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is a railway station on the Koumi Line , East Japan Railway Company ( JR East ) , in Taguchi in the city of Saku , Nagano Prefecture , Japan .
 East Japan Railway Company, Saku, Nagano 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:
 East Japan Railway Company, Saku, Nagano Prefecture, Japan