※ This is a used paperback book. I have nearly 2,000 books for sale, so please search for your desired book using "[Discount for multiple purchases] 〇〇〇" or ask in the comments section. If you purchase multiple paperbacks listed by me at the same time, the prices are as follows (when they can be shipped together): 2 books: 760 yen 3 books: 1,050 yen 4 books: 1,320 yen For 5 or more books, it's an additional 280 yen per book. Please note that the maximum number of books that can be shipped together depends on the thickness, but it's usually around 8 books. If you wish to purchase multiple books, please either submit a combined purchase request or inform me of the books you need in the comments section before you buy. I will then create a dedicated listing for you at the above prices. (※ In the case of combined purchases, I will adjust the price to the above amount after receiving your request.) Shipping will be via Yu-Packet Post, Nekopos, or Smart Letter. (Other shipping methods will require additional shipping fees.)