This book teaches Sun Tzu's The Art of War, which can be directly applied to business and interpersonal relationships! - Title: The Art of War: A Beginner's Guide - Price: 700 yen - ISBN: 9784883979497 - Content: Directly applicable to business and interpersonal relationships! Thank you for viewing. I bought this book used. I have read it once, and I hope someone interested will purchase it. There are no folds or stains. However, I originally bought it used, so I hope those who understand this will purchase it. It's a very interesting book.