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 because it has been cut. 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 books with 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 for combined purchase" feature. ・If you wish to negotiate the price, please clearly state your desired amount. 　I will delete and block inquiries such as "Will it be cheaper?" or "Can you lower the price?" as no one who has asked these questions has ever purchased the item. ・I will block comments that are outside of common sense, such as excessive price negotiations or those without a response.