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In 2008 , after joining the label Sherow Artist Society , the single " Ruri Iro de Egaku Niji " reached number 11 on the Oricon Indies Chart ; the EP Gilia reached number 7 and was also released in Europe .
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Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
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