This paper presents a Book sales tendency by analyzing the Akutagawa Prize Books from 2005 to 2009 in Japan. Why we chose akutagawa prize books is it has a very impressional effects for sales when announcing what book got this award. We analyzed the tendency of Akuta- gawa Prized Books text information, and the Cross-correlation between book sales and the number of references in Books using volume and blog text information. As a result, We found Akutagawa Prized Books sales and blog information has high cross-correlation and it may be useful when predicting book sales.
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