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Comments by Japan 's tight-lipped central bank chief and an influential top bureaucrat are further signs that the nation 's authorities want to keep the dollar at current levels , market sources said on Friday .
 location: Japan
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: location, else, organization, person 
Text: {0} 
Answer:
 location: Japan