"The Book to Read When You Can't See Your Customers: The Super-Interpreted Maslow's Hierarchy of Needs for People Who Sell" Keisuke Matsuno Price: ¥1400 #KeisukeMatsuno #Keisuke_Matsuno #book #society/general I skimmed through it and kept it on my bookshelf at home. There are no markings, and the contents are in good condition.