The item is listed as having scratches and stains because it has been cut. It is difficult to hold and read because it has been cut. "Cut" means that the book has been cut for scanning and conversion to PDF format. If you do not understand the meaning of "cut," please refrain from purchasing. Also, due to the nature of cut items, returns are not accepted after purchase. The condition of the item is listed as having scratches and stains due to the cutting. Please be aware that as a characteristic of cut items, there may be page folds, bends, tape, tears, and page replacements. For sets of several books, there may be a mix of books with cut covers and uncut covers. In addition, please check the condition in the photos and purchase with your understanding. I will send a shipping notification, but I often omit thank-you messages at the time of purchase. Packaging will be done using recycled materials as a base, after placing the item in a plastic bag. ・For 2 or more items, please use the "request to buy in bulk" feature. ・If you wish to negotiate the price, please clearly state your desired amount. 　I will delete and block those who inquire with "Is it cheaper?" or "Can you lower the price?" as they have not made any purchases. ・I will block comments that are outside of common sense, such as excessive price negotiations or those without a response.