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Rebun Airport was a public aerodrome located at Rebun in the Hokkaidō Prefecture , Japan .
 Rebun, Rebun, Hokkaidō Prefecture, Japan
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 Rebun, Rebun, Hokkaidō Prefecture, Japan