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The Kesen Meteorite is a meteorite that fell on June 13 , 1850 , landing in a swamp in the outskirts of the City of Rikuzentakata , Kesen District in Iwate Prefecture , Japan .
 Kesen, City of Rikuzentakata, Kesen District, Iwate 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:
 Kesen, City of Rikuzentakata, Kesen District, Iwate Prefecture, Japan