Thank you for your interest. A book explaining practical methods for improving your luck. Polishing Your Luck 　The essence of "luck" revealed by cutting-edge quantum science 　"Are you aware that you are 'lucky'?" 　Three techniques for purifying the mind - Author: Hiroshi Tasaka - Title: Polishing Your Luck - ISBN: 9784334044398 - Description: Explains how to improve your luck. - Number of pages: Approximately 200 pages There is slight sun-tanning on the top surface. I believe it has been handled with care. There are no page-opening marks, page folds, or writing, and I think it is in good condition.