"Willpower Diet: How to Win the Psychological Battle of Dieting" Price: ¥1300 "Psychology to Turn 'Likes' into 'Money'" Price: ¥1300 "Gray Psychology (Mentalism) That's Almost Black" Price: ¥1380 "Positive Change: You Don't Need a Brain, Evidence, or Hope to Change Yourself!" Nihon Bungeisha Price: ¥1300 "The Psychological Laws of Tidying Up to Control Your Life as You Wish" Price: ¥1300 "Words to Capture Happiness" Price: ¥1000 "Male-Female Brain Strategy: Sell Data to Men, Images to Women" Price: ¥1300 Some writing present."