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Hadano Castle is the name for the ruinous remains of a castle structure in Hadano City , Kanagawa Prefecture , Japan .
 Hadano, Hadano City, Kanagawa 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:
 Hadano, Hadano City, Kanagawa Prefecture, Japan