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![Title: Ethereum Blockchain: ?????????? [Japanese], Author: Fouad Sabry](http://prodimage.images-bn.com/pimages/2940182179379_p0_v1_s192x300.jpg)
![Title: Ethereum Blockchain: ????? [Japanese], Author: Fouad Sabry](http://prodimage.images-bn.com/pimages/2940182199148_p0_v1_s192x300.jpg)