Reversion of Okinawa to Japan
E1014602
Reversion of Okinawa to Japan was the 1972 political process and agreement by which administrative control of Okinawa and the Ryukyu Islands was returned from United States occupation to Japanese sovereignty.
All labels observed (2)
| Label | Occurrences |
|---|---|
| 1960s Okinawan reversion movement | 1 |
| Reversion of Okinawa to Japan canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T12994131 — 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: Reversion of Okinawa to Japan Context triple: [American occupation of Okinawa, followedBy, Reversion of Okinawa to Japan]
-
A.
American occupation of Okinawa
The American occupation of Okinawa was the post–World War II military governance and control of Okinawa by the United States, marked by extensive U.S. base construction, cultural and political tensions, and a prolonged separation from full Japanese administration.
-
B.
Annexation of Korea
The Annexation of Korea was the 1910 formal incorporation of Korea into the Japanese Empire, marking the start of a harsh 35-year period of colonial rule.
-
C.
Allied occupation of Japan
The Allied occupation of Japan was the post–World War II military administration led primarily by the United States that reshaped Japan’s political, economic, and social systems, including its transition to a pacifist democracy.
-
D.
The Fall of Japan
The Fall of Japan is a historical nonfiction book by William Craig that chronicles the final months of World War II and the events leading to Japan’s surrender.
-
E.
Soviet occupation of Kuril Islands
The Soviet occupation of the Kuril Islands was the post–World War II takeover and continued control of the Kuril archipelago by the Soviet Union, which led to a long-standing territorial dispute with Japan.
- 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: Reversion of Okinawa to Japan Target entity description: Reversion of Okinawa to Japan was the 1972 political process and agreement by which administrative control of Okinawa and the Ryukyu Islands was returned from United States occupation to Japanese sovereignty.
-
A.
American occupation of Okinawa
The American occupation of Okinawa was the post–World War II military governance and control of Okinawa by the United States, marked by extensive U.S. base construction, cultural and political tensions, and a prolonged separation from full Japanese administration.
-
B.
Annexation of Korea
The Annexation of Korea was the 1910 formal incorporation of Korea into the Japanese Empire, marking the start of a harsh 35-year period of colonial rule.
-
C.
Allied occupation of Japan
The Allied occupation of Japan was the post–World War II military administration led primarily by the United States that reshaped Japan’s political, economic, and social systems, including its transition to a pacifist democracy.
-
D.
The Fall of Japan
The Fall of Japan is a historical nonfiction book by William Craig that chronicles the final months of World War II and the events leading to Japan’s surrender.
-
E.
Soviet occupation of Kuril Islands
The Soviet occupation of the Kuril Islands was the post–World War II takeover and continued control of the Kuril archipelago by the Soviet Union, which led to a long-standing territorial dispute with Japan.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
historical event
ⓘ
international agreement ⓘ political process ⓘ |
| alsoKnownAs |
Okinawa Reversion
NERFINISHED
ⓘ
Reversion of the Ryukyu Islands NERFINISHED ⓘ |
| appliesToTerritory |
Daito Islands
NERFINISHED
ⓘ
Okinawa Prefecture NERFINISHED ⓘ Ryukyu Islands NERFINISHED ⓘ |
| between |
Government of Japan
NERFINISHED
ⓘ
Government of the United States NERFINISHED ⓘ |
| category |
1972 in international relations
ⓘ
History of Okinawa Prefecture NERFINISHED ⓘ Treaties of Japan NERFINISHED ⓘ Treaties of the United States NERFINISHED ⓘ |
| dateEffective | 1972-05-15 ⓘ |
| ended | United States Civil Administration of the Ryukyu Islands NERFINISHED ⓘ |
| follows | United States occupation of Okinawa NERFINISHED ⓘ |
| hasConsequence |
continued stationing of US forces in Okinawa under Japanese sovereignty
ⓘ
domestic political debate in Japan over US bases in Okinawa ⓘ |
| hasCountryCedingAdministration | United States GENERATED ⓘ |
| hasCountryReceivingSovereignty | Japan GENERATED ⓘ |
| hasLanguage |
English
ⓘ
Japanese ⓘ |
| hasTopic |
US military presence in Japan
ⓘ
decolonization and occupation policy ⓘ postwar Japanese sovereignty ⓘ |
| implementedBy |
Government of Japan
NERFINISHED
ⓘ
United States Civil Administration of the Ryukyu Islands NERFINISHED ⓘ |
| legalBasisInUS | United States–Japan security arrangements NERFINISHED ⓘ |
| legalForm | bilateral agreement ⓘ |
| negotiatedBy |
Japanese government officials
ⓘ
United States government officials ⓘ |
| partOf | Japan–United States relations NERFINISHED ⓘ |
| precededBy | San Francisco Peace Treaty coming into force ⓘ |
| preserved | United States military base rights in Okinawa ⓘ |
| restoredSovereigntyTo | Japan NERFINISHED ⓘ |
| resultedIn |
application of Japanese law in Okinawa
ⓘ
end of separate Ryukyu dollar currency ⓘ extension of Japanese education system to Okinawa ⓘ extension of Japanese social security systems to Okinawa ⓘ formal recognition of Okinawa as a prefecture of Japan under Japanese administration ⓘ integration of Okinawa into Japanese administrative system ⓘ introduction of Japanese yen as sole legal tender in Okinawa ⓘ return of administrative rights over Okinawa to Japan ⓘ |
| subjectOf | Agreement Between Japan and the United States of America Concerning the Ryukyu Islands and the Daito Islands NERFINISHED ⓘ |
| tookPlaceIn | Cold War NERFINISHED ⓘ |
| treatySignedIn |
Tokyo
NERFINISHED
ⓘ
Washington, D.C. NERFINISHED ⓘ |
| year | 1972 ⓘ |
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: Reversion of Okinawa to Japan Description of subject: Reversion of Okinawa to Japan was the 1972 political process and agreement by which administrative control of Okinawa and the Ryukyu Islands was returned from United States occupation to Japanese sovereignty.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
1960s Okinawan reversion movement