The Textbook on How to Speak to Become the Strongest Engineer by Masashi Kameyama Price: 1600 yen + tax Purchased new on Amazon 1-2 years ago. There are some scratches and stains due to being carried around. Line markers on several pages (photo 6) Fold on one page (photo 7) I have checked it carefully, but it is a layman's inspection, so there may be something else. Please understand. Will be sent with simple packaging.