※ Although it's difficult to see in the image, there is a slight display discoloration on the cover. The contents of the book itself are very clean. A book that teaches logical thinking and problem-solving techniques. - Title: The Minto Pyramid Principle: Logic in Writing, Thinking, & Problem Solving - Author: Barbara Minto - Translator: Koji Yamazaki - Publisher: Diamond Inc. - Price: 2800 yen (E) - Content: The Pyramid Principle for improving problem-solving skills ♯------------------------------------------------ ◾️ No writing found. ◾️ We have inspected the item, but please forgive any oversights as it is a personal inspection. ◾️ This is not a new item, but a used one. Please understand that you are purchasing a used book. ◾️ Cleaned with an alcohol wipe (disinfecting and wiping) ⭐︎ Please comment if you have any concerns.