The Japan­ese edi­tion of The Sharp­Brains Guide to Brain Fit­ness just came out, as I real­ized when open­ing this sur­prise box yesterday. And it came nice­ly pack­aged togeth­er with this great arti­cle on brain health and neu­ro­plas­tic­i­ty in Newsweek Japan. If you speak Japan­ese, please pick up a copy of the book, and write a…