf | war crimes ⓘ |
| countryOfCitizenship | Japan ⓘ |
| dateOfBirth | 1885-01-21 ⓘ |
| dateOfDeath | 1948-12-23 ⓘ |
| educatedAt |
Army War College (Japan)
ⓘ
Imperial Japanese Army Academy ⓘ |
| ethnicGroup | Japanese ⓘ |
| gender | male ⓘ |
| ideology | Japanese militarism ⓘ |
| languageSpoken | Japanese ⓘ |
| mannerOfDeath | capital punishment ⓘ |
| memberOf |
Imperial Japanese Army General Staff
ⓘ
Japanese government during World War II ⓘ |
| militaryBranch | Imperial Japanese Army ⓘ |
| militaryRank | general ⓘ |
| name | Seishirō Itagaki NERFINISHED ⓘ |
| nativeName | 板垣 征四郎 ⓘ |
| notableEvent | signing of the Japanese Instrument of Surrender in Southeast Asia ⓘ |
| notableWork |
planning of the Mukden Incident
ⓘ
role in the invasion of Manchuria ⓘ |
| occupation |
military officer
ⓘ
politician ⓘ |
| participatedIn |
Mukden Incident
ⓘ
Russo-Japanese War ⓘ Sino-Japanese War (1937–1945) ⓘ
surface form:
Second Sino-Japanese War
World War II ⓘ |
| placeOfBirth |
Morioka, Japan
ⓘ
surface form:
Morioka, Iwate Prefecture, Japan
|
| placeOfDeath |
Sugamo Prison
ⓘ
surface form:
Sugamo Prison, Tokyo, Japan
|
| positionHeld |
Army Minister of Japan
ⓘ
Chief of Staff of the Kwantung Army ⓘ War Minister of Japan ⓘ commander of the Chosen Army in Korea ⓘ commander of the Kwantung Army ⓘ general in the Imperial Japanese Army ⓘ |
| regionOfActivity |
China
ⓘ
Korea ⓘ Manchuria ⓘ |
| surrendered | to Allied forces in 1945 ⓘ |
| triedFor | Class A war crimes ⓘ |
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: Seishirō Itagaki Description of subject: Seishirō Itagaki was a Japanese Imperial Army general and political leader who played a major role in Japan’s military expansion before and during World War II and was later convicted as a war criminal.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.