"Official Textbook for Business Practical Law Examination Level 3. 2024 Edition" Tokyo Chamber of Commerce and Industry Price: ¥2700 I folded a few pages while reading, but I've restored them. There are a few marks left, but I think it won't be a problem for studying. "Official Question Collection for Business Practical Law Examination Level 3. 2024 Edition" Tokyo Chamber of Commerce and Industry Price: ¥2500 I wrote in the question collection with a mechanical pencil, but I erased it with an eraser as much as I could. It shows signs of use. I haven't used the official app for the question collection. Please understand that this is a used item. It can still be used for a long time.